Stoneleigh weather - last 7 days

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.

RSS 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
2022/09/28 09:55 BST 16.0 °C 9.5 °C 3.4 °C WNW 0.9 mph 11.4 mph 1.6 mm
2022/09/29 09:58 BST 15.8 °C 9.9 °C 3.8 °C NW 0.6 mph 6.9 mph 0.0 mm
2022/09/30 09:58 BST 17.9 °C 9.9 °C 5.0 °C NNW 0.5 mph 6.9 mph 0.0 mm
2022/10/01 09:58 BST 17.1 °C 13.9 °C 11.6 °C SW 3.6 mph 19.0 mph 7.6 mm
2022/10/02 09:58 BST 19.7 °C 15.1 °C 12.3 °C W 2.1 mph 16.8 mph 4.0 mm
2022/10/03 09:58 BST 19.1 °C 10.4 °C 4.5 °C NNW 0.4 mph 9.2 mph 0.0 mm
2022/10/04 09:58 BST 19.8 °C 15.0 °C 11.9 °C SSW 1.6 mph 13.0 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
Tuesday 27 September, 08:59 BSTOccasional rain, worsening
Wednesday 28 September, 08:55 BSTShowery, bright intervals
Thursday 29 September, 08:58 BSTShowery, bright intervals
Friday 30 September, 08:58 BSTFairly fine, showers likely
Saturday 01 October, 08:58 BSTShowery early, improving
Sunday 02 October, 08:58 BSTFine weather
Monday 03 October, 08:58 BSTFine weather
Tuesday 04 October, 08:58 BSTFairly fine, showers likely

Graphs of the last 7 days

Graphs of last 7 days weather at Stoneleigh, near Epsom