Randalstown (County Antrim) weather

Forecast days

Sunny intervals changing to heavy rain by lunchtime.
Sunrise iconSunrise:
Sunset iconSunset:
M UV
L Pollution
No pollen data.

    7 day forecast for Randalstown

    Today (18 September 2025)
    Time
    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 Heavy rain Heavy rain Light rain Light rain Light rain Light rain Overcast Overcast Overcast Cloudy
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    10%
    10%
    30%
    50%
    80%
    80%
    90%
    70%
    60%
    70%
    50%
    50%
    20%
    20%
    Temperature
    12°
    11°
    11°
    12°
    13°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    15°
    15°
    15°
    16°
    16°
    16°
    Feels like temperature (°C)
    10°
    11°
    11°
    12°
    12°
    13°
    13°
    13°
    13°
    14°
    15°
    14°
    15°
    15°
    15°
    Wind direction and speed
    SW
    13
    SW
    11
    SSW
    11
    SSW
    12
    SSW
    13
    SSW
    12
    SSW
    11
    SSW
    10
    S
    9
    S
    7
    SE
    7
    SE
    7
    SE
    7
    SSE
    8
    S
    9
    S
    10
    SSW
    10
    SSW
    11
    Wind gust (mph)
    24
    22
    23
    24
    23
    23
    20
    18
    16
    13
    12
    14
    14
    13
    17
    21
    22
    24
    Visibility
    E
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    M
    M
    M
    G
    G
    G
    VG
    VG
    VG
    Humidity
    85%
    86%
    86%
    85%
    85%
    83%
    81%
    83%
    85%
    92%
    94%
    95%
    95%
    95%
    96%
    96%
    96%
    95%
    UV - 1 1 1 2 2 2 2 2 1 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 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
    20%
    20%
    20%
    20%
    10%
    10%
    10%
    10%
    10%
    20%
    20%
    10%
    10%
    10%
    10%
    <5%
    10%
    10%
    <5%
    <5%
    10%
    10%
    10%
    20%
    Temperature (°C)
    16°
    16°
    15°
    15°
    14°
    14°
    14°
    13°
    13°
    13°
    14°
    14°
    15°
    15°
    16°
    16°
    16°
    15°
    15°
    14°
    13°
    13°
    12°
    12°
    Feels like temperature (°C)
    15°
    14°
    14°
    13°
    13°
    12°
    12°
    12°
    11°
    12°
    12°
    12°
    13°
    13°
    13°
    14°
    14°
    14°
    13°
    13°
    12°
    12°
    11°
    11°
    Wind direction and speed (mph)
    SSW
    11
    SSW
    11
    SSW
    11
    SSW
    11
    SSW
    10
    SSW
    10
    SSW
    9
    SSW
    9
    SSW
    9
    SSW
    10
    SW
    11
    SW
    11
    SW
    11
    SW
    12
    SW
    12
    SW
    12
    SW
    11
    SW
    10
    SW
    10
    SW
    9
    SSW
    8
    SSW
    7
    SW
    7
    SSW
    6
    Wind gust (mph)
    25
    23
    23
    21
    18
    18
    16
    17
    17
    17
    19
    20
    20
    20
    19
    18
    15
    12
    11
    10
    8
    9
    9
    8
    Visibility (description)
    E
    E
    E
    E
    E
    E
    E
    VG
    VG
    VG
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    VG
    VG
    VG
    VG
    Humidity
    94%
    92%
    91%
    90%
    91%
    90%
    89%
    89%
    89%
    88%
    85%
    82%
    74%
    68%
    64%
    64%
    65%
    67%
    69%
    73%
    78%
    80%
    82%
    84%
    UV - - - - - - - 1 1 1 2 2 3 3 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 Partly cloudy night Sunny intervals Cloudy Cloudy Cloudy Cloudy Cloudy Light rain Light shower day Light rain Light shower day Light rain Light rain Light rain Light rain Light rain Light rain Light shower night
    Chance of precipitation
    20%
    20%
    20%
    20%
    20%
    30%
