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
2021/10/18 09:56 BST 16.8 °C 11.3 °C 7.3 °C S 1.2 mph 12.1 mph 0.0 mm
2021/10/19 09:56 BST 17.5 °C 16.2 °C 15.8 °C S 3.7 mph 18.3 mph 0.0 mm
2021/10/20 09:59 BST 20.3 °C 17.0 °C 15.3 °C S 5.2 mph 22.8 mph 3.4 mm
2021/10/21 09:59 BST 18.1 °C 11.9 °C 7.7 °C W 3.8 mph 22.1 mph 0.0 mm
2021/10/22 09:59 BST 12.4 °C 6.8 °C 2.8 °C NW 1.3 mph 13.6 mph 0.0 mm
2021/10/23 09:59 BST 13.8 °C 10.0 °C 7.9 °C W 0.9 mph 13.0 mph 0.0 mm
2021/10/24 09:59 BST 13.6 °C 11.8 °C 10.5 °C SSE 2.2 mph 9.2 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
Monday 18 October, 08:55 BSTFairly fine, showery later
Tuesday 19 October, 08:55 BSTShowery, bright intervals
Wednesday 20 October, 08:58 BSTChangeable, some rain
Thursday 21 October, 08:58 BSTFairly fine, possible showers early
Friday 22 October, 08:58 BSTFairly fine, improving
Saturday 23 October, 08:58 BSTFine weather
Sunday 24 October, 08:58 BSTShowery, becoming less settled

Graphs of the last 7 days

Graphs of last 7 days weather at Stoneleigh, near Epsom