Slieve Gullion (County Armagh) weather

Forecast days

Heavy rain changing to fog by early evening.
Sunrise iconSunrise:
Sunset iconSunset:
L UV
L Pollution
No pollen data.

    7 day forecast for Slieve Gullion

    Today (19 January 2026)
    Time
    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 rain Light rain Heavy rain Heavy rain Heavy rain Heavy rain Light rain Light rain Light rain Light rain Light shower day Light shower day Light rain Fog Light rain Fog Fog Fog Fog Fog
    Chance of precipitation
    90%
    80%
    80%
    90%
    90%
    90%
    90%
    80%
    70%
    60%
    60%
    50%
    60%
    50%
    50%
    50%
    50%
    40%
    40%
    40%
    Temperature
    Feels like temperature (°C)
    -3°
    -3°
    -3°
    -3°
    -3°
    -3°
    -3°
    -2°
    -2°
    -2°
    -2°
    -2°
    -2°
    -3°
    -3°
    -3°
    -3°
    -4°
    -4°
    -4°
    Wind direction and speed
    SSE
    18
    SSE
    19
    SSE
    20
    SSE
    22
    SSE
    23
    SSE
    22
    SSE
    22
    SSE
    22
    SSE
    21
    SSE
    20
    SSE
    19
    SE
    21
    SE
    20
    SE
    20
    SSE
    19
    SSE
    19
    S
    18
    S
    19
    S
    19
    S
    18
    Wind gust (mph)
    19
    20
    23
    24
    24
    23
    23
    23
    22
    21
    21
    21
    21
    23
    22
    19
    19
    21
    20
    20
    Visibility
    G
    G
    M
    P
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    Humidity
    93%
    95%
    95%
    96%
    97%
    97%
    97%
    97%
    97%
    96%
    95%
    95%
    95%
    95%
    96%
    97%
    97%
    98%
    98%
    98%
    UV - - - - 1 1 1 1 1 1 1 1 1 - - - - - - -
    Tuesday (20 January 2026)
    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 Fog Fog Fog Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Cloudy Overcast Heavy rain Heavy rain Heavy rain Light rain Light rain Heavy rain Heavy rain Light rain Light rain Light rain Light rain Light rain Light shower night
    Chance of precipitation
    30%
    10%
    10%
    <5%
    10%
    10%
    10%
    <5%
    <5%
    10%
    50%
    70%
    80%
    80%
    80%
    80%
    80%
    90%
    80%
    70%
    70%
    70%
    70%
    70%
    Temperature (°C)
    Feels like temperature (°C)
    -5°
    -5°
    -5°
    -5°
    -5°
    -5°
    -5°
    -4°
    -4°
    -4°
    -4°
    -4°
    -4°
    -4°
    -4°
    -4°
    -4°
    -4°
    -4°
    -4°
    -4°
    -4°
    -4°
    -4°
    Wind direction and speed (mph)
    SSW
    16
    S
    15
    S
    13
    SSE
    11
    SE
    11
    SE
    12
    ESE
    13
    ESE
    16
    ESE
    20
    ESE
    23
    ESE
    27
    ESE
    31
    ESE
    34
    SE
    36
    SE
    37
    SE
    44
    SE
    45
    SE
    43
    SE
    41
    SE
    40
    SE
    41
    SE
    41
    SE
    42
    SE
    41
    Wind gust (mph)
    18
    16
    14
    14
    15
    17
    22
    25
    29
    34
    40
    43
    43
    43
    46
    47
    47
    44
    42
    42
    42
    43
    42
    42
    Visibility (description)
    VP
    VP
    VP
    VP
    VG
    E
    E
    E
    E
    E
    E
    VG
    P
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    P
    P
    E
    P
    Humidity
    98%
    98%
    98%
    98%
    97%
    96%
    95%
    93%
    92%
    89%
    89%
    89%
    91%
    92%
    92%
    92%
    92%
    93%
    94%
    93%
    93%
    92%
    91%
    92%
    UV - - - - - - - - 1 1 1 1 1 1 1 1 1 - - - - - - -
    Wednesday (21 January 2026)
    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 Cloudy Light shower night Light shower night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Light shower night Sunny intervals Cloudy Light shower day Cloudy Mist Overcast Overcast Light shower day Light shower night Light rain Light rain Light rain Heavy rain Heavy rain Light rain
