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Valley (nearest observation site to Porth Tywyn Mawr (Sandy Beach))

Friday (Friday 22 September 2017)
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
Partly cloudy night Partly cloudy night Cloudy Cloudy Partly cloudy night Cloudy Cloudy Cloudy Light rain Light rain Light rain Light rain Drizzle Heavy rain Drizzle Cloudy Mist Mist Mist Mist Cloudy Partly cloudy night
Temperature (°C)
13.2 ° 13.3 ° 13.2 ° 13.5 ° 13.1 ° 13.5 ° 13.6 ° 13.8 ° 13.4 ° 14.1 ° 14.3 ° 13.7 ° 13.7 ° 14.1 ° 14.7 ° 15.3 ° 15.3 ° 14.7 ° 14.6 ° 14.8 ° 14.6 ° 14.3 °
Show detail Show detail
Wind direction, speed & gust (mph) Expand
SSW 18 SSW 19 S 18 S 21 S 22 S 24 32 S 29 36 S 29 40 SSE 31 41 SSE 32 40 SSE 31 43 S 31 43 S 33 44 S 29 41 S 28 S 26 38 S 22 33 S 18 29 S 21 SSW 18 S 19 SSW 18
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
VG VG VG E VG E E VG G VG VG M M P M G M M M M M M
Humidity Expand
75% 72% 77% 75% 81% 76% 79% 81% 88% 83% 81% 90% 94% 98% 98% 95% 94% 92% 93% 94% 91% 87%
Pressure (hPa) Expand
1017 1017 1017 1016 1016 1016 1015 1015 1015 1015 1014 1014 1014 1014 1014 1014 1014 1014 1015 1016 1016 1016
Pressure Tendency (F = Falling, R = Rising, S = Steady) Expand
R F F F F F F F F F F F F F F R R R R R R R
Sunrise: 07:03 Sunset: 19:18 Moon phase: New
Saturday (Saturday 23 September 2017)
00:00 01:00
Cloudy Overcast
Temperature (°C)
14.6 ° 14.4 °
Show detail Show detail
Wind direction, speed & gust (mph) Expand
S 21 S 24 29
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
M G
Humidity Expand
87% 85%
Pressure (hPa) Expand
1016 1017
Pressure Tendency (F = Falling, R = Rising, S = Steady) Expand
R R
Sunrise: 07:05 Sunset: 19:15 Moon phase: New

– = No Data

Issued at:

Extremes

Wales extremes

Parameter Location Value
Highest maximum temperature Cardiff Bute Park 18.4 °C
Lowest maximum temperature Lake Vyrnwy SAWS 12.5 °C
Lowest minimum temperature Llysdinam 2.5 °C
Highest rainfall Whitechurch 16.0 mm
Sunniest St-Athan 4.4 hours

UK extremes

Parameter Location Value
Highest maximum temperature Gravesend-Broadness 19.2 °C
Lowest maximum temperature Dalwhinnie 10.6 °C
Lowest minimum temperature Altnaharra SAWS -1.2 °C
Highest rainfall Harris Quidnish 20.0 mm
Sunniest Shoeburyness 11.4 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:

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