Port William (Dumfries and Galloway) weather

Forecast days

Sunny intervals changing to cloudy by nighttime.
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Sunset iconSunset:
M UV
L Pollution

    7 day forecast for Port William

    Today (31 August 2025)
    Time
    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 Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Cloudy Cloudy Cloudy Light shower night
    Chance of precipitation
    10%
    10%
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    10%
    40%
    30%
    40%
    60%
    Temperature
    17°
    17°
    18°
    18°
    18°
    17°
    17°
    17°
    16°
    16°
    16°
    16°
    15°
    Feels like temperature (°C)
    11°
    11°
    11°
    11°
    11°
    11°
    11°
    10°
    10°
    10°
    Wind direction and speed
    S
    28
    S
    29
    S
    29
    S
    29
    S
    30
    S
    30
    S
    32
    S
    33
    S
    33
    S
    34
    S
    34
    S
    33
    S
    33
    Wind gust (mph)
    46
    47
    47
    47
    49
    49
    49
    49
    48
    47
    46
    45
    43
    Visibility
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    Humidity
    75%
    73%
    71%
    71%
    70%
    70%
    73%
    75%
    75%
    77%
    81%
    79%
    84%
    UV 4 5 5 5 4 3 1 1 1 1 - - -
    Monday (1 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 rain Light shower night Light shower night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Light shower day Light shower day Heavy shower day Light shower day Light shower day Light shower day Cloudy Cloudy Partly cloudy night Partly cloudy night
    Chance of precipitation
    60%
    60%
    60%
    60%
    70%
    60%
    50%
    30%
    10%
    10%
    10%
    10%
    30%
    40%
    60%
    70%
    90%
    70%
    80%
    60%
    50%
    30%
    30%
    10%
    Temperature (°C)
    15°
    15°
    15°
    15°
    15°
    15°
    14°
    14°
    14°
    15°
    15°
    15°
    16°
    16°
    16°
    16°
    16°
    16°
    15°
    15°
    15°
    15°
    14°
    14°
    Feels like temperature (°C)
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    11°
    11°
    11°
    11°
    11°
    12°
    12°
    12°
    12°
    12°
    12°
    11°
    11°
    11°
    11°
    11°
    Wind direction and speed (mph)
    S
    31
    S
    29
    S
    28
    S
    27
    SSW
    26
    SSW
    24
    SSW
    23
    SSW
    22
    SSW
    21
    SSW
    22
    SSW
    22
    SSW
    23
    SSW
    23
    SSW
    23
    SSW
    23
    SW
    24
    SW
    23
    SW
    22
    SW
    21
    WSW
    21
    WSW
    20
    WSW
    20
    WSW
    20
    SW
    20
    Wind gust (mph)
    43
    39
    39
    36
    34
    32
    30
    29
    30
    30
    31
    32
    33
    33
    33
    35
    32
    32
    30
    29
    27
    27
    27
    27
    Visibility (description)
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    83%
    84%
    83%
    84%
    85%
    85%
    85%
    85%
    85%
    84%
    85%
    85%
    85%
    85%
    85%
    85%
    85%
    84%
    83%
    83%
    83%
    81%
    78%
    77%
    UV - - - - - - 1 1 1 2 3 4 5 4 3 3 2 1 1 1 1 - - -
    Tuesday (2 September 2025)
    Time
    00:00
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Partly cloudy night Partly cloudy night Partly cloudy night Sunny intervals Light shower day Light shower day Cloudy Partly cloudy night Partly cloudy night
    Chance of precipitation
    10%
    10%
    10%
    30%
    60%
    60%
    50%
    40%
    30%
    Temperature (°C)
    14°
    14°
    13°
    13°
    15°
    16°
    16°
    15°
    14°
    Feels like temperature (°C)
    10°
    10°
    10°
    11°
    13°
    13°
    14°
    14°
    12°
    Wind direction and speed (mph)
    SW
    20
    SW
    19
    SW
    16
    SW
    13
    SSW
    12
    S
    12
    S
    11
    SSE
    10
    NNE
    9
    Wind gust (mph)
    26
    25
    21
    17
    18
    16
    12
    10
    10
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    76%
    77%
    76%
    75%
    76%
    79%
    79%
    80%
    82%
    UV - - - 1 3 4 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 Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Cloudy Partly cloudy night Partly cloudy night
