Hertford (Hertfordshire) weather

Forecast days

Light rain changing to overcast by late morning.
Sunrise iconSunrise:
Sunset iconSunset:
M UV
L Pollution
No pollen data.

    7 day forecast for Hertford

    Today (17 September 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 Light rain Light rain Overcast Overcast Light rain Light rain Light rain Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast
    Chance of precipitation
    60%
    70%
    30%
    40%
    60%
    60%
    60%
    40%
    20%
    30%
    20%
    20%
    10%
    10%
    20%
    20%
    Temperature
    14°
    15°
    15°
    16°
    17°
    17°
    18°
    18°
    18°
    18°
    18°
    18°
    17°
    17°
    17°
    17°
    Feels like temperature (°C)
    12°
    13°
    13°
    14°
    14°
    15°
    15°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    Wind direction and speed
    S
    10
    SSW
    13
    SSW
    14
    SW
    15
    SW
    16
    SW
    16
    SW
    15
    SW
    15
    SW
    15
    SW
    14
    SW
    14
    SW
    13
    SW
    13
    SW
    12
    SW
    12
    SW
    11
    Wind gust (mph)
    27
    31
    32
    32
    32
    31
    30
    30
    30
    28
    27
    27
    25
    24
    24
    24
    Visibility
    M
    M
    G
    G
    G
    VG
    G
    G
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    96%
    94%
    92%
    89%
    87%
    86%
    85%
    85%
    85%
    85%
    86%
    88%
    91%
    92%
    93%
    93%
    UV 1 1 1 2 2 2 1 1 1 1 1 1 - - - -
    Thursday (18 September 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 Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night
    Chance of precipitation
    10%
    10%
    10%
    10%
    20%
    20%
    10%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    18°
    18°
    19°
    20°
    21°
    22°
    22°
    22°
    21°
    21°
    19°
    18°
    18°
    18°
    17°
    Feels like temperature (°C)
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    17°
    17°
    18°
    18°
    19°
    19°
    19°
    19°
    18°
    18°
    17°
    17°
    17°
    16°
    Wind direction and speed (mph)
    SW
    11
    SW
    11
    SW
    11
    SW
    11
    SW
    11
    SW
    11
    SW
    11
    SW
    11
    SW
    11
    SW
    12
    SW
    13
    SW
    14
    SW
    15
    SW
    15
    SW
    15
    SW
    16
    SW
    15
    SW
    14
    SW
    13
    SW
    11
    SW
    10
    SW
    9
    SSW
    9
    SW
    8
    Wind gust (mph)
    23
    23
    23
    22
    21
    23
    23
    24
    24
    27
    28
    30
    30
    31
    31
    32
    32
    30
    25
    24
    22
    21
    20
    19
    Visibility (description)
    G
    VG
    VG
    VG
    VG
    VG
    G
    G
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    E
    E
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    94%
    94%
    95%
    95%
    95%
    95%
    95%
    94%
    93%
    91%
    87%
    83%
    80%
    74%
    67%
    63%
    63%
    64%
    67%
    74%
    76%
    81%
    83%
    83%
    UV - - - - - - 1 1 1 1 2 2 3 3 3 2 1 1 1 1 - - - -
    Friday (19 September 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 Sunny intervals Sunny intervals Sunny intervals Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Clear night Clear night Clear night Clear night Partly cloudy night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    <5%
    Temperature (°C)
    17°
    17°
    17°
    17°
    16°
    16°
    16°
    16°
    16°
    17°
    19°
    21°
    22°
    23°
    24°
    25°
    25°
    24°
    23°
    21°
    20°
    19°
    18°
    17°
    Feels like temperature (°C)
    16°
    17°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    17°
    18°
    19°
    21°
    22°
    23°
    23°
    23°
    23°
    22°
    20°
    19°
    19°
    18°
    17°
    Wind direction and speed (mph)
    SSW
    8
    SSW
    7
    SSW
    6
    SSW
    6
    S
    5
    S
    5
    S
    4
    S
    4
    S
    5
    S
    7
    S
    8
    SSW
    9
    SSW
    10
    SSW
    10
    SSW
    10
    SSW
    10
    SSW
    10
    SSW
    9
    SW
    8
    SSW
    6
    SSW
    5
    SSW
    5
    SSW
    5
    SW
    5
    Wind gust (mph)
    18
    16
    14
    13
    10
    10
    9
    11
    15
    18
    19
    20
    21
    20
    20
    19
    18
    17
    14
    11
    11
    11
    11
    9
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    G
    G
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    G
    G
    Humidity
    83%
    83%
    85%
    86%
    87%
    88%
    91%
    92%
    90%
    84%
    76%
    68%
    64%
    59%
    54%
    52%
    51%
    52%
    57%
    67%
    74%
    78%
    83%
    85%
    UV - - - - - - 1 1 1 1 2 3 4 4 3 2 1 1 1 1 - - - -
    Saturday (20 September 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 Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Light rain Light shower day Cloudy Cloudy Cloudy Cloudy Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    20%
    30%
    30%
    30%
    30%
    40%
    50%
    60%
    60%
    40%
    40%
    30%
    20%
    20%
    20%
    20%
    10%
    Temperature (°C)
    16°
    16°
    16°
    16°
    15°
    16°
    15°
    15°
    15°
    16°
    17°
    18°
    18°
    19°
    19°
    19°
    18°
    18°
    17°
    17°
    16°
    15°
    15°
    14°
    Feels like temperature (°C)
    17°
    17°
    16°
    16°
