Potters Bar (Hertfordshire) weather

Forecast days

Cloudy.
Sunrise iconSunrise:
Sunset iconSunset:
M UV
L Pollution
No pollen data.

    7 day forecast for Potters Bar

    Today (11 September 2026)
    Time
    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 Overcast Overcast Cloudy Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature
    19°
    20°
    20°
    20°
    20°
    21°
    20°
    18°
    16°
    15°
    14°
    14°
    Feels like temperature (°C)
    18°
    19°
    19°
    20°
    20°
    20°
    20°
    19°
    16°
    15°
    14°
    14°
    Wind direction and speed
    NW
    6
    NW
    6
    NW
    6
    NW
    5
    NW
    4
    NW
    3
    WNW
    3
    WNW
    2
    W
    2
    WSW
    2
    SW
    2
    SW
    3
    Wind gust (mph)
    17
    17
    16
    14
    12
    10
    9
    7
    6
    6
    7
    8
    Visibility
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    G
    G
    VG
    Humidity
    65%
    56%
    55%
    55%
    55%
    55%
    55%
    68%
    75%
    77%
    79%
    79%
    UV 5 5 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 day 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 Partly cloudy night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    10%
    Temperature (°C)
    14°
    14°
    13°
    13°
    12°
    12°
    11°
    11°
    13°
    15°
    17°
    19°
    20°
    21°
    22°
    23°
    23°
    23°
    22°
    21°
    20°
    19°
    19°
    18°
    Feels like temperature (°C)
    14°
    13°
    13°
    12°
    12°
    11°
    11°
    10°
    12°
    14°
    15°
    17°
    17°
    19°
    20°
    21°
    22°
    21°
    21°
    20°
    19°
    18°
    18°
    17°
    Wind direction and speed (mph)
    SW
    3
    WSW
    4
    WSW
    4
    SW
    4
    SW
    4
    SW
    5
    SW
    5
    SW
    5
    SW
    6
    SW
    7
    SW
    9
    SW
    10
    SW
    11
    SW
    11
    WSW
    11
    WSW
    11
    WSW
    11
    WSW
    11
    WSW
    10
    SW
    9
    SW
    9
    SW
    9
    WSW
    9
    WSW
    9
    Wind gust (mph)
    9
    9
    9
    10
    10
    10
    10
    13
    16
    21
    25
    26
    28
    28
    27
    27
    26
    25
    24
    22
    21
    20
    20
    18
    Visibility (description)
    VG
    VG
    G
    G
    G
    G
    G
    G
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    G
    G
    Humidity
    79%
    83%
    85%
    87%
    91%
    92%
    93%
    93%
    85%
    75%
    67%
    61%
    55%
    55%
    55%
    54%
    55%
    58%
    64%
    68%
    73%
    76%
    80%
    84%
    UV - - - - - - 1 1 1 2 3 4 5 5 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 Cloudy Cloudy Light rain Light rain Heavy rain Light rain Light rain Light rain Overcast Overcast Overcast Cloudy Cloudy 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%
    30%
    30%
    60%
    80%
    80%
    70%
    60%
    50%
    40%
    30%
    20%
    10%
    10%
    10%
    10%
    10%
    <5%
    10%
    10%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    18°
    18°
    18°
    18°
    17°
    17°
    17°
    17°
    17°
    17°
    18°
    19°
    20°
    21°
    21°
    22°
    23°
    22°
    22°
    21°
    19°
    19°
    18°
    18°
    Feels like temperature (°C)
    17°
    17°
    17°
    17°
    16°
    16°
    16°
    16°
    16°
    17°
    18°
    18°
    20°
    20°
    21°
    22°
    23°
    22°
    22°
    21°
    20°
    19°
    19°
    18°
    Wind direction and speed (mph)
    WSW
    8
    WSW
    8
    WSW
    8
    WSW
    8
    WSW
    8
    WSW
    8
    WSW
    8
    WSW
    8
