Harlech (Gwynedd) weather

Forecast days

Light showers changing to sunny intervals by late morning.
Sunrise iconSunrise:
Sunset iconSunset:
VH UV
L Pollution
L Pollen
Next high tide: for
Harlech (Beach)
Eryri / Snowdonia (Mountain region)

    7 day forecast for Harlech

    Today (20 July 2025)
    Time
    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 day Light shower day Light shower day Sunny intervals Sunny intervals Light shower day Light shower day Light shower day Light shower day Light shower day Light shower day Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night
    Chance of precipitation
    70%
    60%
    60%
    40%
    40%
    50%
    80%
    80%
    70%
    60%
    50%
    50%
    40%
    30%
    30%
    20%
    20%
    Temperature
    16°
    17°
    18°
    19°
    19°
    20°
    21°
    20°
    19°
    19°
    19°
    19°
    18°
    18°
    17°
    16°
    16°
    Feels like temperature (°C)
    14°
    15°
    16°
    17°
    18°
    18°
    19°
    18°
    18°
    18°
    18°
    19°
    18°
    18°
    17°
    16°
    16°
    Wind direction and speed
    E
    13
    E
    11
    E
    10
    ESE
    10
    SE
    11
    SE
    11
    SE
    11
    S
    10
    SSW
    9
    SSW
    8
    WSW
    7
    W
    6
    WSW
    5
    SW
    5
    ENE
    4
    E
    4
    ENE
    4
    Wind gust (mph)
    25
    25
    23
    23
    22
    22
    20
    20
    17
    15
    14
    12
    10
    9
    8
    8
    8
    Visibility
    VG
    VG
    VG
    VG
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    VG
    Humidity
    84%
    85%
    84%
    77%
    72%
    66%
    65%
    66%
    69%
    71%
    69%
    69%
    72%
    75%
    82%
    83%
    84%
    UV 1 2 3 5 6 7 6 7 6 4 3 2 1 1 1 - -
    Monday (21 July 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 Sunny intervals Sunny intervals Sunny intervals Cloudy Cloudy Light shower day Light rain Heavy rain Heavy rain Heavy rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Heavy rain Light rain
    Chance of precipitation
    20%
    20%
    20%
    20%
    10%
    10%
    10%
    20%
    30%
    40%
    60%
    60%
    70%
    80%
    80%
    70%
    70%
    60%
    70%
    70%
    80%
    80%
    80%
    70%
    Temperature (°C)
    15°
    15°
    15°
    14°
    14°
    14°
    14°
    15°
    16°
    16°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    16°
    16°
    16°
    16°
    Feels like temperature (°C)
    15°
    15°
    14°
    14°
    14°
    14°
    14°
    15°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    15°
    15°
    14°
    Wind direction and speed (mph)
    NE
    4
    E
    4
    E
    4
    E
    4
    E
    4
    ENE
    4
    ENE
    4
    ESE
    3
    WSW
    4
    WSW
    5
    WSW
    5
    W
    7
    WSW
    8
    WSW
    9
    WSW
    10
    W
    10
    W
    10
    W
    9
    W
    9
    W
    9
    W
    9
    W
    9
    WNW
    9
    WNW
    9
    Wind gust (mph)
    7
    7
    7
    7
    7
    7
    6
    7
    9
    11
    14
    16
    17
    18
    20
    19
    18
    18
    18
    18
    18
    19
    21
    22
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    G
    G
    VG
    VG
    VG
    VG
    VG
    VG
    G
    G
    Humidity
    84%
    85%
    85%
    85%
    85%
    85%
    86%
    84%
    82%
    82%
    80%
    80%
    82%
    86%
    89%
    90%
    88%
    89%
    90%
    91%
    91%
    91%
    92%
    92%
    UV - - - - - 1 1 1 2 3 5 5 7 6 5 5 3 2 1 1 1 1 - -
    Tuesday (22 July 2025)
    Time
    00:00
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Light rain Light rain Light rain Overcast Overcast Cloudy Cloudy Cloudy Cloudy
    Chance of precipitation
    70%
    70%
    60%
    40%
    40%
    30%
    20%
    20%
    30%
    Temperature (°C)
    15°
    15°
    14°
    14°
    15°
    17°
    17°
    17°
    16°
    Feels like temperature (°C)
    14°
    14°
    13°
    13°
    14°
    15°
    15°
    15°
    15°
    Wind direction and speed (mph)
    WNW
    10
    WNW
    10
    WNW
    10
    WNW
    9
    W
    11
    W
    11
    WSW
    11
    WSW
    10
    W
    6
    Wind gust (mph)
    23
    24
    23
    23
    23
    23
    22
    18
    10
    Visibility (description)
    VG
    VG
    VG
    VG
    E
    E
    E
    E
    VG
    Humidity
    92%
    92%
    92%
    87%
    79%
    73%
    72%
    76%
    84%
    UV - - - 1 3 5 3 1 -
