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Northolt (nearest observation site to Hemel Hempstead)

Saturday (Saturday 16 December 2017)
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
Clear night Clear night Sunny day Sunny day Sunny intervals Cloudy Cloudy Cloudy Light rain Light rain Overcast Cloudy Cloudy Cloudy Clear night Clear night Clear night
Temperature (°C)
-1.8 ° 0.4 ° 0.5 ° 1.6 ° 3.1 ° 4.0 ° 4.8 ° 4.8 ° 5.1 ° 5.0 ° 4.2 ° 3.7 ° 4.0 ° 2.1 ° 2.0 ° 1.4 ° 2.3 °
Show detail Show detail
Wind direction, speed & gust (mph) Expand
NW 6 NW 9 NW 7 WNW 6 NW 9 NW 7 NW 11 WNW 7 WNW 9 NW 6 NNE 5 WNW 3 WNW 7 WNW 3 NW 5 NNW 8 N 8
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
VG VG VG VG VG VG E VG VG VG VG VG VG VG G G G
Humidity Expand
94% 90% 91% 83% 73% 74% 76% 80% 77% 81% 91% 93% 88% 95% 95% 96% 92%
Pressure (hPa) Expand
1016 1017 1018 1018 1019 1019 1019 1018 1019 1019 1020 1020 1021 1021 1022 1023 1023
Pressure Tendency (F = Falling, R = Rising, S = Steady) Expand
R R R R R R R F R R R R R R R R R
Sunrise: 08:03 Sunset: 15:52 Moon phase: Waning crescent
Sunday (Sunday 17 December 2017)
00:00 01:00 02:00 03:00 04:00 05:00 06:00 07:00
Clear night Clear night Clear night Cloudy Overcast Overcast Overcast Mist
Temperature (°C)
1.6 ° -0.9 ° -1.2 ° -0.9 ° -0.7 ° 0.3 ° 0.7 ° 0.3 °
Show detail Show detail
Wind direction, speed & gust (mph) Expand
NW 10 NNW 3 W 2 NNW 1 SSW 3 SW 2 SW 3 NNW 1
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
M P VP P P P M P
Humidity Expand
94% 94% 96% 97% 99% 99% 98% 99%
Pressure (hPa) Expand
1024 1024 1024 1025 1025 1025 1025 1025
Pressure Tendency (F = Falling, R = Rising, S = Steady) Expand
R R R R R R R R
Sunrise: 08:04 Sunset: 15:52 Moon phase: New

– = No Data

Issued at:

Extremes

East of England extremes

Parameter Location Value
Highest maximum temperature Shoeburyness 4.9 °C
Lowest minimum temperature Santon Downham -2.6 °C
Highest rainfall Woburn 1.4 mm

UK extremes

Parameter Location Value
Highest maximum temperature Scilly St Marys 10.0 °C
Lowest maximum temperature Tyndrum -0.9 °C
Lowest minimum temperature Dalwhinnie -7.8 °C
Highest rainfall Altnahinch Filters 9.4 mm
Sunniest Manston 6.2 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:

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