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Mona (nearest observation site to Caernarfon)

Tuesday (Tuesday 19 September 2017)
19:00 20:00 21:00 22:00 23:00
Sunny day Cloudy Overcast Cloudy Overcast
Temperature (°C)
13.2 ° 13.4 ° 13.8 ° 13.8 ° 13.8 °
Show detail Show detail
Wind direction, speed & gust (mph) Expand
SSW 14 SSW 13 SSW 15 SSW 16 SSW 17
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
VG VG VG VG VG
Humidity Expand
86% 89% 90% 89% 87%
Pressure (hPa) Expand
1020 1020 1020 1019 1019
Pressure Tendency (F = Falling, R = Rising, S = Steady) Expand
F F F F F
Sunrise: 06:57 Sunset: 19:24 Moon phase: Waning crescent
Wednesday (Wednesday 20 September 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
Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Cloudy Sunny day Cloudy Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast
Temperature (°C)
13.7 ° 13.5 ° 13.8 ° 14.3 ° 14.3 ° 14.5 ° 14.3 ° 14.4 ° 14.7 ° 15.3 ° 16.2 ° 16.7 ° 16.6 ° 15.3 ° 14.9 ° 14.7 ° 15.0 ° 15.3 ° 15.4 ° 15.2 °
Show detail Show detail
Wind direction, speed & gust (mph) Expand
SSW 17 SSW 16 SSW 18 SSW 21 29 SSW 18 SSW 19 SSW 17 SSW 18 SSW 18 SSW 23 31 SSW 23 34 SSW 25 38 S 23 37 SSW 23 33 S 19 36 S 19 31 S 23 33 S 22 31 S 23 34 S 23 33
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
VG G G G G G G G G G G VG VG P M M M M M M
Humidity Expand
86% 91% 93% 93% 94% 92% 93% 92% 92% 89% 85% 82% 82% 94% 98% 98% 97% 98% 97% 99%
Pressure (hPa) Expand
1018 1018 1017 1017 1017 1016 1016 1015 1015 1014 1014 1014 1013 1013 1013 1012 1011 1011 1010 1010
Pressure Tendency (F = Falling, R = Rising, S = Steady) Expand
F F F F F F F F F F F F F F F F F F F F
Sunrise: 06:59 Sunset: 19:21 Moon phase: Waning crescent

– = No Data

Issued at:

Extremes

Wales extremes

Parameter Location Value
Highest maximum temperature Mumbles Head 18.8 °C
Lowest maximum temperature Capel Curig 14.8 °C
Lowest minimum temperature Capel Curig 3.4 °C
Highest rainfall Libanus 0.2 mm
Sunniest St-Athan 10.7 hours

UK extremes

Parameter Location Value
Highest maximum temperature Mumbles Head 18.8 °C
Lowest maximum temperature Fair Isle 12.8 °C
Lowest minimum temperature Braemar No2 -0.8 °C
Highest rainfall Cromer 10.6 mm
Sunniest Leuchars 10.8 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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