    Wednesday (23 July 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Partly cloudy night Sunny intervals Overcast Light shower day Overcast Cloudy Overcast Cloudy
    Chance of precipitation
    30%
    30%
    40%
    50%
    40%
    40%
    30%
    30%
    Temperature (°C)
    15°
    14°
    14°
    16°
    17°
    17°
    17°
    15°
    Feels like temperature (°C)
    15°
    14°
    14°
    14°
    15°
    16°
    16°
    15°
    Wind direction and speed (mph)
    NW
    4
    WNW
    5
    NW
    6
    WNW
    9
    WNW
    11
    WNW
    11
    WNW
    9
    WNW
    5
    Wind gust (mph)
    8
    11
    20
    23
    23
    22
    18
    10
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    88%
    90%
    86%
    77%
    71%
    74%
    77%
    86%
    UV - - 1 4 7 4 1 -
    Thursday (24 July 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Cloudy Cloudy Overcast Cloudy Sunny intervals Sunny intervals Sunny intervals Partly cloudy night
    Chance of precipitation
    30%
    40%
    30%
    30%
    20%
    10%
    10%
    10%
    Temperature (°C)
    15°
    14°
    14°
    16°
    18°
    18°
    18°
    15°
    Feels like temperature (°C)
    14°
    14°
    14°
    15°
    16°
    17°
    17°
    14°
    Wind direction and speed (mph)
    NW
    5
    NW
    5
    NW
    6
    WNW
    8
    WNW
    9
    W
    10
    W
    8
    WSW
    5
    Wind gust (mph)
    11
    11
    14
    16
    18
    18
    12
    5
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    G
    Humidity
    90%
    89%
    89%
    79%
    75%
    72%
    75%
    94%
    UV - - 1 4 6 4 1 -
    Friday (25 July 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Cloudy Overcast Cloudy Cloudy Sunny intervals Sunny intervals Sunny intervals Partly cloudy night
    Chance of precipitation
    10%
    20%
    20%
    30%
    20%
    10%
    10%
    10%
    Temperature (°C)
    14°
    14°
    15°
    18°
    19°
    19°
    18°
    15°
    Feels like temperature (°C)
    14°
    13°
    16°
    17°
    18°
    18°
    17°
    15°
    Wind direction and speed (mph)
    SSW
    4
    S
    4
    SW
    4
    W
    7
    W
    10
    W
    10
    W
    9
    WSW
    7
    Wind gust (mph)
    4
    5
    9
    14
    17
    16
    11
    7
    Visibility (description)
    G
    M
    G
    G
    G
    G
    VG
    G
    Humidity
    98%
    99%
    94%
    86%
    78%
    77%
    78%
    95%
    UV - - 1 4 6 3 1 -
    Saturday (26 July 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night
    Chance of precipitation
    10%
    20%
    20%
    20%
    20%
    20%
    10%
    20%
    Temperature (°C)
    15°
    14°
    15°
    17°
    18°
    19°
    18°
    16°
    Feels like temperature (°C)
    14°
    13°
    14°
    16°
    16°
    16°
    17°
    15°
    Wind direction and speed (mph)
    W
    8
    WNW
    6
    W
    7
    W
    10
    W
    12
    WSW
    13
    WSW
    11
    W
    9
    Wind gust (mph)
    8
    7
    11
    18
    20
    20
    13
    9
    Visibility (description)
    G
    M
    G
    G
    G
    G
    VG
    G
    Humidity
    96%
    98%
    91%
    82%
    76%
    74%
    77%
    92%
    UV - - 1 4 6 4 1 -

    UK video forecast

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    Forecast for 07:00, Sun
    Updated 05:00 (UTC+1) on Sun 20 Jul 2025

    Wales weather forecast

    Headline:

    Thundery showers possible to end the weekend.

    Today:

    A damp and cloudy start with outbreaks of rain. Sunnier breaks developing in the afternoon, but this also sparking off heavy showers and thunderstorms. Breezy, especially in and around any intense downpours. Humid start, fresher later. Maximum temperature 21 °C.

    Tonight:

    Late sunny spells to end Sunday as daytime showers ease. Staying mostly dry overnight with clear spells, and perhaps a few mist patches. Mild, but fresher than last night. Minimum temperature 10 °C.

    Monday:

    Bright and dry to begin but showers and longer rain spells forming as the day progresses, though fewer than Sunday. Feeling pleasant in any sunshine but with a strengthening breeze. Maximum temperature 21 °C.

    Outlook for Tuesday to Thursday:

    Staying changeable with drier and brighter periods interspersed by showers and longer spells of rain. More widely dry on Thursday. Warm in any sunshine that does develop, though often breezy.

    Updated:

    UK long range weather forecast

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