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Northolt (nearest observation site to Harrow)

Recent locations
Harrow forecast
Mon 23 May 2016
1500 1600 1700 1800 1900 2000 2100 2200 2300
Cloudy Cloudy Cloudy Sunny intervals Sunny intervals Cloudy Cloudy Cloudy Partly cloudy night
18.1 ° 15.6 ° 16.5 ° 18.4 ° 16.7 ° 13.8 ° 12.1 ° 12.1 ° 11.4 °
Wind direction, speed & gust (mph) arrow down
N 8 NNW 14 N 7 N 7 NNW 13 N 15 N 9 ENE 8 NNE 6
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
E G E E VG E VG E E
Humidity arrow down
46% 55% 58% 43% 53% 65% 81% 80% 79%
Pressure (hPa) arrow down
1019 1019 1019 1019 1020 1021 1021 1022 1022
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
R R R R R R R R R
Tue 24 May 2016
0000 0100 0200 0300 0400 0500 0600 0700 0800 0900 1000 1100 1200 1300 1400 1500
Clear night Clear night Clear night Clear night Clear night Clear night Sunny day Mist Sunny day Sunny day Sunny day Sunny day Sunny intervals Cloudy Cloudy Cloudy
10.4 ° 9.5 ° 8.9 ° 8.1 ° 6.9 ° 5.8 ° 6.0 ° 7.1 ° 9.7 ° 12.2 ° 14.1 ° 14.6 ° 16.2 ° 15.1 ° 15.8 ° 15.6 °
Wind direction, speed & gust (mph) arrow down
NE 5 NNE 6 NE 5 NE 6 N 2 N 3 N 2 NNE 7 NE 7 NE 8 ENE 10 NE 11 E 13 NNE 11 ENE 14 NE 15
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
E VG VG VG G G G M VG VG E E E E E E
Humidity arrow down
87% 90% 91% 93% 95% 97% 96% 97% 80% 65% 49% 45% 47% 50% 46% 46%
Pressure (hPa) arrow down
1022 1023 1022 1023 1023 1023 1023 1023 1023 1023 1022 1022 1022 1022 1021 1021
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
R R R R R R R R F F F F F F F F
More detail arrow down

Issued at: 1500 on Tue 24 May 2016

= No Data

Extremes

  • Regional
  • UK
  • More info

London & South East England extremes

Parameter Location Value
Highest maximum temperature Wiggonholt 20.6 °C
Lowest maximum temperature St Catherines Point 15.7 °C
Lowest minimum temperature Benson 2.8 °C
Highest rainfall Manston 4.8 mm
Sunniest Odiham 13.5 hours

UK extremes

Parameter Location Value
Highest maximum temperature Wiggonholt 20.6 °C
Lowest maximum temperature Banagher Caugh Hill 11.6 °C
Lowest minimum temperature Braemar -0.6 °C
Highest rainfall Wattisham 18.0 mm
Sunniest Prestwick 14.3 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 Tue 24 May 2016

Weather map

Tue 1500

Weather observation map for Harrow

Harrow Harrow – Cloudy 51.5801 -0.3404
Benson Benson – Cloudy 51.62 -1.097
Bedford Bedford – Sunny intervals 52.225 -0.464
Gravesend-Broadness Gravesend-Broadness – No data 51.464 0.314
Bedford Bedford – Sunny intervals 52.225 -0.464
Shoreham Shoreham – No data 50.836 -0.292
Little Rissington (ESAWS) Little Rissington (ESAWS) – Overcast 51.86 -1.692
Lyneham Lyneham – Cloudy 51.5031 -1.9924
Middle Wallop Middle Wallop – Sunny intervals 51.149 -1.57
Wittering Wittering – Cloudy 52.6111 -0.459
Wattisham Wattisham – Sunny intervals 52.123 0.961
Langdon Bay Langdon Bay – No data 51.133 1.348
Coleshill Coleshill – Cloudy 52.48 -1.689
Coningsby Coningsby – Sunny intervals 53.094 -0.171
Weybourne Weybourne – Cloudy 52.949 1.127
Watnall Watnall – Overcast 53.005 -1.25
Hereford Hereford – Cloudy 52.083 -2.8
Yeovilton Yeovilton – Sunny intervals 51.006 -2.64
Waddington Waddington – Sunny intervals 53.175 -0.521

Location Details

Harrow

Location: 51.5801, -0.3404

Altitude: 64.0 m above mean sea level

Northolt

Location: 51.548, -0.415

Altitude: 40.0 m above mean sea level

Distance from Harrow: 6.3 km