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Northolt (nearest observation site to Harpenden)

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Harpenden forecast
  • Sat
  • Sun
Sat 18 Apr 2015
1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300
Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny day Sunny day Sunny day Sunny day Sunny day Clear night Clear night Clear night Clear night
11.7 12.2 13.4 13.8 14.0 14.2 13.8 13.2 12.5 11.2 10.3 9.2 7.8
Wind direction, speed & gust (mph) arrow down
E 14 E 16 E 16 E 19 29 ESE 19 29 E 19 29 E 17 29 E 16 E 15 E 14 E 11 ENE 14 ENE 11
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
VG E E E E E E E E E E E E
Humidity arrow down
56% 49% 43% 39% 39% 37% 34% 32% 36% 38% 40% 57% 66%
Pressure (hPa) arrow down
1029 1029 1028 1028 1027 1027 1027 1027 1027 1027 1027 1028 1028
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
R F F F F F F F F R R R R
Sunrise: 05:59 Sunset: 20:02 Moon phase: New
Sun 19 Apr 2015
0000 0100 0200 0300 0400 0500 0600 0700 0800 0900 1000 1100
Clear night Partly cloudy night Partly cloudy night Cloudy Overcast Overcast Overcast Cloudy Sunny intervals Cloudy Cloudy Cloudy
6.6 5.8 4.8 4.9 4.9 4.9 4.9 5.0 5.8 7.3 7.9 8.7
Wind direction, speed & gust (mph) arrow down
ENE 14 ENE 10 NE 6 ENE 8 ENE 8 NE 10 NE 13 NE 8 NE 5 NE 10 NE 10 ENE 9
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
E E VG VG VG VG VG VG E E E E
Humidity arrow down
73% 78% 81% 79% 77% 72% 69% 69% 67% 57% 55% 54%
Pressure (hPa) arrow down
1028 1028 1028 1027 1027 1027 1026 1026 1026 1026 1025 1025
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
R R R F F F F F F F F F
Sunrise: 05:57 Sunset: 20:04 Moon phase: New
leftEarlier Laterright
More detail arrow down

Issued at: 1100 on Sun 19 Apr 2015

= No Data

Extremes

  • Regional
  • UK
  • More info

East of England extremes

Parameter Location Value
Highest maximum temperature Cambridge Niab 15.4 °C
Lowest maximum temperature Cromer 9.5 °C
Lowest minimum temperature Santon Downham -2.2 °C
Highest rainfall Wattisham 0.2 mm
Sunniest Wattisham 12.7 hours

UK extremes

Parameter Location Value
Highest maximum temperature Achnagart 17.6 °C
Lowest maximum temperature Inverbervie 7.0 °C
Lowest minimum temperature Braemar -4.3 °C
Highest rainfall Isles of Scilly 0.6 mm
Sunniest Tiree 13.7 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)

Issued at: 0003 on Sun 19 Apr 2015

Weather map

Sun 1100

Weather observation map for Harpenden

Harpenden Harpenden – Cloudy 51.818 -0.3574
Bedford Bedford – Overcast 52.225 -0.464
Northolt Northolt – Cloudy 51.548 -0.415
Bedford Bedford – Overcast 52.225 -0.464
Benson Benson – Overcast 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 – Cloudy 51.5031 -1.9924
Wattisham Wattisham – Overcast 52.123 0.961
Shoreham Shoreham – No data 50.836 -0.292
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: 106m above mean sea level

Northolt

Location: 51.548, -0.415

Altitude: 40 m above mean sea level

Distance from Harpenden: 30.3 km