Record high temperature 33.6°C Record low temperature -4.5°C Record high gust 50.6 mph Record high average 34.6 mph Record daily rain 39.6 mm Record low windchill -8.5°C Record high barometer 1044.4 hPa Record low barometer 956.4 hPa
Daily high pressure 1002.8 hPa Daily low pressure 998.8 hPa Daily low windchill 15.7°C Daily high heat index 17.9°C Daily high gust speed 0.0 mph WSW Daily high average speed 0.0 mph W
Harpenden Weather
LAST READING AT TIME: 2:00 PM DATE: 20 July 2025, time of next update: 2:30 pm
Current WeatherDry Current Temperature 17.7°C (63.8°F) (Heat Index 17.7°C ), Apparent temp 19.1°C
Maximum Temperature (since midnight)17.9°C at: 12:56 PM Minimum Temperature (since midnight)15.7°C at: 3:44 AM
Average windspeed (ten minute)0.0 mph Wind Direction (ten minute)S (189°)
Windchill Temperature 17.7°C Maximum Gust (last hour)0.0 mph at: 2:00 PM
Maximum Gust (since midnight)0.0 mph at: 2:03 PM Maximum 1 minute average (since midnight)0.0 mph at: 2:04 PM
Rainfall (last hour)0.3 mm Rainfall (since midnight)1.8 mm (0.07 in.) at 1:21 PM
Rainfall This month 25.1 mm (0.99 in.) Rainfall To date this year 187.2 mm (7.37 in.)
Maximum rain per minute (last hour)0.3 mm/min Maximum rain per hour (last 6 hours)0.3 mm/hour
Yesterdays rainfall 14.7 mm DewPoint 14.9°C (Wet Bulb :16.1°C )
Humidity 84 %, Humidex 21.6°C Barometer corrected to msl998.9 hPa
Pressure change -0.0 hPa (last hour) Trend (last hour)STEADY
Pressure change (last 12 hours)-3.3 hPa Pressure change (last 6 hours)-0.7 hPa

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Created by "Weather Display" software version 10.37R Build 76 at this start time/date 11:46 am 15/07/25