    20%
    30%
    30%
    40%
    40%
    50%
    50%
    50%
    50%
    60%
    60%
    60%
    70%
    70%
    70%
    70%
    70%
    70%
    Temperature (°C)
    12°
    11°
    11°
    11°
    11°
    11°
    11°
    10°
    10°
    11°
    12°
    13°
    13°
    13°
    13°
    13°
    13°
    12°
    12°
    11°
    11°
    10°
    10°
    Feels like temperature (°C)
    11°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    11°
    11°
    11°
    11°
    11°
    10°
    10°
    Wind direction and speed (mph)
    SSW
    6
    SSW
    6
    SSW
    6
    WSW
    5
    WSW
    5
    W
    5
    WNW
    5
    NW
    5
    NNW
    5
    NNW
    7
    N
    8
    N
    10
    N
    11
    N
    12
    N
    12
    N
    13
    N
    13
    N
    14
    N
    14
    N
    13
    N
    13
    N
    13
    N
    14
    N
    14
    Wind gust (mph)
    9
    8
    8
    9
    10
    10
    9
    10
    11
    12
    13
    16
    15
    15
    17
    19
    22
    22
    24
    23
    26
    29
    28
    28
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    Humidity
    85%
    88%
    89%
    90%
    91%
    91%
    91%
    91%
    90%
    86%
    85%
    82%
    78%
    76%
    75%
    75%
    76%
    75%
    78%
    82%
    84%
    85%
    85%
    84%
    UV - - - - - - - 1 1 1 1 2 1 1 1 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 Light shower night Light shower night Light shower night Light shower night Light shower night Light shower night Light shower night Light shower day Light shower day Light shower day Light shower day Light shower day Light shower day Light shower day Light shower day Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Clear night Clear night Clear night
    Chance of precipitation
    60%
    60%
    60%
    60%
    60%
    70%
    60%
    60%
    60%
    70%
    60%
    60%
    50%
    60%
    50%
    50%
    50%
    40%
    30%
    20%
    20%
    20%
    20%
    20%
    Temperature (°C)
    10°
    10°
    11°
    11°
    12°
    12°
    12°
    12°
    12°
    11°
    10°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    NNW
    14
    NNW
    14
    NNW
    14
    NNW
    13
    NNW
    12
    NNW
    12
    NNW
    12
    NNW
    11
    NNW
    11
    NNW
    12
    NNW
    13
    NNW
    14
    N
    15
    N
    15
    N
    15
    N
    16
    N
    16
    N
    15
    N
    14
    N
    12
    NNW
    10
    NNW
    9
    NNW
    9
    NNW
    8
    Wind gust (mph)
    28
    26
    27
    25
    26
    24
    21
    20
    22
    24
    28
    30
    31
    33
    34
    32
    33
    30
    25
    21
    21
    21
    19
    17
    Visibility (description)
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    Humidity
    82%
    82%
    83%
    83%
    84%
    83%
    84%
    84%
    85%
    84%
    82%
    80%
    73%
    70%
    65%
    59%
    58%
    59%
    63%
    67%
    71%
    73%
    75%
    75%
    UV - - - - - - - 1 1 1 2 3 2 3 3 2 2 1 1 1 - - - -
    Monday (22 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 Clear night Clear night Clear night Clear night Partly cloudy night Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Cloudy Cloudy Cloudy Cloudy Cloudy Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night
    Chance of precipitation
    20%
    20%
    10%
    20%
    20%
    20%
    10%
    20%
    20%
    20%
    20%
    20%
    20%
    20%
    20%
    20%
    20%
    20%
    20%
    20%
    20%
    20%
    20%
    20%
    Temperature (°C)
    10°
    11°
    12°
    12°
    12°
    12°
    12°
    12°
    12°
    11°
    10°
    Feels like temperature (°C)
