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
2019/10/20	0257 BST	3.8 °C	99%	3.7 °C	-	0.0 mph	0.0 mph	0.0 mm	1005.6 hPa, rising slowly
	0357 BST	3.4 °C	99%	3.3 °C	-	0.0 mph	0.0 mph	0.0 mm	1005.5 hPa, steady
	0457 BST	3.3 °C	99%	3.2 °C	-	0.0 mph	0.0 mph	0.0 mm	1006.3 hPa, rising slowly
	0557 BST	3.3 °C	99%	3.2 °C	-	0.0 mph	0.0 mph	0.0 mm	1006.4 hPa, rising slowly
	0657 BST	4.6 °C	99%	4.5 °C	S	0.0 mph	0.7 mph	0.0 mm	1007.1 hPa, rising
	0757 BST	5.6 °C	99%	5.5 °C	S	0.0 mph	0.7 mph	0.0 mm	1007.8 hPa, rising slowly
	0857 BST	6.3 °C	98%	6.0 °C	S	0.0 mph	0.7 mph	0.0 mm	1008.8 hPa, rising

12 hour weather forecast, computed on Sun, 20 Oct at 08:57 BST: Fairly fine, improving.
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 0957 BST on 19 Oct 2019		Date & time
Average temperature	11.4 °C
Daytime max temp	15.5 °C	2019/10/18	1452 BST
Night min temp	8.1 °C	2019/10/19	0657 BST
Total rainfall	1.8 mm
Average wind speed	3.6 mph
Highest gust speed	23.5 mph	2019/10/18	2337 BST

From 1000 BST on 19 Oct to 0857 BST on 20 Oct 2019		Date & time
Average temperature	8.6 °C
Daytime max temp	16.0 °C	2019/10/19	1452 BST
Night min temp	3.0 °C	2019/10/20	0447 BST
Total rainfall	0.0 mm
Average wind speed	1.0 mph
Highest gust speed	11.4 mph	2019/10/19	1452 BST