    WSW
    8
    WSW
    8
    WSW
    8
    WSW
    8
    W
    8
    W
    8
    W
    8
    W
    7
    W
    7
    W
    7
    W
    6
    W
    6
    WSW
    4
    WSW
    5
    WSW
    5
    WSW
    5
    Wind gust (mph)
    18
    19
    18
    19
    19
    19
    19
    19
    19
    20
    19
    19
    19
    19
    19
    18
    16
    16
    13
    10
    10
    11
    11
    11
    Visibility (description)
    G
    G
    G
    M
    M
    M
    M
    M
    M
    M
    G
    G
    G
    G
    VG
    VG
    VG
    VG
    VG
    VG
    G
    G
    G
    G
    Humidity
    86%
    86%
    86%
    87%
    90%
    93%
    96%
    96%
    95%
    94%
    92%
    89%
    85%
    79%
    75%
    68%
    67%
    68%
    71%
    78%
    83%
    85%
    87%
    89%
    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 Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Cloudy Cloudy 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 Partly cloudy night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    10%
    <5%
    <5%
    <5%
    10%
    10%
    10%
    10%
    10%
    10%
    <5%
    10%
    10%
    10%
    10%
    20%
    20%
    10%
    10%
    20%
    Temperature (°C)
    18°
    18°
    18°
    17°
    17°
    17°
    17°
    17°
    17°
    18°
    19°
    21°
    22°
    23°
    23°
    24°
    24°
    24°
    23°
    22°
    21°
    20°
    19°
    18°
    Feels like temperature (°C)
    18°
    18°
    18°
    17°
    17°
    17°
    17°
    17°
    17°
    18°
    19°
    20°
    21°
    22°
    23°
    23°
    23°
    23°
    22°
    22°
    21°
    19°
    18°
    18°
    Wind direction and speed (mph)
    WSW
    5
    WSW
    5
    WSW
    5
    WSW
    5
    WSW
    5
    WSW
    5
    SW
    5
    SW
    5
    SW
    6
    SW
    7
    SW
    7
    SW
    8
    SW
    9
    SW
    9
    WSW
    9
    WSW
    9
    WSW
    9
    SW
    9
    WSW
    9
    SW
    8
    SW
    8
    SW
    8
    SW
    8
    SW
    8
    Wind gust (mph)
    12
    12
    11
    12
    12
    12
    12
    13
    16
    17
    19
    20
    22
    22
    23
    23
    22
    22
    20
    18
    18
    19
    19
    18
    Visibility (description)
    G
    G
    G
    G
    M
    M
    M
    M
    M
    G
    G
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    90%
    91%
    91%
    92%
    92%
    93%
    93%
    94%
    92%
    86%
    84%
    77%
    74%
    66%
    65%
    65%
    64%
    64%
    66%
    73%
    76%
    79%
    83%
    84%
    UV - - - - - - 1 1 1 2 2 3 4 4 3 2 2 1 1 1 - - - -
    Tuesday (15 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 Partly cloudy night Cloudy Cloudy Cloudy Cloudy 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 Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Clear night
    Chance of precipitation
    10%
    20%
    20%
    20%
    20%
    30%
    30%
    20%
    10%
    10%
    10%
    10%
    10%
    10%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    18°
    18°
    17°
    17°
    17°
    17°
    17°
    17°
    16°
    16°
    17°
    18°
    19°
    19°
    20°
    20°
    20°
    19°
    18°
    17°
    16°
    15°
    14°
    14°
    Feels like temperature (°C)
    17°
    17°
    17°
    17°
    16°
    16°
    16°
    16°
    15°
    15°
    16°
    16°
    17°
    17°
    17°
    17°
    17°
    16°
    16°
    15°
    14°
    14°
    13°
    12°
    Wind direction and speed (mph)
    SW
    8
    SW
    8
    SW
    8
    WSW
    8
    WSW
    8
    WSW
    8
    WSW
    8
    W
    8
    W
    9
    WNW
    9
    WNW
    9
    WNW
    9
    WNW
    9
    WNW
