Chanctonbury Hill (West Sussex) weather

Forecast days

Sunny changing to overcast by lunchtime.
Sunrise iconSunrise:
Sunset iconSunset:
M UV
L Pollution

    7 day forecast for Chanctonbury Hill

    Today (10 September 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 Partly cloudy night Sunny day Sunny day Sunny day Sunny intervals Sunny intervals Sunny intervals Overcast Overcast Overcast Overcast Overcast Cloudy Cloudy Cloudy Overcast Overcast Overcast
    Chance of precipitation
    10%
    20%
    <5%
    <5%
    <5%
    <5%
    10%
    20%
    30%
    30%
    30%
    30%
    30%
    30%
    10%
    10%
    10%
    10%
    40%
    Temperature
    11°
    11°
    11°
    12°
    13°
    14°
    15°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    15°
    15°
    15°
    16°
    16°
    Feels like temperature (°C)
    10°
    11°
    10°
    11°
    12°
    13°
    13°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    Wind direction and speed
    S
    5
    SSE
    5
    S
    6
    WSW
    6
    WSW
    7
    WSW
    8
    WSW
    9
    SW
    9
    SW
    11
    SW
    11
    SW
    11
    SW
    11
    SW
    11
    SW
    11
    SW
    9
    SW
    9
    SW
    9
    SW
    9
    SW
    10
    Wind gust (mph)
    16
    15
    14
    13
    16
    18
    19
    21
    22
    22
    23
    22
    22
    20
    19
    19
    19
    21
    21
    Visibility
    VG
    G
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    G
    VG
    G
    Humidity
    83%
    82%
    83%
    75%
    67%
    63%
    59%
    58%
    64%
    65%
    67%
    70%
    68%
    73%
    75%
    76%
    76%
    77%
    77%
    UV - 1 1 1 2 2 4 4 4 3 2 2 1 1 1 - - - -
    Friday (11 September 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 shower night Light shower night Light shower night Mist Mist Mist 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 Clear night Clear night
    Chance of precipitation
    60%
    50%
    60%
    60%
    40%
    30%
    30%
    20%
    10%
    10%
    10%
    <5%
    <5%
    <5%
    10%
    10%
    10%
    10%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    14°
    15°
    15°
    17°
    18°
    19°
    19°
    20°
    20°
    20°
    19°
    19°
    17°
    16°
    15°
    15°
    15°
    Feels like temperature (°C)
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    13°
    14°
    15°
    16°
    17°
    18°
    18°
    18°
    18°
    18°
    18°
    18°
    17°
    15°
    14°
    14°
    14°
    Wind direction and speed (mph)
    SW
    11
    SW
    11
    SW
    11
    WSW
    10
    WSW
    9
    WSW
    9
    WSW
    8
    W
    7
    W
    7
    WNW
    7
    WNW
    7
    WNW
    7
    W
    7
    W
    7
    W
    7
    W
    8
    WSW
    8
    WSW
    8
    WSW
    8
    WSW
    7
    WSW
    8
    WSW
    7
    WSW
    7
    W
    7
    Wind gust (mph)
    22
    23
    22
    22
    20
    18
    17
    15
    13
    13
    14
    14
    14
    15
    16
    17
    17
    17
    17
    16
    15
    14
    14
    13
    Visibility (description)
    G
    M
    M
    P
    P
    P
    P
    P
    M
    G
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    G
    G
    G
    Humidity
    85%
    86%
    89%
    93%
    95%
    96%
    96%
    96%
    92%
    86%
    83%
    72%
    66%
    62%
    60%
    59%
    61%
    63%
    69%
    77%
    83%
    85%
    86%
    86%
    UV - - - - - - 1 1 1 2 3 4 5 4 4 3 2 1 1 1 - - - -
    Saturday (12 September 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 Clear night Clear night Clear night Clear night Sunny day Sunny day Sunny day 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 Mist
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    10%
    10%
    10%
    10%
    20%
    10%
    10%
    10%
