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
2018/10/14 09:56 BST 23.8 °C 19.0 °C 13.0 °C SSE 4.6 mph 22.8 mph 7.4 mm
2018/10/15 09:56 BST 13.0 °C 11.1 °C 9.9 °C NNE 2.1 mph 11.4 mph 19.9 mm
2018/10/16 09:56 BST 14.3 °C 13.8 °C 12.9 °C NE 0.7 mph 6.0 mph 0.1 mm
2018/10/17 09:58 BST 21.2 °C 14.3 °C 8.5 °C SSE 2.1 mph 15.2 mph 0.1 mm
2018/10/18 09:58 BST 15.4 °C 12.6 °C 8.6 °C NE 0.6 mph 7.6 mph 2.7 mm
2018/10/19 09:58 BST 16.5 °C 9.6 °C 3.2 °C NE 1.2 mph 9.8 mph 0.1 mm
2018/10/20 09:58 BST 17.3 °C 8.5 °C 2.9 °C N 0.4 mph 6.9 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 October, 08:56 BSTFairly fine, showers likely
Monday 15 October, 08:56 BSTBecoming fine
Tuesday 16 October, 08:56 BSTBecoming fine
Wednesday 17 October, 08:58 BSTBecoming fine
Thursday 18 October, 08:58 BSTSettled fine
Friday 19 October, 08:58 BSTFine weather
Saturday 20 October, 08:58 BSTSettled fine

Graphs of the last 7 days

Graphs of last 7 days weather at Stoneleigh, near Epsom