    Chance of precipitation
    60%
    40%
    50%
    50%
    50%
    50%
    50%
    40%
    50%
    50%
    50%
    50%
    50%
    50%
    50%
    50%
    50%
    50%
    60%
    60%
    70%
    80%
    90%
    90%
    Temperature (°C)
    Feels like temperature (°C)
    -5°
    -4°
    -4°
    -4°
    -4°
    -4°
    -4°
    -4°
    -4°
    -4°
    -3°
    -3°
    -3°
    -4°
    -4°
    -4°
    -4°
    -4°
    -4°
    -4°
    -3°
    -3°
    -3°
    -3°
    Wind direction and speed (mph)
    SSE
    41
    SSE
    40
    SSE
    39
    SSE
    32
    SSE
    30
    SSE
    28
    SSE
    25
    SSE
    24
    SE
    24
    SE
    24
    SE
    25
    SE
    27
    ESE
    28
    ESE
    29
    ESE
    30
    ESE
    34
    ESE
    32
    ESE
    32
    E
    32
    E
    32
    ESE
    33
    ESE
    33
    E
    33
    ESE
    32
    Wind gust (mph)
    42
    40
    39
    34
    32
    29
    28
    28
    29
    29
    32
    34
    34
    34
    34
    34
    33
    34
    34
    33
    33
    33
    36
    32
    Visibility (description)
    E
    P
    E
    P
    E
    E
    E
    E
    E
    E
    E
    E
    P
    E
    P
    E
    VG
    VG
    P
    P
    VP
    VP
    VP
    VP
    Humidity
    93%
    93%
    92%
    92%
    92%
    93%
    93%
    93%
    92%
    92%
    90%
    88%
    89%
    88%
    87%
    88%
    88%
    90%
    92%
    92%
    94%
    94%
    95%
    96%
    UV - - - - - - - - 1 1 1 1 1 1 1 1 1 - - - - - - -
    Thursday (22 January 2026)
    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 rain Heavy rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Fog Fog Fog Mist Mist
    Chance of precipitation
    90%
    90%
    80%
    80%
    80%
    80%
    90%
    80%
    70%
    70%
    80%
    70%
    70%
    70%
    70%
    60%
    60%
    60%
    60%
    50%
    50%
    40%
    30%
    40%
    Temperature (°C)
    Feels like temperature (°C)
    -3°
    -2°
    -2°
    -2°
    -2°
    -1°
    -1°
    -2°
    -2°
    -2°
    -2°
    -2°
    -2°
    -2°
    -2°
    -2°
    -2°
    -2°
    -2°
    -3°
    -3°
    -3°
    -3°
    -3°
    Wind direction and speed (mph)
    ESE
    33
    ESE
    33
    ESE
    32
    SE
    28
    SE
    27
    SE
    25
    SE
    24
    SE
    24
    SE
    24
    SE
    24
    SE
    24
    SE
    24
    SE
    24
    SE
    23
    SE
    22
    SE
    25
    SE
    24
    SE
    24
    SE
    25
    SSE
    25
    SSE
    24
    SE
    22
    SSE
    22
    SE
    23
    Wind gust (mph)
    33
    33
    32
    29
    28
    27
    27
    27
    30
    27
    28
    27
    27
    25
    24
    28
    27
    26
    27
    27
    26
    24
    24
    24
    Visibility (description)
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    P
    Humidity
    96%
    96%
    96%
    97%
    97%
    97%
    96%
    96%
    97%
    97%
    97%
    97%
    96%
    96%
    96%
    96%
    96%
    97%
    97%
    98%
    97%
    98%
    97%
    97%
    UV - - - - - - - - 1 1 1 1 1 1 1 1 1 - - - - - - -
    Friday (23 January 2026)
    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 Mist Mist Cloudy Overcast Light rain Light rain Light rain Mist Cloudy Mist Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Partly cloudy night Cloudy Partly cloudy night Partly cloudy night
    Chance of precipitation
    40%
    40%
    40%
    40%
    50%
    60%
    50%
    50%
    40%
    40%
    40%
    30%
    30%
    40%
    40%
    40%
    50%
    40%
    40%
    40%
    40%
    40%
    40%
    50%
    Temperature (°C)
    Feels like temperature (°C)
    -3°
    -3°
    -3°
    -3°
    -3°
    -3°
    -3°
    -4°
    -4°
