This website uses cookies. Read about how we use cookies.

St-Athan

Nearest observation site to Merthyr Tydfil

Monday (Monday 24 July 2017)
17:00 18:00 19:00 20:00 21:00 22:00 23:00
Sunny day Sunny day Sunny day Sunny day Sunny day Clear night Clear night
Temperature (°C) Expand
21.5 ° 21.9 ° 21.3 ° 20.2 ° 18.3 ° 16.9 ° 16.3 °
Show detail Show detail
Wind direction, speed & gust (mph) Expand
W 17 29 WNW 16 WNW 15 WNW 13 NW 7 WNW 7 NW 9
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
VG E E E E E E
Humidity Expand
62% 55% 55% 62% 69% 76% 79%
Pressure (hPa) Expand
1017 1017 1017 1017 1018 1019 1019
Pressure Tendency (F = Falling, R = Rising, S = Steady) Expand
R F S R R R R
Sunrise: 05:24 Sunset: 21:15 Moon phase: New
Tuesday (Tuesday 25 July 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
Clear night Clear night Clear night Clear night Clear night Mist Mist Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day
Temperature (°C) Expand
15.7 ° 14.7 ° 14.7 ° 13.8 ° 13.4 ° 12.3 ° 12.7 ° 13.6 ° 15.8 ° 17.8 ° 19.6 ° 19.5 ° 20.8 ° 20.8 ° 21.8 ° 22.3 ° 20.9 ° 19.9 °
Show detail Show detail
Wind direction, speed & gust (mph) Expand
W 8 NW 7 WNW 6 W 5 WNW 2 WNW 2 N 2 N 2 WNW 3 N 5 SW 6 WSW 10 WSW 9 WSW 11 WSW 11 W 10 W 13 W 14
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
E E G M G M M G G G VG VG VG VG E VG VG G
Humidity Expand
82% 85% 91% 92% 94% 94% 97% 91% 86% 78% 76% 77% 79% 77% 70% 66% 69% 76%
Pressure (hPa) Expand
1019 1019 1019 1018 1018 1018 1018 1017 1018 1017 1017 1017 1017 1016 1016 1015 1015 1015
Pressure Tendency (F = Falling, R = Rising, S = Steady) Expand
R R F F F F F F F F F F F F F F F F
Sunrise: 05:25 Sunset: 21:14 Moon phase: New
– = No Data Issued at: Merthyr Tydfil forecast >
Met Office 16:00, Tue
Updated 16:00 on Tue 25 Jul 2017 BST

Get detailed observation map for Merthyr Tydfil >

Tiree Cloudy 56.497 -6.887
Birmingham Sunny intervals 52.486 -1.889
Manchester Overcast 53.479 -2.247
Brighton No data 50.822 -0.136
Dover No data 51.126 1.318
Exeter Overcast 50.718 -3.533
Lincoln Sunny day 53.23 -0.539
Norwich Overcast 52.63 1.299
Peterborough Sunny intervals 52.569 -0.239
Swindon Sunny intervals 51.556 -1.778
York Sunny intervals 53.962 -1.079
Aberdeen Overcast 57.15 -2.093
Pembroke Sunny day 51.673 -4.908
Ullapool Sunny day 57.896 -5.16
Inverness Cloudy 57.478 -4.223
Kendal Cloudy 54.328 -2.745
Londonderry (Derry) Overcast 54.995 -7.323
Newtown (Powys) Cloudy 52.512 -3.312
Fort William No data 56.82 -5.104
Belfast Sunny day 54.596 -5.93
Caernarfon Overcast 53.139 -4.273
Camborne Overcast 50.212 -5.294
Cardiff Sunny day 51.481 -3.178
Dumfries Overcast 55.071 -3.604
Edinburgh Overcast 55.953 -3.187
Lerwick Overcast 60.154 -1.143
London Cloudy 51.508 -0.125
Newcastle Upon Tyne Cloudy 54.978 -1.616
Pitlochry No data 56.705 -3.728
Southampton Sunny intervals 50.909 -1.403
Stornoway Overcast 58.211 -6.384
Wick (Highland) Overcast 58.439 -3.092

Extremes

  • Regional
  • UK
  • More info

Wales extremes

Parameter Location Value
Highest maximum temperature Cardiff Bute Park 24.2 °C
Lowest maximum temperature Aberporth 17.8 °C
Lowest minimum temperature Trawsgoed 11.5 °C
Highest rainfall Mona 0.2 mm
Sunniest Valley 14.8 hours

UK extremes

Parameter Location Value
Highest maximum temperature Tyndrum 24.5 °C
Lowest maximum temperature Fylingdales 11.5 °C
Lowest minimum temperature Resallach 6.1 °C
Highest rainfall Fylingdales 25.0 mm
Sunniest Edinburgh/Gogarbank 15.4 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:

Location details

Merthyr Tydfil

Location
51.748, -3.38
Altitude
175.0 m above mean sea level

St-Athan

Location
51.405, -3.44
Altitude
49.0 m above mean sea level
Distance from Merthyr Tydfil
23.9