    10
    WNW
    10
    WNW
    10
    WNW
    10
    WNW
    10
    WNW
    9
    WNW
    9
    WNW
    9
    WNW
    7
    WNW
    7
    WNW
    7
    Wind gust (mph)
    19
    19
    19
    19
    18
    18
    18
    19
    20
    22
    23
    25
    25
    25
    26
    25
    25
    24
    22
    20
    18
    19
    18
    18
    Visibility (description)
    VG
    G
    G
    G
    G
    G
    G
    G
    G
    G
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    85%
    86%
    88%
    88%
    90%
    89%
    90%
    89%
    86%
    77%
    66%
    61%
    54%
    46%
    43%
    42%
    42%
    42%
    45%
    53%
    56%
    60%
    64%
    66%
    UV - - - - - - 1 1 1 2 3 4 4 4 3 2 2 1 1 1 - - - -
    Wednesday (16 September 2026)
    Time
    00:00
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Clear night Clear night Partly cloudy night Sunny intervals Sunny intervals Overcast Cloudy Cloudy Overcast
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    <5%
    <5%
    <5%
    Temperature (°C)
    13°
    13°
    12°
    11°
    13°
    17°
    18°
    17°
    15°
    Feels like temperature (°C)
    12°
    11°
    10°
    10°
    12°
    15°
    16°
    15°
    14°
    Wind direction and speed (mph)
    WNW
    7
    WNW
    7
    WNW
    7
    W
    6
    W
    8
    WNW
    9
    WNW
    9
    W
    8
    W
    7
    Wind gust (mph)
    17
    17
    16
    19
    22
    23
    22
    19
    19
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    71%
    74%
    78%
    82%
    73%
    58%
    57%
    63%
    71%
    UV - - - 1 3 4 1 1 -
    Thursday (17 September 2026)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Overcast Overcast Cloudy Overcast Cloudy Sunny intervals Partly cloudy night Partly cloudy night
    Chance of precipitation
    <5%
    10%
    10%
    10%
    10%
    10%
    <5%
    <5%
    Temperature (°C)
    14°
    14°
    14°
    15°
    18°
    19°
    17°
    16°
    Feels like temperature (°C)
    13°
    13°
    13°
    14°
    16°
    17°
    16°
    14°
    Wind direction and speed (mph)
    WSW
    7
    WSW
    7
    WSW
    7
    WSW
    9
    WSW
    11
    WSW
    10
    WSW
    9
    WSW
    8
    Wind gust (mph)
    19
    20
    23
    28
    29
    28
    23
    20
    Visibility (description)
    G
    G
    G
    G
    VG
    VG
    VG
    VG
    Humidity
    78%
    84%
    85%
    80%
    65%
    61%
    63%
    69%
    UV - - 1 3 3 1 1 -

    UK video forecast

    Potters Bar weather map

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    Flood alerts in force for England

    East of England weather forecast

    Headline:

    Mostly dry with sunny spells.

    Today:

    Generally dry with sunny intervals, but there is a risk of isolated showers first thing, these dying out during the morning. Winds falling light, and feeling warm in the sunshine. Maximum temperature 23 °C.

    Tonight:

    A dry evening with sunny spells, then clear spells overnight. Cloud perhaps thickening a little in the north by dawn. Becoming breezy later. Minimum temperature 7 °C.

    Saturday:

    Dry with sunny spells at first, but sunshine increasingly hazy as cloud thickens. Becoming wet and breezy during the afternoon and potentially also the evening. Rain could be occasionally heavy. Maximum temperature 25 °C.

    Outlook for Sunday to Tuesday:

    Rather unsettled during this period, with a mixture of rain or showers and drier intervals with sunny spells. Occasionally breezy. Warm temperatures at first, trending near normal on Tuesday.

    Updated:

    UK long range weather forecast