    16°
    16°
    16°
    15°
    15°
    16°
    17°
    17°
    18°
    18°
    18°
    17°
    17°
    17°
    16°
    15°
    15°
    14°
    13°
    13°
    Wind direction and speed (mph)
    SSW
    4
    SSW
    4
    SSW
    3
    SW
    3
    SW
    3
    SW
    4
    SW
    4
    SW
    4
    SSW
    4
    SSW
    5
    SSW
    6
    SSW
    7
    SW
    8
    SW
    9
    SSW
    9
    SW
    9
    SW
    9
    WSW
    9
    WSW
    9
    WSW
    9
    SW
    8
    WSW
    8
    WSW
    8
    WSW
    8
    Wind gust (mph)
    8
    7
    6
    6
    6
    7
    7
    8
    11
    13
    13
    15
    17
    17
    17
    17
    15
    12
    15
    16
    15
    15
    13
    13
    Visibility (description)
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    88%
    90%
    91%
    92%
    93%
    92%
    92%
    93%
    92%
    88%
    86%
    83%
    79%
    76%
    78%
    79%
    82%
    81%
    81%
    84%
    83%
    85%
    85%
    84%
    UV - - - - - - 1 1 1 1 1 2 2 1 2 1 1 1 1 1 - - - -
    Sunday (21 September 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 Sunny intervals Sunny intervals Sunny intervals Sunny intervals Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
    Chance of precipitation
    20%
    20%
    20%
    20%
    30%
    20%
    20%
    20%
    20%
    10%
    10%
    20%
    30%
    40%
    40%
    40%
    50%
    40%
    40%
    30%
    30%
    30%
    30%
    20%
    Temperature (°C)
    13°
    13°
    13°
    12°
    12°
    12°
    12°
    11°
    12°
    12°
    13°
    14°
    15°
    15°
    15°
    15°
    15°
    14°
    13°
    13°
    12°
    12°
    11°
    11°
    Feels like temperature (°C)
    12°
    12°
    11°
    11°
    11°
    10°
    10°
    10°
    10°
    11°
    12°
    12°
    13°
    13°
    13°
    13°
    12°
    12°
    11°
    11°
    10°
    10°
    10°
    Wind direction and speed (mph)
    WSW
    8
    WSW
    8
    WSW
    7
    WSW
    7
    W
    7
    W
    7
    W
    6
    W
    6
    WNW
    7
    WNW
    8
    NW
    9
    NW
    9
    NNW
    10
    NNW
    10
    NNW
    11
    NNW
    11
    N
    12
    N
    12
    NNE
    11
    NNE
    11
    NNE
    10
    NNE
    9
    NNE
    9
    NNE
    9
    Wind gust (mph)
    13
    12
    12
    13
    12
    11
    9
    10
    11
    11
    13
    15
    17
    19
    21
    23
    24
    26
    24
    23
    21
    21
    20
    20
    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
    85%
    86%
    87%
    87%
    88%
    90%
    90%
    90%
    87%
    81%
    75%
    69%
    67%
    63%
    60%
    62%
    65%
    67%
    70%
    74%
    77%
    78%
    78%
    79%
    UV - - - - - - 1 1 1 1 2 3 3 3 2 2 1 1 1 - - - - -
    Monday (22 September 2025)
    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 Cloudy Cloudy Sunny intervals Partly cloudy night Partly cloudy night
    Chance of precipitation
    20%
    10%
    10%
    10%
    20%
    10%
    10%
    10%
    <5%
    Temperature (°C)
    11°
    10°
    10°
    12°
    15°
    14°
    12°
    11°
    Feels like temperature (°C)
    10°
    12°
    12°
    10°
    Wind direction and speed (mph)
    NNE
    8
    N
    8
    N
    8
    N
    8
    NNE
    11
    NNE
    13
    NNE
    13
    NNE
    10
    N
    8
    Wind gust (mph)
    19
    18
    18
    22
    26
    26
    25
    19
    17
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    80%
    80%
    82%
    84%
    73%
    55%
    53%
    64%
    74%
    UV - - - 1 3 3 1 - -
    Tuesday (23 September 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 Cloudy Cloudy Cloudy Cloudy Cloudy
    Chance of precipitation
    10%
    10%
    10%
    30%
    30%
    20%
    20%
    30%
    Temperature (°C)
    10°
    12°
    15°
    15°
    13°
    12°
    Feels like temperature (°C)
    10°
    12°
    12°
    11°
    10°
    Wind direction and speed (mph)
    N
    8
    N
    8
    N
    8
    N
    11
    NNE
    13
    NNE
    13
    NNE
    11
    NNE
    9
    Wind gust (mph)
    15
    16
    19
    25
    25
    22
    19
    16
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    79%
    82%
    82%
    74%
    64%
    60%
    71%
    80%
    UV - - 1 2 3 1 - -

    UK video forecast

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    WARNING
    Flood warnings icon
    Flood warnings in force for England
    Flood warnings in force for England

    East of England weather forecast

    Headline:

    Unsettled with outbreaks of rain.

    Today:

    A band of rain and low cloud moving through the area early morning, turning heavy at times. The rain easing in the afternoon, to become mainly dry by the evening. Blustery winds expected. Maximum temperature 19 °C.

    Tonight:

    Generally dry with plenty of low cloud, and a continued risk of some light rain at times. Mist and hill fog possible in places. Minimum temperature 16 °C.

    Thursday:

    Mainly dry with plenty of low cloud at first. The cloud slowly lifting through the morning to leave some brighter spells later on. Gusty winds developing, particularly along the coast. Maximum temperature 23 °C.

    Outlook for Friday to Sunday:

    Unsettled and cloudy with blustery showers and longer spells of rain possible through the period, becoming heavy at times. Turning colder on Sunday.

    Updated:

    UK long range weather forecast

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