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    Wind direction and speed (mph)
    NNW
    8
    NNW
    7
    NNW
    6
    NNW
    6
    NNW
    5
    NNW
    5
    NNW
    5
    NNW
    5
    NW
    5
    NW
    6
    NW
    7
    NW
    8
    NW
    9
    NNW
    10
    NNW
    10
    NNW
    10
    NNW
    10
    NNW
    10
    NNW
    9
    NNW
    8
    NNW
    6
    NW
    6
    NNW
    5
    NW
    5
    Wind gust (mph)
    16
    16
    14
    13
    12
    11
    11
    9
    10
    12
    14
    16
    18
    18
    15
    17
    16
    16
    13
    11
    10
    9
    10
    10
    Visibility (description)
    E
    E
    E
    E
    E
    E
    E
    VG
    VG
    VG
    E
    E
    E
    E
    E
    E
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    77%
    77%
    80%
    82%
    83%
    84%
    85%
    85%
    83%
    76%
    73%
    66%
    61%
    60%
    59%
    60%
    62%
    63%
    66%
    74%
    79%
    83%
    85%
    85%
    UV - - - - - - - 1 1 1 2 2 2 3 2 2 1 1 1 1 - - - -
    Tuesday (23 September 2025)
    Time
    00:00
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols No weather symbol data Cloudy Cloudy Cloudy Overcast Overcast Cloudy Cloudy Cloudy
    Chance of precipitation
    30%
    10%
    10%
    10%
    10%
    10%
    <5%
    <5%
    <5%
    Temperature (°C)
    11°
    13°
    14°
    12°
    10°
    Feels like temperature (°C)
    10°
    11°
    12°
    10°
    Wind direction and speed (mph)
    NW
    5
    WNW
    5
    WNW
    5
    NW
    5
    NW
    7
    NW
    9
    NW
    10
    NW
    7
    NNW
    5
    Wind gust (mph)
    10
    5
    5
    6
    13
    13
    12
    8
    5
    Visibility (description)
    VG
    VG
    VG
    G
    VG
    VG
    VG
    VG
    VG
    Humidity
    86%
    87%
    88%
    90%
    79%
    66%
    62%
    74%
    84%
    UV - - - 1 2 3 1 1 -
    Wednesday (24 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 Sunny intervals Cloudy Sunny intervals Partly cloudy night Partly cloudy night
    Chance of precipitation
    <5%
    <5%
    10%
    10%
    <5%
    <5%
    10%
    10%
    Temperature (°C)
    11°
    14°
    14°
    13°
    10°
    Feels like temperature (°C)
    10°
    12°
    13°
    11°
    Wind direction and speed (mph)
    WNW
    4
    WNW
    4
    NW
    4
    WNW
    7
    SSE
    9
    SSE
    9
    SE
    7
    SSE
    5
    Wind gust (mph)
    5
    5
    5
    11
    13
    11
    8
    6
    Visibility (description)
    G
    G
    G
    VG
    VG
    VG
    VG
    G
    Humidity
    88%
    92%
    92%
    83%
    67%
    65%
    78%
    88%
    UV - - 1 2 3 1 1 -

    UK video forecast

    Randalstown weather map

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    Northern Ireland weather forecast

    Headline:

    Dry this morning, some rain spreading northeast this afternoon.

    Today:

    This morning will be dry with some brightness. Thickening cloud will bring outbreaks of rain from the southwest during this afternoon, becoming drier in the west later. Maximum temperature 18 °C.

    Tonight:

    Outbreaks of rain across the east will die out this evening. Then the rest of the night will be dry with some lengthy clear periods. Minimum temperature 10 °C.

    Friday:

    Chance of a little rain across the far southeast at first otherwise it will be dry with some brightness. Maximum temperature 17 °C.

    Outlook for Saturday to Monday:

    Cloudy on Saturday with rain likely across the east, becoming windy later. A colder day on Sunday with showers. Bright with fewer showers on Monday.

    Updated:

    UK long range weather forecast

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