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Northolt (nearest observation site to Harpenden)

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Harpenden forecast
Tue 26 Jul 2016
1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300
Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Overcast Overcast Overcast
21.6 ° 21.3 ° 21.1 ° 20.6 ° 21.6 ° 21.1 ° 20.8 ° 20.5 ° 19.8 ° 19.2 ° 18.6 °
Wind direction, speed & gust (mph) arrow down
SW 9 W 8 W 9 WSW 8 NW 6 W 10 W 9 WSW 9 W 8 W 10 WSW 7
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
E E E E E E E VG E E E
Humidity arrow down
51% 51% 52% 54% 53% 54% 56% 58% 61% 67% 72%
Pressure (hPa) arrow down
1021 1021 1021 1021 1020 1020 1020 1020 1020 1020 1019
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
F F F F F F F F F S F
Wed 27 Jul 2016
0000 0100 0200 0300 0400 0500 0600 0700 0800 0900 1000 1100 1200 1300
Overcast Cloudy Overcast Cloudy Overcast Overcast Overcast Light rain Light rain Overcast Drizzle Overcast Cloudy Light shower day
18.2 ° 17.6 ° 17.1 ° 16.8 ° 16.9 ° 17.0 ° 17.1 ° 17.4 ° 17.2 ° 17.2 ° 17.6 ° 18.2 ° 19.8 ° 19.5 °
Wind direction, speed & gust (mph) arrow down
WSW 7 SW 7 SW 9 SSW 8 SW 8 SW 8 SW 9 SW 10 WSW 9 WSW 9 WSW 11 WSW 8 WSW 11 WSW 7
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
E VG VG VG E G VG G M VG M VG E E
Humidity arrow down
74% 77% 81% 83% 83% 85% 85% 86% 93% 94% 91% 89% 82% 81%
Pressure (hPa) arrow down
1019 1018 1018 1017 1017 1016 1016 1015 1015 1015 1015 1015 1015 1015
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
F F F F F F F F F F F F F R
More detail arrow down

Issued at: 1300 on Wed 27 Jul 2016

= No Data

Extremes

  • Regional
  • UK
  • More info

East of England extremes

Parameter Location Value
Highest maximum temperature Cavendish 23.8 °C
Lowest maximum temperature Rothamsted 20.6 °C
Lowest minimum temperature Houghton Hall 9.3 °C
Highest rainfall Shoeburyness Trace 
Sunniest Shoeburyness 8.7 hours

UK extremes

Parameter Location Value
Highest maximum temperature Cavendish 23.8 °C
Lowest maximum temperature Cluanie Inn 13.1 °C
Lowest minimum temperature Katesbridge 6.6 °C
Highest rainfall Aldergrove 15.0 mm
Sunniest Shoeburyness 8.7 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: 0002 on Wed 27 Jul 2016

Weather map

Wed 1300

Weather observation map for Harpenden

Harpenden Harpenden – Light shower day 51.818 -0.3574
Northolt Northolt – Light shower day 51.548 -0.415
Benson Benson – Light shower day 51.62 -1.097
Little Rissington (ESAWS) Little Rissington (ESAWS) – Overcast 51.86 -1.692
Gravesend-Broadness Gravesend-Broadness – No data 51.464 0.314
Wittering Wittering – Overcast 52.6111 -0.459
Lyneham Lyneham – Overcast 51.5031 -1.9924
Wattisham Wattisham – Cloudy 52.123 0.961
Shoreham Shoreham – No data 50.836 -0.292
Middle Wallop Middle Wallop – Cloudy 51.149 -1.57
Coleshill Coleshill – Overcast 52.48 -1.689
Coningsby Coningsby – Cloudy 53.094 -0.171
Watnall Watnall – Cloudy 53.005 -1.25
Langdon Bay Langdon Bay – No data 51.133 1.348
Weybourne Weybourne – Overcast 52.949 1.127
Waddington Waddington – Cloudy 53.175 -0.521
Hereford Hereford – Cloudy 52.083 -2.8
Leek Leek – Overcast 53.12755 -1.97993

Location Details

Harpenden

Location: 51.818, -0.3574

Altitude: 106.0 m above mean sea level

Northolt

Location: 51.548, -0.415

Altitude: 40.0 m above mean sea level

Distance from Harpenden: 30.3 km