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St-Athan (nearest observation site to Cardiff)

Wednesday (Wednesday 20 September 2017)
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
Cloudy Overcast Sunny intervals Sunny day Cloudy Overcast Heavy shower day Heavy shower day Heavy rain Heavy rain Overcast Heavy shower night Cloudy Overcast Overcast
Temperature (°C)
14.9 ° 15.4 ° 16.8 ° 17.6 ° 18.7 ° 17.5 ° 16.7 ° 15.1 ° 14.9 ° 14.4 ° 14.3 ° 13.9 ° 14.0 ° 14.7 ° 14.9 °
Show detail Show detail
Wind direction, speed & gust (mph) Expand
S 8 S 8 SSE 9 S 8 S 7 SSW 6 SSW 9 21 S 7 SSE 10 SSE 8 S 7 S 7 SSE 8 S 7 S 6
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
E VG VG VG E VG G G M M VG M VG E E
Humidity Expand
85% 84% 79% 73% 72% 75% 77% 89% 95% 97% 93% 96% 96% 90% 88%
Pressure (hPa) Expand
1018 1018 1018 1017 1017 1016 1016 1016 1015 1015 1015 1015 1014 1014 1014
Pressure Tendency (F = Falling, R = Rising, S = Steady) Expand
F F F F F F F F F F F F F F F
Sunrise: 06:55 Sunset: 19:17 Moon phase: Waning crescent
Thursday (Thursday 21 September 2017)
00:00 01:00 02:00 03:00 04:00 05:00 06:00 07:00 08:00 09:00
Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Light rain Overcast
Temperature (°C)
14.9 ° 15.3 ° 15.0 ° 14.7 ° 14.7 ° 14.8 ° 14.9 ° 15.3 ° 15.1 ° 15.1 °
Show detail Show detail
Wind direction, speed & gust (mph) Expand
SSE 7 S 8 S 11 SE 9 SE 7 SE 8 SSE 5 S 8 S 8 S 9
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
E E E E VG VG G VG VG VG
Humidity Expand
91% 90% 91% 93% 93% 93% 92% 90% 91% 92%
Pressure (hPa) Expand
1013 1013 1013 1012 1012 1011 1011 1011 1011 1011
Pressure Tendency (F = Falling, R = Rising, S = Steady) Expand
F F F F F F F F F F
Sunrise: 06:57 Sunset: 19:14 Moon phase: New

– = No Data

Issued at:

Extremes

Wales extremes

Parameter Location Value
Highest maximum temperature Cardiff Bute Park 19.7 °C
Lowest maximum temperature Aberdaron 14.9 °C
Lowest minimum temperature Usk No 2 7.4 °C
Highest rainfall Whitechurch 15.6 mm
Sunniest St-Athan 2.8 hours

UK extremes

Parameter Location Value
Highest maximum temperature Cardiff Bute Park 19.7 °C
Lowest maximum temperature Castlederg 12.4 °C
Lowest minimum temperature Santon Downham 3.0 °C
Highest rainfall Logan Botanic Garden 25.6 mm
Sunniest Shoeburyness 3.7 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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