    Chance of precipitation
    30%
    40%
    40%
    40%
    50%
    50%
    40%
    20%
    Temperature (°C)
    13°
    12°
    12°
    15°
    16°
    16°
    15°
    14°
    Feels like temperature (°C)
    11°
    11°
    10°
    12°
    13°
    13°
    12°
    11°
    Wind direction and speed (mph)
    WNW
    9
    NW
    10
    NNW
    12
    SW
    14
    SW
    14
    SW
    15
    SW
    17
    WSW
    16
    Wind gust (mph)
    11
    11
    13
    15
    21
    23
    21
    17
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    83%
    83%
    83%
    81%
    76%
    76%
    80%
    78%
    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 Partly cloudy night Sunny intervals Sunny intervals Light shower day Light shower day Partly cloudy night Partly cloudy night
    Chance of precipitation
    30%
    40%
    40%
    50%
    60%
    50%
    40%
    30%
    Temperature (°C)
    14°
    13°
    13°
    15°
    16°
    16°
    15°
    14°
    Feels like temperature (°C)
    11°
    10°
    10°
    11°
    12°
    12°
    11°
    10°
    Wind direction and speed (mph)
    WSW
    16
    WSW
    17
    WSW
    19
    SW
    21
    SW
    21
    SW
    20
    SW
    19
    WSW
    20
    Wind gust (mph)
    16
    19
    20
    22
    22
    25
    24
    27
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    80%
    84%
    84%
    83%
    78%
    75%
    76%
    75%
    UV - - 1 3 4 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 Cloudy Cloudy Cloudy Cloudy Cloudy
    Chance of precipitation
    30%
    30%
    30%
    40%
    50%
    40%
    40%
    40%
    Temperature (°C)
    13°
    13°
    12°
    15°
    15°
    16°
    15°
    14°
    Feels like temperature (°C)
    11°
    11°
    12°
    11°
    11°
    Wind direction and speed (mph)
    WSW
    20
    WSW
    21
    WSW
    21
    SW
    22
    SW
    23
    SW
    22
    SSW
    21
    SSW
    18
    Wind gust (mph)
    28
    26
    30
    31
    30
    28
    26
    27
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    77%
    81%
    82%
    83%
    79%
    81%
    81%
    83%
    UV - - 1 2 3 2 1 -
    Saturday (6 September 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Cloudy Overcast Cloudy Light shower day Light shower day Cloudy Cloudy Cloudy
    Chance of precipitation
    40%
    40%
    50%
    50%
    50%
    50%
    50%
    50%
    Temperature (°C)
    14°
    14°
    14°
    16°
    16°
    16°
    16°
    15°
    Feels like temperature (°C)
    11°
    11°
    10°
    12°
    12°
    12°
    12°
    12°
    Wind direction and speed (mph)
    SSW
    18
    SSW
    19
    SSW
    20
    SSW
    22
    SSW
    24
    SSW
    23
    SSW
    20
    SSW
    17
    Wind gust (mph)
    26
    24
    26
    27
    26
    25
    20
    23
    Visibility (description)
    VG
    G
    G
    G
    VG
    G
    G
    G
    Humidity
    84%
    86%
    87%
    87%
    86%
    87%
    88%
    89%
    UV - - 1 1 3 1 1 -

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    WARNING
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    Flood warnings in force for Scotland
    Flood warnings in force for Scotland

    Dumfries, Galloway, Lothian & Borders weather forecast

    Headline:

    Showers today, heavier for the afternoon, and brighter spells.

    Today:

    A day of showers, these scattered for the morning, building during the afternoon with a risk of some thunderstorms. Winds southerly occasionally strong across the coasts. Maximum temperature 20 °C.

    Tonight:

    Showers or longer periods of rain, turning heavy at times with the risk of thunderstorms. Winds southerly, strong at times across coasts. Minimum temperature 12 °C.

    Monday:

    Showery with risk thunderstorms. Outbreaks merging to longer periods of rain more readily than Sunday, particularly across western Borders. Maximum temperature 19 °C.

    Outlook for Tuesday to Thursday:

    Showers and brighter spells, but always with the risk of outbreaks merging to longer periods of rain at times.

    Updated:

    UK long range weather forecast

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