Close window
Weather warnings may have been issued

St-Athan (nearest observation site to Treharris)

Thursday (Thursday 19 October 2017)
23:00
Light rain
Temperature (°C)
12.8 °
Show detail Show detail
Wind direction, speed & gust (mph) Expand
S 14
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
E
Humidity Expand
87%
Pressure (hPa) Expand
992
Pressure Tendency (F = Falling, R = Rising, S = Steady) Expand
F
Sunrise: 07:44 Sunset: 18:12 Moon phase: New
Friday (Friday 20 October 2017)
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
Light rain Drizzle Overcast Overcast Overcast Heavy shower night Light rain Cloudy Overcast Overcast Overcast Cloudy Cloudy Cloudy Sunny intervals Sunny day Cloudy Overcast Overcast Overcast Heavy rain Drizzle Light shower night Heavy rain
Temperature (°C)
13.0 ° 13.7 ° 13.7 ° 13.4 ° 12.6 ° 11.5 ° 11.2 ° 11.2 ° 10.9 ° 11.2 ° 11.8 ° 12.5 ° 13.1 ° 13.3 ° 13.5 ° 13.5 ° 13.3 ° 13.2 ° 13.4 ° 13.8 ° 13.4 ° 13.5 ° 13.9 ° 14.2 °
Show detail Show detail
Wind direction, speed & gust (mph) Expand
SSW 15 WSW 26 40 W 25 41 W 26 40 W 24 39 W 26 40 W 24 41 WNW 23 38 W 22 34 W 19 31 WNW 17 29 W 17 29 W 17 WSW 15 WSW 14 SW 10 SSW 8 S 9 SSE 11 SSE 13 SSE 16 SSE 14 28 SSE 23 36 SSE 14 33
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
E G G G M P G G G G G VG VG VG G VG G G G G M M M P
Humidity Expand
88% 91% 91% 88% 95% 92% 92% 85% 86% 81% 79% 70% 64% 65% 66% 64% 69% 75% 77% 82% 89% 92% 94% 98%
Pressure (hPa) Expand
992 992 993 995 997 999 1001 1002 1004 1006 1007 1007 1008 1008 1008 1007 1007 1006 1005 1004 1003 1001 1000 1000
Pressure Tendency (F = Falling, R = Rising, S = Steady) Expand
F F R R R R R R R R R R R R R F F F F F F F F F
Sunrise: 07:45 Sunset: 18:10 Moon phase: New

– = No Data

Issued at:

Extremes

Wales extremes

Parameter Location Value
Highest maximum temperature Valley 16.3 °C
Lowest maximum temperature Lake Vyrnwy SAWS 11.1 °C
Lowest minimum temperature Trawsgoed 7.5 °C
Highest rainfall Usk No 2 22.2 mm
Sunniest Valley 0.0 hours

UK extremes

Parameter Location Value
Highest maximum temperature Manston 19.2 °C
Lowest maximum temperature Lake Vyrnwy SAWS 11.1 °C
Lowest minimum temperature Aviemore 4.4 °C
Highest rainfall Killowen 31.6 mm
Sunniest Kinloss 1.2 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:

Follow us on

Facebook, Twitter, YouTube, Instagram, or Snapchat Facebook Follow @metoffice on Twitter YouTube Instagram Snapchat