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Weather warnings may have been issued

High Wycombe (nearest observation site to Amersham)

Monday (Monday 15 January 2018)
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
Drizzle Light shower night Heavy rain Light shower night Light shower day Light shower day Drizzle Heavy rain Overcast Overcast Sunny intervals Sunny intervals Cloudy Partly cloudy night Clear night Partly cloudy night Cloudy Cloudy Clear night
Temperature (°C)
6.5 ° 6.8 ° 7.2 ° 7.5 ° 8.1 ° 8.7 ° 9.0 ° 9.2 ° 9.6 ° 9.4 ° 9.0 ° 7.8 ° 6.4 ° 5.6 ° 5.0 ° 5.1 ° 5.2 ° 4.9 ° 4.7 °
Show detail Show detail
Wind direction, speed & gust (mph) Expand
SSW 15 29 SW 15 32 SW 15 34 SW 14 31 SW 14 30 WSW 11 SW 11 SW 11 W 11 25 WNW 14 26 W 10 31 WNW 11 WNW 14 32 WNW 10 W 9 22 W 10 W 10 W 9 W 9
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
G M M P P VG G G E VG E E E E VG E G VG VG
Humidity Expand
94% 97% 98% 99% 100% 99% 99% 98% 97% 90% 87% 86% 86% 84% 90% 86% 89% 86% 86%
Pressure (hPa) Expand
1003 1001 1000 999 998 997 995 993 992 991 992 992 993 995 995 994 995 995 994
Pressure Tendency (F = Falling, R = Rising, S = Steady) Expand
F F F F F F F F F F F R R R R R F R F
Sunrise: 08:03 Sunset: 16:22 Moon phase: Waning crescent
Tuesday (Tuesday 16 January 2018)
00:00 01:00 02:00 03:00 04:00 05:00
Cloudy Cloudy Cloudy Partly cloudy night Cloudy Partly cloudy night
Temperature (°C)
4.7 ° 5.1 ° 4.9 ° 4.0 ° 4.2 ° 3.8 °
Show detail Show detail
Wind direction, speed & gust (mph) Expand
W 9 W 9 22 W 10 22 W 8 W 10 23 W 11
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
VG VG VG E E E
Humidity Expand
90% 86% 88% 91% 88% 87%
Pressure (hPa) Expand
994 994 993 993 993 993
Pressure Tendency (F = Falling, R = Rising, S = Steady) Expand
F F F F F R
Sunrise: 08:02 Sunset: 16:23 Moon phase: New

– = No Data

Issued at:

Extremes

London & South East England extremes

Parameter Location Value
Highest maximum temperature Thorney Island 11.6 °C
Lowest maximum temperature Langdon Bay 9.2 °C
Lowest minimum temperature Stowe 2.8 °C
Highest rainfall Wiggonholt 19.4 mm
Sunniest Brize Norton 1.0 hours

UK extremes

Parameter Location Value
Highest maximum temperature Bournemouth Airport 12.5 °C
Lowest maximum temperature Dalwhinnie 3.3 °C
Lowest minimum temperature Fylingdales 0.6 °C
Highest rainfall Capel Curig 44.8 mm
Sunniest Dundrennan 3.6 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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