Record high temperature 34.8°C Record low temperature -39.7°C Record high gust 115.0 mph Record high average 41.2 mph Record daily rain 30.7 mm Record low windchill -39.7°C Record high barometer 1044.1 hPa Record low barometer 961.1 hPa
Daily high pressure 1011.4 mb Daily low pressure 1009.8 mb Daily low windchill 16.3°C Daily high heat index 25.2°C Daily high gust speed 21.0 mph WNW Daily high average speed 15.3 mph WNW
Harpenden Weather
LAST READING AT TIME: 2:30 PM DATE: 31 July 2010 ,Time of next update: 15:00 PM
Current WeatherDry Current Temperature 23.0°C (73.4°F) (Heat Index 24.9°C ), Apparent temp 22.5°C , Apparent temp solar 22.5°C
Maximum Temperature (since midnight)23.6°C at: 2:02 PM Minimum Temperature (since midnight)16.3°C at: 6:13 AM
Average windspeed (ten minute)7.7 mph Wind Direction (ten minute)WNW (298°)
Heat Index 24.9°C Maximum Gust (last hour)21.0 mph at: 1:49PM
Maximum Gust (since midnight)21.0 mph at: 1:49 PM Maximum 1 minute average (since midnight)15.3 mph at: 2:04 PM
Rainfall (last hour)0.0 mm Rainfall (since midnight)0.3 mm (0.01 in.) at 6:01 AM
Rainfall This month 7.6 mm (0.30 in.) Rainfall To date this year 911.7 mm (35.89 in.)
Maximum rain per minute (last hour)0.0 mm/min Maximum rain per hour (last 6 hours)0.0 mm/hour
Yesterdays rainfall 0.0 mm DewPoint 14.0°C (Wet Bulb :17.7°C )
Humidity 57 %, Humidex 26.4°C Barometer corrected to msl1010.1 mb
Pressure change +0.2 mb (last hour) Trend (last hour)STEADY
Pressure change (last 12 hours)-0.4 mb Pressure change (last 6 hours)-0.1 mb
Current Indoor temp. 24.9°C
Current Indoor hum. 47%

This page is updated from recent data collected by a DAVIS VANTAGE PRO weather station Use the Reload or Refresh facility on your browser to retrieve the latest data.




The data is logged at two minute intervals, but there is data recorded every minute.

Use the RELOAD facility on your browser to retrieve the latest data.

Click here for a daily update of the averages/extremes to date for the month
Created by "Weather Display" software version 10.37N at this start time/date 21:23:21 24/07/2010