Horsham (West Sussex) weather

Forecast days

Overcast changing to sunny intervals by late morning.
Sunrise iconSunrise:
Sunset iconSunset:
L UV
L Pollution
No pollen data.

    7 day forecast for Horsham

    Today (18 October 2025)
    Time
    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 Overcast Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature
    11°
    12°
    13°
    14°
    14°
    14°
    14°
    14°
    13°
    13°
    12°
    12°
    12°
    12°
    12°
    12°
    Feels like temperature (°C)
    10°
    11°
    11°
    12°
    12°
    12°
    12°
    12°
    12°
    12°
    11°
    11°
    11°
    11°
    10°
    10°
    Wind direction and speed
    E
    6
    ESE
    6
    ESE
    8
    SE
    10
    SE
    11
    SE
    11
    SE
    11
    SE
    10
    SE
    9
    SE
    8
    ESE
    7
    ESE
    6
    ESE
    6
    ESE
    7
    SE
    7
    SE
    7
    Wind gust (mph)
    15
    17
    20
    23
    23
    23
    22
    21
    19
    18
    18
    16
    18
    18
    18
    18
    Visibility
    VG
    VG
    VG
    VG
    E
    E
    E
    E
    E
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    78%
    76%
    75%
    69%
    64%
    60%
    62%
    62%
    65%
    66%
    72%
    75%
    75%
    75%
    75%
    75%
    UV 1 1 1 2 2 2 1 1 1 1 1 - - - - -
    Sunday (19 October 2025)
    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 Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Light rain Light rain Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Light rain Light rain Light shower night Partly cloudy night Partly cloudy night
    Chance of precipitation
    <5%
    <5%
    <5%
    10%
    10%
    <5%
    10%
    30%
    30%
    40%
    60%
    70%
    80%
    90%
    ≥95%
    ≥95%
    90%
    90%
    90%
    90%
    70%
    60%
    30%
    10%
    Temperature (°C)
    12°
    12°
    12°
    12°
    12°
    12°
    12°
    12°
    12°
    13°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    13°
    13°
    Feels like temperature (°C)
    11°
    11°
    11°
    11°
    11°
    11°
    11°
    11°
    11°
    11°
    12°
    12°
    12°
    12°
    12°
    12°
    11°
    11°
    11°
    11°
    12°
    12°
    12°
    12°
    Wind direction and speed (mph)
    SE
    7
    SE
    6
    SE
    6
    SE
    6
    SE
    6
    SE
    6
    SE
    7
    SE
    8
    SE
    8
    SE
    9
    SSE
    10
    SSE
    11
    SSE
    12
    SSE
    13
    SSE
    14
    SSE
    14
    SSE
    15
    SSE
    15
    SSE
    15
    S
    14
    S
    13
    SSW
    11
    SSW
    9
    SSW
    7
    Wind gust (mph)
    18
    17
    16
    16
    16
    17
    17
    17
    19
    21
    23
    25
    25
    26
    27
    28
    30
    32
    30
    27
    26
    20
    17
    16
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    G
    M
    M
    M
    M
    M
    M
    M
    M
    G
    VG
    VG
    Humidity
    76%
    77%
    78%
    82%
    84%
    85%
    86%
    87%
    91%
    88%
    87%
    87%
    89%
    92%
    95%
    94%
    95%
    95%
    96%
    96%
    96%
    96%
    96%
    96%
    UV - - - - - - - 1 1 1 1 1 1 1 1 1 1 1 - - - - - -
    Monday (20 October 2025)
    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 Light shower night Light shower night Heavy shower night Heavy shower night Heavy shower night Heavy shower day Heavy rain Heavy rain Heavy shower day Heavy shower day Heavy shower day Heavy shower day Heavy shower day Heavy shower day Heavy shower day Light shower night Light shower night Light shower night Light shower night Partly cloudy night Partly cloudy night
    Chance of precipitation
    10%
    30%
    50%
    70%
    80%
    80%
    80%
    90%
    90%
    90%
    90%
    ≥95%
    90%
    ≥95%
    ≥95%
    90%
    90%
    90%
    80%
    70%
