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	Dew point	Wind			Rain	Pressure
Date & time		Temp	Humidity	Dew point	dir	ave	gust	Rain	Pressure
2021/09/21	1558 BST	21.0 °C	52%	10.8 °C	NW	0.2 mph	2.2 mph	0.0 mm	1030.1 hPa, falling slowly
	1658 BST	21.5 °C	53%	11.5 °C	WNW	0.6 mph	3.1 mph	0.0 mm	1029.9 hPa, falling slowly
	1758 BST	19.9 °C	59%	11.6 °C	NNW	0.3 mph	2.2 mph	0.0 mm	1030.0 hPa, falling slowly
	1858 BST	17.4 °C	68%	11.4 °C	SSW	0.4 mph	2.2 mph	0.0 mm	1030.1 hPa, steady
	1958 BST	14.3 °C	82%	11.3 °C	S	0.0 mph	0.0 mph	0.0 mm	1030.5 hPa, rising slowly
	2053 BST	12.7 °C	91%	11.3 °C	S	0.0 mph	0.0 mph	0.0 mm	1030.3 hPa, rising slowly
	2256 BST	11.3 °C	95%	10.5 °C	S	0.0 mph	0.7 mph	0.0 mm	1030.7 hPa, rising slowly

Graphs of the last 24 hours

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

Summary

24 hours ending 0958 BST on 21 Sep 2021		Date & time
Average temperature	14.4 °C
Daytime max temp	20.6 °C	2021/09/20	1428 BST
Night min temp	9.0 °C	2021/09/21	0433 BST
Total rainfall	0.0 mm
Average wind speed	0.9 mph
Highest gust speed	10.7 mph	2021/09/20	1327 BST

From 1000 BST on 21 Sep to 2257 BST on 21 Sep 2021		Date & time
Average temperature	19.1 °C
Daytime max temp	23.1 °C	2021/09/21	1438 BST
Night min temp	11.3 °C	2021/09/21	2257 BST
Total rainfall	0.0 mm
Average wind speed	0.4 mph
Highest gust speed	4.5 mph	2021/09/21	1403 BST