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St-Athan (nearest observation site to Caerau)

Saturday (Saturday 16 December 2017)
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
Clear night Clear night Partly cloudy night Clear night Clear night Clear night Clear night Partly cloudy night Sunny day Sunny day Sunny intervals Sunny intervals Heavy rain Overcast Cloudy Cloudy Cloudy Overcast Overcast Overcast Overcast Overcast Overcast
Temperature (°C)
2.8 ° 2.7 ° 2.5 ° 2.6 ° 3.4 ° 2.9 ° 3.4 ° 2.9 ° 3.8 ° 4.7 ° 5.0 ° 6.4 ° 6.8 ° 6.5 ° 6.8 ° 6.3 ° 6.1 ° 5.7 ° 6.1 ° 6.2 ° 4.9 ° 5.7 ° 5.3 °
Show detail Show detail
Wind direction, speed & gust (mph) Expand
WNW 7 WNW 9 WNW 7 W 8 W 8 WNW 10 NW 10 WNW 9 WNW 6 NW 9 WNW 13 WNW 15 WNW 19 W 17 WNW 14 WNW 8 NW 8 WNW 9 NW 8 WNW 11 NW 5 NW 8 NW 5
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
VG VG VG VG VG VG VG VG VG VG VG VG G VG VG VG E VG G VG G G VG
Humidity Expand
82% 85% 87% 90% 87% 86% 82% 83% 79% 80% 81% 76% 75% 85% 88% 89% 83% 89% 88% 89% 87% 89% 87%
Pressure (hPa) Expand
1015 1016 1016 1017 1018 1018 1019 1019 1020 1020 1021 1021 1021 1021 1021 1021 1022 1022 1023 1023 1024 1024 1024
Pressure Tendency (F = Falling, R = Rising, S = Steady) Expand
R R R R R R R R R R R R R F R R R R R R R R R
Sunrise: 08:13 Sunset: 16:04 Moon phase: Waning crescent
Sunday (Sunday 17 December 2017)
00:00 01:00
Overcast Clear night
Temperature (°C)
5.5 ° 4.4 °
Show detail Show detail
Wind direction, speed & gust (mph) Expand
NW 5 W 5
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
VG VG
Humidity Expand
86% 90%
Pressure (hPa) Expand
1025 1025
Pressure Tendency (F = Falling, R = Rising, S = Steady) Expand
R R
Sunrise: 08:13 Sunset: 16:05 Moon phase: New

– = No Data

Issued at:

Extremes

Wales extremes

Parameter Location Value
Highest maximum temperature Cardiff Bute Park 8.6 °C
Lowest maximum temperature Tredegar Bryn Bach Park No 2 3.6 °C
Lowest minimum temperature Sennybridge -3.6 °C
Highest rainfall Capel Curig 6.2 mm
Sunniest St-Athan 3.0 hours

UK extremes

Parameter Location Value
Highest maximum temperature Scilly St Marys 10.0 °C
Lowest maximum temperature Tyndrum -0.9 °C
Lowest minimum temperature Dalwhinnie -7.8 °C
Highest rainfall Altnahinch Filters 9.4 mm
Sunniest Manston 6.2 hours

About extremes

Highest maximum temperature - (0900 to 2100 on the date shown)

Lowest maximum temperature - (0900 to 2100 on the date shown)

Lowest minimum temperature - (2100 on the previous day to 0900 on the date shown)

Highest rainfall -(2100 on the previous day to 2100 on the date shown)

Sunniest - (2100 on the previous day to 2100 on the date shown)

The information shown is initial data as it is received; observations are subject to final quality control after publication on this website. This is particularly the case for rainfall totals during snow events.

Issued at:

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