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
2019/10/13 09:57 BST 12.8 °C 11.8 °C 10.7 °C SSE 0.8 mph 10.7 mph 10.3 mm
2019/10/14 09:57 BST 16.8 °C 12.3 °C 8.6 °C SSE 1.9 mph 23.5 mph 4.4 mm
2019/10/15 09:57 BST 15.5 °C 12.6 °C 10.5 °C SSE 1.9 mph 14.5 mph 2.7 mm
2019/10/16 09:57 BST 17.7 °C 13.2 °C 9.5 °C SSE 1.9 mph 14.5 mph 1.6 mm
2019/10/17 09:57 BST 15.7 °C 10.5 °C 6.6 °C WSW 0.8 mph 10.7 mph 0.5 mm
2019/10/18 09:57 BST 15.1 °C 11.1 °C 8.7 °C S 2.9 mph 22.1 mph 10.2 mm
2019/10/19 09:57 BST 15.5 °C 11.4 °C 8.1 °C S 3.6 mph 23.5 mph 1.8 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 14 October, 08:57 BSTShowery, becoming less settled
Tuesday 15 October, 08:57 BSTFairly fine, possible showers early
Wednesday 16 October, 08:57 BSTUnsettled, some rain
Thursday 17 October, 08:57 BSTFairly fine, improving
Friday 18 October, 08:57 BSTChangeable, mending
Saturday 19 October, 08:57 BSTChangeable, mending
Sunday 20 October, 08:57 BSTFairly fine, improving

Graphs of the last 7 days

Graphs of last 7 days weather at Stoneleigh, near Epsom