    -4°
    -4°
    -4°
    -3°
    -3°
    -3°
    -3°
    -4°
    -4°
    -5°
    -5°
    -5°
    -6°
    -5°
    -5°
    Wind direction and speed (mph)
    SE
    25
    SE
    27
    SE
    28
    SE
    28
    ESE
    29
    SE
    30
    SE
    29
    SE
    29
    SE
    29
    SE
    26
    SE
    26
    SE
    26
    SE
    26
    SE
    26
    SE
    25
    SE
    28
    SE
    26
    SE
    25
    SE
    24
    SE
    23
    SE
    23
    SE
    26
    SE
    24
    ESE
    23
    Wind gust (mph)
    25
    30
    31
    30
    33
    34
    33
    33
    29
    27
    26
    28
    29
    28
    29
    31
    29
    27
    26
    25
    24
    29
    26
    26
    Visibility (description)
    P
    P
    P
    VG
    VG
    P
    P
    P
    P
    G
    P
    VG
    VG
    VG
    VG
    VG
    VG
    G
    G
    G
    G
    G
    G
    G
    Humidity
    96%
    96%
    94%
    93%
    93%
    93%
    93%
    93%
    93%
    94%
    93%
    92%
    90%
    89%
    89%
    89%
    90%
    92%
    92%
    93%
    93%
    93%
    93%
    93%
    UV - - - - - - - - 1 1 1 1 1 1 1 1 1 - - - - - - -
    Saturday (24 January 2026)
    Time
    00:00
    03:00
    06:00
    09:00
    12:00
    15:00
    18:00
    21:00
    Weather symbols Cloudy Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Cloudy Overcast Mist
    Chance of precipitation
    40%
    30%
    30%
    20%
    30%
    20%
    20%
    20%
    Temperature (°C)
    Feels like temperature (°C)
    -5°
    -5°
    -5°
    -5°
    -3°
    -4°
    -5°
    -6°
    Wind direction and speed (mph)
    ESE
    23
    ESE
    18
    ESE
    19
    ESE
    18
    ESE
    23
    ESE
    30
    ESE
    27
    ESE
    28
    Wind gust (mph)
    24
    20
    21
    25
    29
    33
    27
    31
    Visibility (description)
    G
    G
    G
    G
    G
    G
    G
    G
    Humidity
    93%
    93%
    93%
    93%
    88%
    87%
    92%
    92%
    UV - - - 1 1 1 - -
    Sunday (25 January 2026)
    Time
    00:00
    03:00
    06:00
    09:00
    12:00
    15:00
    18:00
    21:00
    Weather symbols Fog Fog Mist Mist Overcast Overcast Overcast Mist
    Chance of precipitation
    20%
    20%
    30%
    30%
    30%
    30%
    30%
    30%
    Temperature (°C)
    Feels like temperature (°C)
    -5°
    -5°
    -5°
    -6°
    -5°
    -6°
    -7°
    -7°
    Wind direction and speed (mph)
    ESE
    26
    ESE
    21
    E
    20
    ESE
    21
    ESE
    26
    E
    32
    E
    28
    E
    27
    Wind gust (mph)
    29
    23
    24
    29
    32
    35
    31
    29
    Visibility (description)
    P
    VP
    VP
    P
    P
    G
    G
    G
    Humidity
    92%
    92%
    92%
    91%
    86%
    84%
    88%
    89%
    UV - - - 1 1 1 - -

    UK video forecast

    Slieve Gullion weather map

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    Northern Ireland weather forecast

    Headline:

    Cloudy Monday with outbreaks of rain, occasionally heavy in west.

    This Evening and Tonight:

    It will be a dry evening with mostly cloudy skies and occasional clear intervals. Turning increasingly cloudier through the rest of the night as rain gradually spreads eastwards. Minimum temperature 2 °C.

    Monday:

    A cloudy day throughout with outbreaks of rain, occasionally heavy in the west. Drier spells in the afternoon in the east. Light winds. Maximum temperature 8 °C.

    Outlook for Tuesday to Thursday:

    Bands of rain and showers will push northeast through this period. These bands will be interspersed with occasional spells of drier and brighter conditions. Winds strengthening through Wednesday.

    Updated:

    UK long range weather forecast

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