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Northolt (nearest observation site to Hemel Hempstead)

Tuesday (Tuesday 12 December 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
Clear night Partly cloudy night Clear night Clear night Clear night Clear night Clear night Sunny day Sunny day Sunny intervals Sunny intervals Cloudy Cloudy Cloudy Cloudy Cloudy Overcast Overcast Overcast Overcast Overcast Cloudy
Temperature (°C)
-2.6 ° -2.6 ° -2.6 ° -3.1 ° -3.6 ° -3.7 ° -3.1 ° -2.4 ° -0.4 ° 1.1 ° 2.7 ° 3.5 ° 3.8 ° 3.6 ° 2.9 ° 2.7 ° 2.6 ° 3.3 ° 3.4 ° 4.0 ° 4.5 ° 5.3 °
Show detail Show detail
Wind direction, speed & gust (mph) Expand
NW 5 WNW 5 WNW 7 W 2 SW 1 SW 2 W 5 WSW 6 S 3 W 6 W 6 W 6 SW 3 SW 8 SSW 7 SSW 5 S 5 S 5 S 5 S 5 S 8 S 7
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
G G G M M M M M M M G VG VG VG VG VG VG VG VG VG M P
Humidity Expand
84% 87% 88% 89% 89% 92% 91% 92% 85% 83% 78% 77% 76% 76% 80% 80% 82% 81% 84% 83% 90% 93%
Pressure (hPa) Expand
1002 1003 1004 1005 1006 1007 1008 1009 1009 1010 1010 1010 1010 1010 1010 1010 1010 1009 1009 1008 1007 1006
Pressure Tendency (F = Falling, R = Rising, S = Steady) Expand
R R R R R R R R R R R R F R R R F F F F F F
Sunrise: 07:59 Sunset: 15:51 Moon phase: Third quarter
Wednesday (Wednesday 13 December 2017)
00:00 01:00 02:00
Overcast Cloudy Overcast
Temperature (°C)
5.8 ° 6.3 ° 7.3 °
Show detail Show detail
Wind direction, speed & gust (mph) Expand
S 9 SSW 9 SSW 13
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
P P P
Humidity Expand
93% 97% 97%
Pressure (hPa) Expand
1005 1003 1002
Pressure Tendency (F = Falling, R = Rising, S = Steady) Expand
F F F
Sunrise: 08:00 Sunset: 15:51 Moon phase: Third quarter

– = No Data

Issued at:

Extremes

East of England extremes

Parameter Location Value
Highest maximum temperature Shoeburyness 4.0 °C
Lowest maximum temperature Andrewsfield 1.1 °C
Lowest minimum temperature Rothamsted -6.4 °C
Highest rainfall Charsfield 4.6 mm
Sunniest Shoeburyness 6.6 hours

UK extremes

Parameter Location Value
Highest maximum temperature Scilly St Marys 10.7 °C
Lowest maximum temperature Fylingdales 0.2 °C
Lowest minimum temperature Shawbury -13.0 °C
Highest rainfall Capel Curig 23.2 mm
Sunniest Shoeburyness 6.6 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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