    50%
    50%
    40%
    40%
    Temperature (°C)
    12°
    12°
    12°
    12°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    14°
    14°
    14°
    14°
    13°
    13°
    13°
    13°
    13°
    13°
    12°
    12°
    Feels like temperature (°C)
    11°
    11°
    11°
    11°
    11°
    11°
    11°
    11°
    11°
    11°
    11°
    11°
    11°
    11°
    11°
    11°
    11°
    11°
    10°
    10°
    10°
    10°
    10°
    10°
    Wind direction and speed (mph)
    SSW
    6
    SSW
    6
    S
    6
    S
    7
    S
    8
    S
    9
    S
    9
    S
    10
    SSW
    11
    SSW
    12
    S
    14
    S
    15
    SSW
    16
    SSW
    17
    SSW
    16
    SSW
    16
    SW
    16
    SW
    16
    SW
    15
    SW
    14
    SW
    14
    WSW
    14
    WSW
    13
    WSW
    13
    Wind gust (mph)
    13
    15
    17
    20
    22
    23
    25
    26
    28
    30
    33
    37
    38
    38
    38
    38
    35
    35
    33
    32
    30
    30
    30
    28
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    E
    E
    Humidity
    96%
    96%
    94%
    94%
    94%
    94%
    94%
    93%
    93%
    92%
    92%
    91%
    91%
    90%
    89%
    88%
    90%
    89%
    89%
    88%
    88%
    87%
    87%
    87%
    UV - - - - - - - 1 1 1 1 1 1 2 1 1 1 1 - - - - - -
    Tuesday (21 October 2025)
    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 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 Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Clear night Clear night
    Chance of precipitation
    40%
    40%
    30%
    20%
    10%
    20%
    20%
    10%
    10%
    10%
    10%
    20%
    30%
    40%
    40%
    40%
    30%
    30%
    20%
    10%
    10%
    10%
    <5%
    <5%
    Temperature (°C)
    12°
    12°
    12°
    12°
    12°
    11°
    11°
    11°
    11°
    12°
    12°
    13°
    14°
    14°
    14°
    14°
    14°
    13°
    12°
    12°
    11°
    11°
    10°
    10°
    Feels like temperature (°C)
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    11°
    11°
    12°
    12°
    12°
    12°
    12°
    12°
    11°
    10°
    10°
    Wind direction and speed (mph)
    WSW
    12
    WSW
    11
    WSW
    11
    WSW
    10
    WSW
    9
    WSW
    9
    WSW
    8
    WSW
    8
    WSW
    7
    WSW
    8
    WSW
    9
    WSW
    10
    WSW
    11
    WSW
    11
    WSW
    11
    WSW
    11
    WSW
    11
    WSW
    10
    WSW
    8
    WSW
    7
    WSW
    6
    WSW
    6
    WSW
    6
    WSW
    5
    Wind gust (mph)
    27
    26
    24
    22
    20
    19
    20
    17
    18
    21
    23
    23
    24
    25
    25
    25
    22
    18
    17
    16
    15
    14
    12
    10
    Visibility (description)
    E
    E
    E
    E
    E
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    E
    E
    E
    E
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    88%
    89%
    89%
    90%
    89%
    90%
    90%
    91%
    91%
    88%
    85%
    79%
    77%
    75%
    70%
    72%
    73%
    77%
    82%
    84%
    86%
    87%
    88%
    90%
    UV - - - - - - - 1 1 1 1 2 2 2 2 1 1 1 - - - - - -
    Wednesday (22 October 2025)
    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 Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Sunny intervals Cloudy Cloudy Cloudy Cloudy Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light shower night Overcast
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    10%
    20%
    20%
    30%
    40%
    40%
    50%
    60%
    70%
    70%
    70%
    60%
    70%
    60%
    60%
    60%
    50%
    Temperature (°C)
    11°
    12°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    Feels like temperature (°C)
    10°
    11°
    11°
    11°
    11°
    12°
    12°
    11°
    11°
    11°
    11°
