St Asaph (Denbighshire) weather

Forecast days

Light rain changing to clear by nighttime.
Sunrise iconSunrise:
Sunset iconSunset:
M UV
L Pollution

    7 day forecast for St Asaph

    Today (30 August 2025)
    Time
    14:00
    15:00
    16:00
    17:00
    18:00
    19:00
    20:00
    21:00
    22:00
    23:00
    Weather symbols Light rain Heavy rain Heavy rain Light shower day Light shower day Sunny day Clear night Clear night Clear night Partly cloudy night
    Chance of precipitation
    ≥95%
    ≥95%
    ≥95%
    ≥95%
    60%
    <5%
    <5%
    <5%
    20%
    40%
    Temperature
    18°
    18°
    18°
    18°
    18°
    18°
    17°
    16°
    15°
    14°
    Feels like temperature (°C)
    15°
    14°
    15°
    16°
    16°
    16°
    15°
    14°
    13°
    13°
    Wind direction and speed
    SSE
    16
    SSE
    17
    SSE
    17
    SSE
    16
    S
    14
    SSW
    13
    SSW
    12
    SSW
    11
    SSW
    10
    S
    8
    Wind gust (mph)
    35
    37
    37
    35
    34
    34
    34
    31
    28
    24
    Visibility
    G
    G
    M
    G
    G
    E
    E
    E
    E
    E
    Humidity
    76%
    79%
    82%
    86%
    87%
    78%
    77%
    78%
    78%
    78%
    UV 2 2 1 1 1 1 1 - - -
    Sunday (31 August 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 Light shower night Light shower night Light shower night Light shower night Light shower night Light shower day Sunny day Sunny intervals Sunny intervals Light shower day Light shower day Light shower day Light shower day Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Light shower night Light shower night Light shower night Light shower night
    Chance of precipitation
    50%
    50%
    50%
    50%
    70%
    70%
    60%
    40%
    40%
    50%
    50%
    60%
    80%
    80%
    60%
    50%
    40%
    40%
    50%
    50%
    60%
    60%
    60%
    60%
    Temperature (°C)
    14°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    14°
    15°
    17°
    18°
    18°
    18°
    19°
    19°
    19°
    18°
    18°
    17°
    16°
    15°
    15°
    15°
    Feels like temperature (°C)
    13°
    12°
    12°
    11°
    11°
    11°
    11°
    11°
    12°
    13°
    14°
    15°
    15°
    15°
    15°
    15°
    15°
    14°
    14°
    14°
    13°
    13°
    12°
    12°
    Wind direction and speed (mph)
    S
    8
    S
    8
    SSE
    8
    SSE
    9
    SSE
    10
    SSE
    10
    SSE
    10
    SSE
    10
    SSE
    10
    SSE
    12
    S
    13
    S
    15
    S
    16
    S
    16
    S
    17
    SSW
    17
    S
    17
    S
    17
    S
    17
    S
    16
    S
    15
    S
    14
    SSE
    14
    SSE
    13
    Wind gust (mph)
    22
    24
    25
    26
    27
    27
    28
    29
    32
    35
    37
    40
    42
    43
    44
    43
    43
    41
    39
    37
    36
    36
    34
    34
    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
    78%
    78%
    80%
    83%
    83%
    84%
    85%
    84%
    78%
    73%
    66%
    57%
    54%
    56%
    51%
    50%
    49%
    54%
    56%
    59%
    65%
    68%
    75%
    77%
    UV - - - - - - 1 1 1 2 3 4 5 6 5 4 3 2 1 1 1 - - -
    Monday (1 September 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 Heavy shower night Heavy shower night Light shower day Light shower day Light shower day Light shower day Light shower night Light shower night
    Chance of precipitation
    60%
    90%
    90%
    80%
    70%
    70%
    80%
    70%
    70%
    Temperature (°C)
    14°
    14°
    14°
    13°
    16°
    18°
    17°
    16°
    14°
    Feels like temperature (°C)
    12°
    12°
    13°
    12°
    14°
    15°
    15°
    15°
    13°
    Wind direction and speed (mph)
    SSE
    13
    SSE
    12
    SSE
    9
    SSE
    7
    SW
    10
    SW
    13
    SW
    13
    SW
    10
    SSW
    7
    Wind gust (mph)
    32
    32
    24
    27
    33
    34
    33
    27
    16
    Visibility (description)
    E
    E
    E
    VG
    VG
    E
    E
    VG
    VG
    Humidity
    81%
    81%
    87%
    90%
    77%
    65%
    66%
    75%
    84%
    UV - - - 1 3 5 3 1 -
    Tuesday (2 September 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Light shower night Light shower night Light shower day Heavy shower day Light shower day Light shower day Light shower night Partly cloudy night
