Bosham (West Sussex) weather

Forecast days

Sunny intervals changing to cloudy by lunchtime.
Sunrise iconSunrise:
Sunset iconSunset:
H UV
L Pollution

    7 day forecast for Bosham

    Today (17 August 2026)
    Time
    05:00
    06:00
    07:00
    08:00
    09:00
    10:00
    11:00
    12:00
    13:00
    14:00
    15:00
    16:00
    17:00
    18:00
    19:00
    20:00
    21:00
    22:00
    23:00
    Weather symbols Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Cloudy Cloudy Cloudy Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny day Sunny day Clear night Clear night Clear night Clear night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    20%
    20%
    20%
    30%
    20%
    10%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature
    18°
    17°
    18°
    19°
    20°
    22°
    23°
    23°
    23°
    24°
    24°
    24°
    24°
    24°
    23°
    22°
    21°
    20°
    19°
    Feels like temperature (°C)
    18°
    17°
    18°
    19°
    20°
    21°
    23°
    23°
    23°
    23°
    24°
    23°
    23°
    23°
    23°
    21°
    20°
    19°
    18°
    Wind direction and speed
    WNW
    5
    WNW
    5
    WNW
    5
    WNW
    5
    WNW
    5
    WNW
    6
    W
    7
    W
    9
    W
    9
    WSW
    9
    WSW
    9
    WSW
    10
    SW
    10
    WSW
    11
    WSW
    10
    WSW
    9
    W
    8
    W
    8
    WNW
    9
    Wind gust (mph)
    13
    12
    12
    13
    13
    15
    17
    19
    19
    19
    21
    21
    22
    22
    21
    19
    17
    18
    18
    Visibility
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    76%
    77%
    76%
    73%
    67%
    66%
    66%
    66%
    69%
    67%
    67%
    68%
    66%
    65%
    67%
    71%
    69%
    64%
    67%
    UV 1 1 1 2 3 4 5 5 5 4 3 3 2 1 1 1 - - -
    Tuesday (18 August 2026)
    Time
    00:00
    01:00
    02:00
    03:00
    04:00
    05:00
    06:00
    07:00
    08:00
    09:00
    10:00
    11:00
    12:00
    13:00
    14:00
    15:00
    16:00
    17:00
    18:00
    19:00
    20:00
    21:00
    22:00
    23:00
    Weather symbols Clear night Clear night Clear night Partly cloudy night Partly cloudy night Partly cloudy night Sunny intervals Cloudy Cloudy Overcast Overcast Overcast Cloudy Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Cloudy Cloudy Cloudy Cloudy
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    20%
    20%
    30%
    30%
    20%
    20%
    10%
    10%
    10%
    10%
    20%
    30%
    30%
    40%
    Temperature (°C)
    18°
    18°
    17°
    17°
    17°
    17°
    17°
    18°
    19°
    20°
    20°
    22°
    22°
    22°
    23°
    23°
    24°
    24°
    23°
    23°
    22°
    20°
    20°
    19°
    Feels like temperature (°C)
    17°
    17°
    17°
    16°
    16°
    16°
    17°
    17°
    17°
    18°
    19°
    20°
    21°
    21°
    22°
    22°
    23°
    22°
    21°
    21°
    20°
    19°
    18°
    18°
    Wind direction and speed (mph)
    WNW
    8
    W
    8
    W
    7
    W
    7
    W
    7
    W
    6
    WSW
    7
    WSW
    9
    W
    10
    W
    11
    W
    11
    W
    11
    WSW
    11
    WSW
    11
    WSW
    11
    WSW
    13
    WSW
    13
    WSW
    13
    WSW
    13
    WSW
    13
    W
    11
    W
    10
    WNW
    9
    WNW
    9
    Wind gust (mph)
    18
    17
    17
    17
    17
    17
    18
    19
    21
    21
    22
    23
    23
    24
    25
    26
    26
    26
    26
    24
    22
    20
    19
    19
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    74%
    76%
    80%
    82%
    84%
    84%
    84%
    82%
    77%
    77%
    78%
    77%
    77%
    76%
    71%
    72%
    70%
    68%
    69%
    73%
    71%
    64%
    62%
    67%
    UV - - - - - 1 1 1 1 2 2 3 3 3 4 3 3 2 1 1 1 - - -
    Wednesday (19 August 2026)
    Time
    00:00
    01:00
    02:00
    03:00
    04:00
    05:00
    06:00
    07:00
    08:00
    09:00
    10:00
    11:00
    12:00
    13:00
    14:00
    15:00
    16:00
    17:00
    18:00
    19:00
    20:00
    21:00
    22:00
    23:00
    Weather symbols Light rain Light rain Light rain Light shower night Light shower night Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night
    Chance of precipitation