    Temperature (°C)
    14°
    14°
    13°
    13°
    13°
    12°
    13°
    13°
    14°
    15°
    16°
    17°
    18°
    18°
    19°
    18°
    18°
    17°
    17°
    16°
    16°
    16°
    16°
    16°
    Feels like temperature (°C)
    13°
    13°
    12°
    13°
    12°
    11°
    12°
    12°
    13°
    14°
    15°
    15°
    16°
    15°
    15°
    15°
    15°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    Wind direction and speed (mph)
    W
    7
    WNW
    7
    WNW
    7
    W
    5
    WSW
    5
    SW
    6
    SW
    7
    SW
    7
    WSW
    7
    WSW
    8
    WSW
    9
    WSW
    11
    WSW
    13
    SW
    15
    SW
    16
    SW
    16
    SW
    16
    SW
    16
    SW
    15
    SW
    14
    SW
    14
    WSW
    13
    WSW
    13
    WSW
    13
    Wind gust (mph)
    12
    10
    9
    8
    8
    9
    11
    13
    14
    17
    20
    23
    24
    26
    26
    27
    26
    26
    25
    23
    24
    23
    23
    23
    Visibility (description)
    G
    VG
    G
    G
    G
    G
    G
    G
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    G
    G
    G
    G
    M
    M
    M
    Humidity
    84%
    84%
    85%
    86%
    87%
    87%
    86%
    87%
    83%
    77%
    74%
    67%
    65%
    65%
    66%
    67%
    69%
    72%
    77%
    80%
    84%
    86%
    87%
    87%
    UV - - - - - - 1 1 1 2 3 4 5 4 4 3 2 1 1 1 - - - -
    Sunday (13 September 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 Mist Mist Mist Mist Mist Mist Mist Mist Mist Cloudy Cloudy Cloudy Cloudy Cloudy Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Mist Mist Mist Mist
    Chance of precipitation
    10%
    10%
    20%
    20%
    20%
    30%
    20%
    30%
    30%
    30%
    30%
    30%
    20%
    20%
    10%
    10%
    10%
    10%
    10%
    10%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    17°
    18°
    18°
    19°
    20°
    19°
    20°
    20°
    19°
    18°
    17°
    16°
    16°
    16°
    Feels like temperature (°C)
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    15°
    16°
    16°
    17°
    17°
    18°
    18°
    19°
    19°
    18°
    17°
    16°
    16°
    16°
    16°
    Wind direction and speed (mph)
    WSW
    11
    WSW
    11
    WSW
    11
    WSW
    11
    WSW
    11
    WSW
    11
    WSW
    11
    WSW
    11
    WSW
    11
    WSW
    11
    W
    11
    W
    11
    W
    11
    W
    11
    W
    10
    W
    9
    W
    9
    W
    9
    W
    9
    WSW
    8
    WSW
    8
    WSW
    7
    WSW
    7
    W
    7
    Wind gust (mph)
    23
    23
    23
    23
    22
    22
    22
    22
    22
    22
    22
    20
    20
    21
    20
    20
    20
    19
    18
    17
    16
    15
    14
    13
    Visibility (description)
    P
    M
    P
    P
    P
    P
    P
    P
    P
    P
    P
    M
    G
    G
    G
    G
    G
    VG
    VG
    M
    M
    P
    P
    P
    Humidity
    88%
    89%
    91%
    91%
    92%
    94%
    94%
    93%
    92%
    90%
    87%
    84%
    83%
    77%
    73%
    71%
    72%
    75%
    78%
    85%
    90%
    91%
    92%
    91%
    UV - - - - - - 1 1 1 1 2 3 4 3 3 3 2 1 1 1 - - - -
    Monday (14 September 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 Mist Mist Mist Mist Mist Mist Fog Mist Sunny intervals Sunny intervals Sunny intervals Mist Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Mist Mist Mist Mist
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    10%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    16°
    16°
    16°
    15°
    15°
    15°
    14°
    14°
    15°
    17°
    17°
    18°
    19°
    19°
    19°
    19°
    19°
    19°
    18°
    17°
    17°
    16°
    16°
    16°
    Feels like temperature (°C)
    15°
    15°
    15°
    15°