    Chance of precipitation
    60%
    50%
    70%
    80%
    90%
    70%
    50%
    50%
    Temperature (°C)
    13°
    12°
    12°
    15°
    16°
    16°
    16°
    14°
    Feels like temperature (°C)
    12°
    11°
    11°
    13°
    14°
    14°
    14°
    13°
    Wind direction and speed (mph)
    S
    6
    SSE
    6
    SSE
    8
    SSE
    10
    S
    10
    SSE
    10
    S
    8
    SSW
    6
    Wind gust (mph)
    16
    18
    19
    20
    20
    18
    15
    14
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    85%
    87%
    86%
    83%
    77%
    82%
    82%
    90%
    UV - - 1 2 3 2 1 -
    Wednesday (3 September 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 Light shower day Light shower night Light shower night
    Chance of precipitation
    40%
    40%
    40%
    40%
    50%
    60%
    60%
    50%
    Temperature (°C)
    14°
    13°
    13°
    15°
    17°
    18°
    16°
    14°
    Feels like temperature (°C)
    13°
    12°
    11°
    14°
    15°
    15°
    14°
    13°
    Wind direction and speed (mph)
    SW
    7
    SW
    8
    S
    7
    SSW
    9
    SSW
    11
    SSW
    11
    S
    10
    S
    9
    Wind gust (mph)
    15
    13
    15
    21
    23
    17
    19
    18
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    88%
    88%
    88%
    77%
    64%
    66%
    76%
    85%
    UV - - 1 3 4 2 1 -
    Thursday (4 September 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Partly cloudy night Light shower night Light shower day Light shower day Light shower day Sunny intervals Partly cloudy night Partly cloudy night
    Chance of precipitation
    50%
    50%
    70%
    70%
    60%
    50%
    20%
    30%
    Temperature (°C)
    13°
    13°
    13°
    15°
    16°
    16°
    15°
    14°
    Feels like temperature (°C)
    12°
    11°
    11°
    13°
    13°
    13°
    13°
    12°
    Wind direction and speed (mph)
    SSE
    10
    S
    11
    S
    12
    SW
    15
    WSW
    15
    WSW
    16
    WSW
    14
    WSW
    10
    Wind gust (mph)
    14
    17
    25
    26
    27
    27
    22
    17
    Visibility (description)
    VG
    G
    G
    VG
    VG
    VG
    VG
    VG
    Humidity
    90%
    89%
    89%
    84%
    72%
    71%
    78%
    86%
    UV - - 1 3 5 2 1 -
    Friday (5 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 Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night
    Chance of precipitation
    30%
    30%
    40%
    50%
    40%
    30%
    20%
    30%
    Temperature (°C)
    13°
    12°
    12°
    15°
    16°
    17°
    16°
    14°
    Feels like temperature (°C)
    11°
    10°
    10°
    13°
    14°
    14°
    13°
    12°
    Wind direction and speed (mph)
    WSW
    9
    WSW
    9
    SW
    10
    WSW
    13
    WSW
    14
    WSW
    15
    SW
    12
    SSW
    9
    Wind gust (mph)
    13
    11
    15
    20
    21
    20
    14
    13
    Visibility (description)
    G
    G
    G
    VG
    VG
    VG
    VG
    G
    Humidity
    87%
    89%
    89%
    79%
    71%
    68%
    76%
    87%
    UV - - 1 3 5 2 1 -

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    Wales weather forecast

    Headline:

    Wet and windy.

    Today:

    A rather grey start, with rain soon arriving from the west. Wet and windy thereafter, with persistent rain turning heavy at times. Feeling especially gusty over higher ground, with strong winds bringing a risk of coastal gales. Maximum temperature 19 °C.

    Tonight:

    Rain will gradually clear to the east with scattered showers to follow through this evening. Some dry, clear spells developing overnight, but remaining breezy for all. Minimum temperature 10 °C.

    Sunday:

    A bright day with blustery showers. Heavy, sometimes thundery downpours are expected throughout the day, interspersed with drier, sunnier spells. Feeling especially windy along the coast. Maximum temperature 19 °C.

    Outlook for Monday to Wednesday:

    Scattered showers continue, giving a distinctly autumnal feel to the new working week. Longer spells of rain are expected at times, but there will be some breaks to sunshine too.

    Updated:

    UK long range weather forecast

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