Stoneleigh weather – last 7 days

Last 24 hours | last 28 days | since records began

Recent amateur weather station readings at Stoneleigh, near Epsom, UK (N51.36 W0.25). No accuracy is claimed for this data. The dew point calculation is not valid for temperatures below freezing and the wind measurements are almost useless. Use at your own risk.

Data is logged and graphs are drawn by pywws software on a Raspberry Pi running Raspbian Linux.

Experimental RSS feed of daily weather data.

Summary of the last 7 days

24 hours ending Temperature Wind Rainfall
day max average night min dir average max gust
2024/07/14 09:55 BST 22.9 °C 15.4 °C 10.1 °C W 0.8 mph 9.8 mph 0.0 mm
2024/07/15 09:55 BST 24.2 °C 17.0 °C 8.6 °C SW 1.0 mph 8.3 mph 0.0 mm
2024/07/16 09:55 BST 21.8 °C 17.2 °C 13.4 °C E 1.2 mph 11.4 mph 15.4 mm
2024/07/17 09:55 BST 23.5 °C 17.0 °C 11.1 °C WSW 0.9 mph 12.1 mph 0.3 mm
2024/07/18 09:56 BST 26.2 °C 18.4 °C 11.3 °C E 0.7 mph 7.6 mph 0.0 mm
2024/07/19 09:56 BST 29.3 °C 21.4 °C 13.9 °C ENE 1.2 mph 11.4 mph 0.0 mm
2024/07/20 09:56 BST 33.0 °C 23.8 °C 15.6 °C ENE 1.8 mph 11.4 mph 0.0 mm

Forecasts of the last 7 days

I’ve recently been experimenting with a simple weather forecaster. It’s a computer implementation of the 1915 patent ‘pocket forecaster’ made by Negretti and Zambra, a firm of instrument makers. To test its accuracy, here are its predictions for the last week.

date & time Forecast for the following 12 hours
Sunday 14 July, 08:55 BSTBecoming fine
Monday 15 July, 08:55 BSTBecoming fine
Tuesday 16 July, 08:55 BSTFairly fine, improving
Wednesday 17 July, 08:55 BSTFine weather
Thursday 18 July, 08:56 BSTFine weather
Friday 19 July, 08:56 BSTFine weather
Saturday 20 July, 08:56 BSTOccasional rain, worsening

Graphs of the last 7 days

Graphs of last 24 hours weather