    60%
    80%
    70%
    60%
    50%
    40%
    20%
    20%
    10%
    10%
    10%
    10%
    10%
    30%
    30%
    30%
    30%
    40%
    30%
    20%
    10%
    10%
    10%
    10%
    Temperature (°C)
    18°
    18°
    17°
    16°
    16°
    16°
    15°
    16°
    17°
    18°
    20°
    21°
    22°
    22°
    22°
    22°
    22°
    22°
    21°
    21°
    19°
    18°
    17°
    17°
    Feels like temperature (°C)
    18°
    17°
    17°
    16°
    16°
    15°
    15°
    15°
    16°
    17°
    18°
    18°
    19°
    20°
    19°
    19°
    19°
    18°
    18°
    18°
    18°
    17°
    16°
    16°
    Wind direction and speed (mph)
    W
    7
    W
    7
    W
    7
    W
    7
    W
    7
    W
    7
    W
    7
    W
    8
    W
    9
    WNW
    9
    W
    9
    W
    10
    W
    11
    WSW
    11
    WSW
    14
    WSW
    15
    WSW
    15
    WSW
    15
    WSW
    15
    W
    14
    W
    9
    W
    8
    W
    7
    W
    7
    Wind gust (mph)
    19
    18
    17
    18
    18
    18
    19
    18
    18
    19
    20
    21
    23
    26
    28
    28
    29
    29
    28
    25
    24
    23
    22
    20
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    E
    E
    E
    E
    E
    E
    E
    E
    E
    VG
    VG
    VG
    VG
    Humidity
    73%
    78%
    84%
    88%
    91%
    92%
    92%
    90%
    85%
    77%
    67%
    58%
    55%
    54%
    53%
    56%
    59%
    62%
    65%
    63%
    65%
    68%
    69%
    71%
    UV - - - - - 1 1 1 2 3 4 5 6 6 5 4 3 2 1 1 1 - - -
    Thursday (20 August 2026)
    Time
    00:00
    01:00
    02:00
    03:00
    04:00
    05:00
    06:00
    07:00
    08:00
    09:00
    10:00
    11:00
    12:00
    13:00
    14:00
    15:00
    16:00
    17:00
    18:00
    19:00
    20:00
    21:00
    22:00
    23:00
    Weather symbols Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night
    Chance of precipitation
    10%
    10%
    20%
    30%
    40%
    40%
    40%
    40%
    40%
    50%
    40%
    40%
    50%
    50%
    40%
    30%
    30%
    30%
    30%
    30%
    20%
    20%
    20%
    30%
    Temperature (°C)
    16°
    16°
    15°
    15°
    14°
    14°
    14°
    15°
    17°
    18°
    19°
    20°
    20°
    21°
    21°
    21°
    21°
    21°
    20°
    20°
    19°
    18°
    17°
    16°
    Feels like temperature (°C)
    15°
    15°
    14°
    14°
    13°
    13°
    13°
    14°
    16°
    17°
    18°
    18°
    18°
    18°
    18°
    18°
    18°
    18°
    17°
    18°
    18°
    17°
    16°
    16°
    Wind direction and speed (mph)
    W
    7
    W
    7
    W
    7
    W
    7
    W
    7
    W
    7
    W
    7
    W
    6
    WSW
    7
    WSW
    9
    WSW
    10
    WSW
    11
    WSW
    13
    SW
    14
    WSW
    14
    WSW
    14
    WSW
    14
    WSW
    14
    WSW
    13
    WSW
    10
    WSW
    8
    WSW
    7
    W
    6
    W
    5
    Wind gust (mph)
    21
    20
    20
    20
    20
    21
    20
    20
    20
    22
    25
    25
    26
    27
    26
    27
    27
    25
    23
    21
    17
    16
    16
    16
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    E
    E
    E
    E
    E
    E
    E
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    71%
    74%
    76%
    79%
    83%
    84%
    86%
    84%
    78%
    71%
    67%
    64%
    61%
    60%
    60%
    59%
    59%
    60%
    63%
    66%
    73%
    76%
    79%
    82%
    UV - - - - - 1 1 1 2 3 4 5 6 6 5 5 3 2 1 1 1 - - -
    Friday (21 August 2026)
    Time
    00:00
    01:00
    02:00
    03:00
    04:00
    05:00
    06:00
    07:00
    08:00
    09:00
    10:00
    11:00
    12:00
    13:00
    14:00
    15:00
    16:00
    17:00
    18:00
    19:00
    20:00
    21:00
    22:00
    23:00
    Weather symbols Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Light shower day Light shower day Light shower day Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night
    Chance of precipitation
    30%
    40%
    40%
    40%
    40%
    40%
    40%
    40%
    40%
    40%
    40%
    40%
    60%
    50%
    50%
    50%
    50%
    40%
    40%
    30%
    30%
    30%
    30%
    20%
    Temperature (°C)
    15°
    15°
    14°
    14°
    14°