    15°
    14°
    14°
    14°
    15°
    16°
    17°
    17°
    18°
    18°
    18°
    17°
    17°
    17°
    17°
    16°
    16°
    16°
    15°
    15°
    Wind direction and speed (mph)
    W
    7
    W
    7
    W
    6
    W
    7
    W
    6
    W
    6
    WSW
    6
    SW
    5
    SW
    5
    SW
    6
    SW
    7
    SW
    9
    SW
    9
    SW
    9
    SW
    10
    SW
    11
    SW
    11
    SW
    11
    SW
    10
    SW
    9
    SW
    9
    SW
    8
    SW
    8
    SW
    9
    Wind gust (mph)
    13
    11
    10
    10
    10
    10
    11
    12
    12
    14
    15
    16
    17
    17
    18
    18
    18
    17
    16
    15
    14
    16
    16
    15
    Visibility (description)
    P
    P
    P
    P
    P
    P
    P
    VP
    P
    M
    M
    M
    M
    G
    G
    G
    G
    G
    G
    G
    G
    M
    M
    P
    Humidity
    90%
    93%
    94%
    94%
    95%
    95%
    95%
    96%
    92%
    89%
    85%
    82%
    79%
    78%
    75%
    77%
    78%
    79%
    82%
    86%
    90%
    92%
    93%
    93%
    UV - - - - - - 1 1 1 2 2 4 4 4 3 3 2 1 1 1 - - - -
    Tuesday (15 September 2026)
    Time
    00:00
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Fog Mist Mist Cloudy Sunny intervals Sunny intervals Sunny intervals Clear night Clear night
    Chance of precipitation
    <5%
    <5%
    10%
    10%
    10%
    10%
    <5%
    <5%
    <5%
    Temperature (°C)
    16°
    15°
    16°
    15°
    17°
    20°
    20°
    18°
    15°
    Feels like temperature (°C)
    15°
    15°
    15°
    15°
    16°
    18°
    18°
    16°
    13°
    Wind direction and speed (mph)
    SW
    8
    SW
    8
    WSW
    8
    WSW
    7
    W
    9
    W
    10
    WNW
    10
    NW
    8
    NW
    8
    Wind gust (mph)
    16
    14
    14
    17
    20
    21
    19
    16
    16
    Visibility (description)
    P
    VP
    P
    P
    M
    VG
    VG
    VG
    VG
    Humidity
    94%
    94%
    94%
    93%
    85%
    69%
    61%
    65%
    73%
    UV - - - 1 3 4 2 1 -
    Wednesday (16 September 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 intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    13°
    11°
    11°
    14°
    16°
    17°
    15°
    13°
    Feels like temperature (°C)
    11°
    10°
    12°
    15°
    15°
    14°
    12°
    Wind direction and speed (mph)
    NNW
    9
    NNW
    9
    NNW
    8
    NNW
    9
    NNW
    8
    NW
    8
    NW
    7
    WNW
    7
    Wind gust (mph)
    16
    14
    17
    18
    17
    16
    11
    10
    Visibility (description)
    VG
    VG
    G
    VG
    VG
    VG
    VG
    VG
    Humidity
    77%
    84%
    86%
    72%
    58%
    56%
    67%
    76%
    UV - - 1 3 4 2 1 -

    UK video forecast

    Chanctonbury Hill weather map

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    London & South East England weather forecast

    Headline:

    Dry with clear spells, rain and showers overnight.

    Today:

    A dry and bright but mostly cloudy day. Cloud will thicken from the west as outbreaks of rain spread eastward on a freshening breeze by the end of the day. Maximum temperature 21 °C.

    Tonight:

    Cloudy with outbreaks of rain moving eastwards followed by showers in the evening, the showers will gradually ease by the morning. Minimum temperature 14 °C.

    Friday:

    A cloudy start with isolated showers, then a mostly dry day with the odd coastal shower possible. Feeling warm in the light winds. Maximum temperature 22 °C.

    Outlook for Saturday to Monday:

    Rain spreading in late on Saturday. Cloudy with outbreaks of rain Sunday. Cloudy on Monday with afternoon showers, heavy at times. Temperatures trending a little above average.

    Updated:

    UK long range weather forecast