    11°
    10°
    10°
    Wind direction and speed (mph)
    WSW
    5
    WSW
    4
    WSW
    4
    SW
    4
    SW
    4
    SSW
    4
    S
    3
    S
    3
    SSE
    4
    SSE
    4
    SSE
    5
    SSE
    7
    SSE
    8
    SSE
    10
    SSE
    10
    S
    11
    S
    11
    S
    12
    S
    13
    S
    13
    S
    13
    SSW
    14
    SSW
    14
    SSW
    14
    Wind gust (mph)
    9
    8
    8
    7
    6
    6
    6
    7
    8
    10
    11
    12
    15
    17
    17
    17
    19
    21
    21
    21
    21
    24
    26
    25
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    G
    G
    VG
    VG
    VG
    VG
    VG
    G
    G
    G
    G
    M
    M
    G
    G
    G
    Humidity
    91%
    92%
    93%
    93%
    94%
    94%
    93%
    93%
    93%
    89%
    86%
    84%
    81%
    82%
    85%
    88%
    91%
    92%
    93%
    94%
    93%
    92%
    93%
    92%
    UV - - - - - - - 1 1 1 1 1 1 1 1 1 1 1 - - - - - -
    Thursday (23 October 2025)
    Time
    00:00
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Light shower night Light shower night Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night
    Chance of precipitation
    50%
    50%
    40%
    40%
    50%
    50%
    30%
    30%
    20%
    Temperature (°C)
    13°
    13°
    12°
    11°
    12°
    13°
    13°
    11°
    10°
    Feels like temperature (°C)
    10°
    10°
    10°
    10°
    Wind direction and speed (mph)
    SSW
    14
    SW
    14
    SW
    14
    SW
    14
    SW
    15
    WSW
    18
    WSW
    17
    WSW
    14
    WSW
    13
    Wind gust (mph)
    25
    27
    26
    22
    28
    28
    24
    21
    18
    Visibility (description)
    G
    G
    G
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    92%
    91%
    90%
    87%
    81%
    71%
    70%
    76%
    78%
    UV - - - 1 1 2 1 - -
    Friday (24 October 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night
    Chance of precipitation
    20%
    20%
    20%
    30%
    30%
    20%
    20%
    20%
    Temperature (°C)
    10°
    12°
    12°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    WSW
    12
    WSW
    11
    WSW
    10
    WSW
    11
    W
    13
    W
    12
    W
    9
    WNW
    8
    Wind gust (mph)
    15
    13
    15
    19
    20
    17
    12
    13
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    80%
    83%
    85%
    80%
    67%
    62%
    77%
    81%
    UV - - 1 1 2 1 - -

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    Horsham weather map

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    London & South East England weather forecast

    Headline:

    Mostly cloudy and dry.

    Today:

    Mainly cloudy and dry this morning, although there is a chance of a few early showers reaching east Kent. This afternoon brighter conditions gradually develop, with weak sunshine breaking through, before cloud increases again across western areas. Maximum temperature 16 °C.

    Tonight:

    Any initial clear spells will disappear as cloud increases from the west. Becoming breezy along the English Channel coast, while remaining dry and mild everywhere. Minimum temperature 10 °C.

    Sunday:

    Dry initially, before rain moves east, occasionally heavy on Sunday. Brighter start Monday before becoming cloudy with rain and heavy showers. Sunny intervals Tuesday with occasional showers. Temperatures around average. Maximum temperature 16 °C.

    Outlook for Monday to Wednesday:

    Windy Monday with sunshine and heavy showers, perhaps thundery, with coastal gales. Tuesday breezy inland, windy along the coast, with sunny spells and occasional showers. Wednesday outbreaks of rain arriving.

    Updated:

    UK long range weather forecast

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