    13°
    13°
    13°
    15°
    16°
    17°
    19°
    20°
    20°
    20°
    20°
    20°
    20°
    20°
    19°
    18°
    17°
    16°
    15°
    Feels like temperature (°C)
    15°
    14°
    14°
    14°
    13°
    13°
    12°
    13°
    14°
    16°
    17°
    18°
    19°
    19°
    19°
    19°
    19°
    18°
    18°
    18°
    17°
    16°
    15°
    14°
    Wind direction and speed (mph)
    W
    5
    W
    5
    NW
    5
    NW
    4
    NNW
    4
    N
    4
    NNW
    4
    NNW
    5
    N
    5
    N
    6
    N
    6
    NNW
    7
    N
    7
    WNW
    7
    WNW
    7
    NW
    8
    NNW
    9
    NW
    8
    NNW
    8
    NNW
    7
    N
    7
    N
    7
    N
    7
    N
    7
    Wind gust (mph)
    16
    15
    13
    15
    14
    14
    13
    13
    13
    13
    13
    15
    15
    16
    16
    18
    18
    17
    16
    15
    16
    16
    16
    16
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    G
    G
    G
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    85%
    86%
    88%
    91%
    92%
    93%
    93%
    91%
    85%
    81%
    74%
    70%
    65%
    63%
    62%
    61%
    61%
    62%
    61%
    65%
    72%
    77%
    82%
    83%
    UV - - - - - - 1 1 1 3 4 5 5 6 5 4 3 2 1 1 1 - - -
    Saturday (22 August 2026)
    Time
    00:00
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Partly cloudy night Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Clear night Clear night
    Chance of precipitation
    20%
    30%
    30%
    30%
    30%
    30%
    30%
    20%
    20%
    Temperature (°C)
    15°
    14°
    13°
    13°
    17°
    19°
    20°
    18°
    15°
    Feels like temperature (°C)
    14°
    13°
    12°
    11°
    15°
    17°
    18°
    17°
    14°
    Wind direction and speed (mph)
    NNE
    7
    NNE
    7
    NNE
    8
    N
    8
    NNE
    10
    NNE
    9
    NNE
    9
    NNE
    8
    NNE
    7
    Wind gust (mph)
    16
    14
    14
    18
    20
    19
    17
    15
    13
    Visibility (description)
    VG
    G
    G
    G
    VG
    VG
    VG
    VG
    VG
    Humidity
    85%
    86%
    90%
    88%
    67%
    51%
    48%
    50%
    70%
    UV - - - 1 4 6 3 1 -
    Sunday (23 August 2026)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Clear night Clear night Sunny day Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Clear night
    Chance of precipitation
    10%
    10%
    10%
    10%
    20%
    20%
    20%
    10%
    Temperature (°C)
    14°
    13°
    12°
    17°
    20°
    20°
    19°
    15°
    Feels like temperature (°C)
    12°
    11°
    11°
    14°
    17°
    18°
    17°
    14°
    Wind direction and speed (mph)
    NNE
    7
    NNE
    9
    NNE
    9
    NNE
    11
    NE
    10
    NE
    9
    ENE
    9
    NE
    7
    Wind gust (mph)
    12
    13
    18
    19
    19
    17
    14
    12
    Visibility (description)
    VG
    G
    G
    VG
    VG
    VG
    VG
    VG
    Humidity
    80%
    85%
    84%
    60%
    44%
    43%
    51%
    72%
    UV - - 1 4 6 3 1 -

    UK video forecast

    Bosham weather map

    View the weather with our interactive map

    Loading map...

    London & South East England weather forecast

    Headline:

    Mostly dry, with spells of warm sunshine. Some rain overnight.

    Today:

    Any overnight showers rain quickly clearing to brighter skies, with plenty of hazy spells of sunshine developing. An isolated light shower or two may be possible during the afternoon. Feeling warm and rather muggy, with light winds. Maximum temperature 27 °C.

    Tonight:

    A fine evening to come. Cloud increasing overnight from the north, with the promise of some rain moving in during the early hours, which may be heavy in places. Minimum temperature 17 °C.

    Tuesday:

    A cloudy and wet start to the day as rain slowly clears southwards during the morning. Drier and brighter for the afternoon, with hazy spells of sunshine for many. Maximum temperature 25 °C.

    Outlook for Wednesday to Friday:

    Sunny spells and showers expected throughout this period. Some of the showers will be heavy and times, with the risk of hail and thunder. A fresh feel for all.

    Updated:

    UK long range weather forecast