Llyn Y Fan Fawr (Powys) last 24 hours weather
Tuesday (16 December 2025)
| 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 | |
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Temperature
°C
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| Temperature in degrees Celsius |
2.2°
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3.1°
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3.7°
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5.1°
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6.4°
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8.5°
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6.6°
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7.0°
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4.9°
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1.6°
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-0.1°
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0.4°
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0.2°
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0.4°
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1.7°
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0.6°
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1.2°
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Wind direction and speed
mph
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| Wind direction and speed in miles per hour |
E
1
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E
1
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E
2
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WNW
1
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N
2
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NNW
2
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NNW
4
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NNW
2
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E
0
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SSE
1
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SE
1
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SE
3
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SE
3
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SSE
4
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S
4
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S
4
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SSW
5
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| Wind gust in miles per hour | 2 | 2 | 2 | 2 | 4 | 4 | 7 | 7 | 2 | 2 | 2 | 4 | 4 | 4 | 4 | 4 | 9 |
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Visibility
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| Visibility | G | VG | VG | VG | VG | E | E | E | E | VG | VG | VG | VG | VG | VG | E | E |
| Humidity | 95% | 96% | 96% | 96% | 91% | 75% | 81% | 79% | 80% | 94% | 95% | 97% | 97% | 97% | 97% | 97% | 94% |
| Pressure in hectopascals | 1,010 | 1,010 | 1,011 | 1,012 | 1,012 | 1,013 | 1,013 | 1,014 | 1,014 | 1,015 | 1,016 | 1,016 | 1,017 | 1,017 | 1,016 | 1,017 | 1,016 |
Wednesday (17 December 2025)
| 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 | |
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| Weather symbol |
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Temperature
°C
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| Temperature in degrees Celsius |
2.6°
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2.5°
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4.0°
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4.3°
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4.6°
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5.6°
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6.3°
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6.6°
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6.8°
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7.0°
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7.1°
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7.5°
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7.5°
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8.1°
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8.2°
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8.4°
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8.9°
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9.0°
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9.4°
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9.8°
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10.1°
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10.4°
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10.1°
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8.9°
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Wind direction and speed
mph
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| Wind direction and speed in miles per hour |
S
7
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S
4
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S
7
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SSW
10
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SSW
11
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SSW
17
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SSW
22
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SSW
22
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SSW
22
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SSW
20
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SSW
20
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SSW
19
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SSW
14
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SSW
17
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SSW
19
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SSW
17
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SSW
20
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S
15
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S
15
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S
20
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SSW
20
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SW
24
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SW
19
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W
9
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| Wind gust in miles per hour | 11 | 9 | 11 | 16 | 16 | 25 | 31 | 29 | 31 | 36 | 31 | 29 | 20 | 27 | 27 | 27 | 31 | 25 | 27 | 34 | 31 | 36 | 29 | 18 |
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Visibility
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| Visibility | E | E | E | E | E | E | VG | M | G | G | VG | G | VG | M | M | M | P | P | M | P | P | P | P | VG |
| Humidity | 94% | 93% | 90% | 90% | 90% | 88% | 86% | 90% | 90% | 91% | 89% | 91% | 94% | 93% | 94% | 94% | 94% | 95% | 95% | 94% | 94% | 94% | 95% | 94% |
| Pressure in hectopascals | 1,016 | 1,015 | 1,015 | 1,014 | 1,013 | 1,013 | 1,013 | 1,012 | 1,012 | 1,012 | 1,012 | 1,010 | 1,010 | 1,008 | 1,007 | 1,006 | 1,006 | 1,005 | 1,004 | 1,003 | 1,003 | 1,003 | 1,004 | 1,005 |
Thursday (18 December 2025)
| 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | |
|---|---|---|---|---|---|---|
| Weather symbol |
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Temperature
°C
|
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| Temperature in degrees Celsius |
8.9°
|
8.9°
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8.8°
|
8.8°
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8.6°
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8.3°
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Wind direction and speed
mph
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| Wind direction and speed in miles per hour |
WSW
15
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WSW
16
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WSW
14
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WSW
12
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SW
9
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S
7
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| Wind gust in miles per hour | 22 | 27 | 25 | 20 | 13 | 11 |
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Visibility
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| Visibility | G | G | G | G | G | M |
| Humidity | 94% | 94% | 94% | 92% | 93% | 94% |
| Pressure in hectopascals | 1,004 | 1,005 | 1,005 | 1,005 | 1,005 | 1,005 |
Llyn Y Fan Fawr weather map
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Location Details
Location: 51.883, -3.702
Altitude:
621m above sea level