Stoneleigh weather - last 24 hours

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 hourly data and Twitter account broadcasting same data.

Readings from the last six hours

Date & time		Temp	Humidity	Wind			Rain	Pressure
Date & time		Temp	Humidity	dir	ave	gust	Rain	Pressure
2017/08/20	0956 BST	18.7 °C	65%	W	2.0 mph	7.6 mph	0.0 mm	1024.0 hPa, rising slowly
	1056 BST	20.7 °C	54%	WNW	3.0 mph	7.6 mph	0.0 mm	1024.2 hPa, rising slowly
	1156 BST	20.3 °C	53%	S	2.9 mph	7.6 mph	0.0 mm	1024.2 hPa, rising slowly
	1256 BST	23.2 °C	45%	S	3.6 mph	9.8 mph	0.0 mm	1023.9 hPa, falling slowly
	1356 BST	22.0 °C	45%	WSW	4.2 mph	12.1 mph	0.0 mm	1024.4 hPa, rising slowly
	1456 BST	20.8 °C	44%	WNW	4.0 mph	10.7 mph	0.0 mm	1023.9 hPa, falling slowly
	1556 BST	21.0 °C	48%	NW	2.9 mph	9.8 mph	0.0 mm	1023.7 hPa, falling slowly

12 hour weather forecast, computed on Sun, 20 Aug at 08:56 BST: Fine weather.
NB: this forecast is highly experimental and should not be relied upon.

Graphs of the last 24 hours

Graphs of last 24 hours weather Wind rose of last 12 hours

Summary

24 hours ending 0956 BST on 20 Aug 2017		Date & time
Average temperature	15.0 °C
Daytime max temp	21.9 °C	2017/08/19	1231 BST
Night min temp	8.0 °C	2017/08/20	0546 BST
Total rainfall	0.0 mm
Average wind speed	2.8 mph
Highest gust speed	17.4 mph	2017/08/19	1736 BST

From 1000 BST on 20 Aug to 1556 BST on 20 Aug 2017		Date & time
Average temperature	21.1 °C
Daytime max temp	23.3 °C	2017/08/20	1251 BST
Night min temp
Total rainfall	0.0 mm
Average wind speed	3.4 mph
Highest gust speed	12.1 mph	2017/08/20	1316 BST