Portstewart (County Londonderry) weather

Forecast days

Sunny changing to partly cloudy by nighttime.
Sunrise iconSunrise:
Sunset iconSunset:
M UV
L Pollution
Next high tide: for
Portrush (Beach)

    7 day forecast for Portstewart

    Tomorrow (23 April 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 Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Sunny intervals Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Clear night
    Chance of precipitation
    80%
    50%
    20%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    10%
    10%
    10%
    10%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature
    10°
    11°
    12°
    13°
    14°
    15°
    15°
    15°
    14°
    14°
    14°
    13°
    10°
    10°
    Feels like temperature (°C)
    10°
    11°
    12°
    12°
    13°
    13°
    13°
    13°
    12°
    11°
    Wind direction and speed
    ESE
    18
    ESE
    15
    E
    13
    ENE
    12
    ENE
    12
    ENE
    12
    ENE
    12
    ENE
    12
    ENE
    12
    ENE
    12
    ENE
    11
    NE
    11
    NE
    11
    NE
    12
    NE
    12
    NE
    12
    NE
    11
    NE
    11
    ENE
    10
    ENE
    9
    E
    7
    E
    6
    ESE
    6
    SE
    5
    Wind gust (mph)
    29
    24
    19
    19
    19
    18
    18
    18
    18
    18
    17
    17
    18
    18
    18
    17
    15
    15
    14
    12
    10
    10
    10
    11
    Visibility
    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
    86%
    85%
    85%
    85%
    85%
    85%
    85%
    85%
    85%
    85%
    85%
    85%
    85%
    85%
    85%
    85%
    83%
    80%
    79%
    79%
    80%
    82%
    82%
    81%
    UV - - - - - - 1 1 1 2 3 3 4 4 4 3 2 1 1 1 1 - - -
    Thursday (24 April 2025)
    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 Clear night Sunny day Sunny intervals Sunny intervals Sunny intervals Cloudy Light rain
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    10%
    10%
    30%
    50%
    80%
    Temperature (°C)
    12°
    15°
    15°
    13°
    11°
    Feels like temperature (°C)
    11°
    12°
    10°
    Wind direction and speed (mph)
    SE
    5
    SE
    5
    SE
    7
    SE
    10
    SE
    14
    SE
    17
    SSE
    19
    SSE
    19
    SSE
    16
    Wind gust (mph)
    10
    15
    20
    25
    31
    32
    31
    27
    26
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    81%
    82%
    84%
    85%
    81%
    71%
    68%
    74%
    82%
    UV - - - 1 2 4 2 1 -
    Friday (25 April 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Light rain Light rain Light rain Light rain Light rain Heavy rain Light rain Light shower night
    Chance of precipitation
    70%
    80%
    80%
    90%
    90%
    90%
    80%
    60%
    Temperature (°C)
    10°
    10°
    10°
    11°
    12°
    12°
    12°
    10°
    Feels like temperature (°C)
    10°
    Wind direction and speed (mph)
    SSE
    17
    SSE
    16
    SSE
    16
    SSE
    16
    SSE
    16
    SE
    15
    SSE
    14
    SSE
    10
    Wind gust (mph)
    24
    25
    26
    23
    22
    19
    14
    11
    Visibility (description)
    G
    G
    M
    G
    G
    G
    VG
    VG
    Humidity
    87%
    91%
    92%
    92%
    91%
    91%
    91%
    93%
    UV - - 1 1 2 1 1 -
    Saturday (26 April 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 day Sunny intervals Sunny intervals Cloudy Light rain Light rain
    Chance of precipitation
    30%
    10%
    <5%
    30%
    50%
    50%
    50%
    60%
    Temperature (°C)
    10°
    12°
    14°
    15°
    14°
    11°
    Feels like temperature (°C)
    10°
    12°
    13°
    11°
    Wind direction and speed (mph)
    SSE
    8
    S
    7
    S
    7
    SSW
    9
    SSW
    11
    SE
    13
    SSE
    16
    S
    15
    Wind gust (mph)
    12
    12
    16
    21
    23
    23
    23
    23
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    93%
    92%
    91%
    85%
    73%
    80%
    75%
    82%
    UV - - 1 3 4 2 1 -
    Sunday (27 April 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Cloudy Cloudy Sunny intervals Cloudy Sunny intervals Sunny intervals Sunny intervals Cloudy
    Chance of precipitation
    50%
    30%
    30%
    40%
    50%
    40%
    30%
    30%
    Temperature (°C)
    11°
    11°
    10°
    13°
    15°
    16°
    15°
    12°
    Feels like temperature (°C)
    10°
    12°
    13°
    13°
    10°
    Wind direction and speed (mph)
    S
    16
    S
    15
    S
    15
    SSW
    17
    SW
    17
    SW
    15
    S
    12
    S
    9
    Wind gust (mph)
    27
    28
    28
    28
    25
    17
    10
    10
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    G
    Humidity
    86%
    87%
    86%
    83%
    77%
    81%
    87%
    91%
    UV - - 1 2 4 2 1 -
    Monday (28 April 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Cloudy Cloudy Cloudy Cloudy Cloudy Sunny intervals Sunny intervals Cloudy
    Chance of precipitation
    30%
    20%
    30%
    30%
    30%
    30%
    30%
    20%
    Temperature (°C)
    11°
    10°
    10°
    13°
    15°
    16°
    14°
    11°
    Feels like temperature (°C)
    10°
    13°
    13°
    13°
    Wind direction and speed (mph)
    S
    10
    SSE
    10
    SSE
    10
    SSE
    12
    S
    12
    S
    13
    SSW
    11
    S
    9
    Wind gust (mph)
    8
    14
    15
    13
    13
    13
    10
    8
    Visibility (description)
    G
    G
    G
    VG
    G
    VG
    VG
    G
    Humidity
    91%
    91%
    92%
    88%
    86%
    82%
    86%
    90%
    UV - - 1 2 3 2 1 -
    Tuesday (29 April 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Partly cloudy night Cloudy Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night
    Chance of precipitation
    20%
    20%
    20%
    20%
    20%
    20%
    20%
    10%
    Temperature (°C)
    10°
    12°
    14°
    15°
    13°
    Feels like temperature (°C)
    10°
    12°
    12°
    11°
    Wind direction and speed (mph)
    SW
    8
    SW
    9
    WSW
    9
    WNW
    11
    NW
    13
    NNW
    13
    NNW
    11
    NW
    9
    Wind gust (mph)
    6
    8
    14
    15
    17
    17
    13
    8
    Visibility (description)
    G
    G
    G
    G
    G
    VG
    VG
    G
    Humidity
    90%
    93%
    92%
    88%
    85%
    84%
    86%
    91%
    UV - - 1 2 4 2 1 -

    UK video forecast

    Portstewart weather map

    View the weather with our interactive map

    Loading map...

    Northern Ireland weather forecast

    Headline:

    Mostly dry with sunny spells Wednesday. Rain clearing far south.

    This Evening and Tonight:

    Cloud and occasionally heavy rain will gradually ease from the northwest through the evening and overnight, with clear spells developing across northern counties. Winds easing and turning northeasterly. Minimum temperature 7 °C.

    Wednesday:

    Cloud and patchy rain across the south soon clearing, with sunny spells across the north developing more widely through the morning. The afternoon looks mainly dry with sunny spells. Maximum temperature 16 °C.

    Outlook for Thursday to Saturday:

    Dry morning with sunny spells Thursday but cloud and rain edging east in the afternoon. Cloudy with further outbreaks of rain Friday, then showers later. Mainly dry and bright Saturday.

    Updated:

    UK long range weather forecast

    More from the Met Office