Daily Report for 8th June 2016

Measure	Value (anomaly)	Time	Month cumul.	Record High	Record Low
Minimum Temperature	14.2 °C (+2.7)	23:53	11.3 °C (+0.1)	14.3 °C (+2.8), 2022	8.1 °C (-3.4), 2025
Maximum Temperature	24.8 °C (+4.5)	14:20	19.3 °C (-0.6)	25.3 °C (+5.0), 2021	15.5 °C (-4.8), 2020
Mean Temperature	18.3 °C (+3.6)		15.0 °C (-0.3)	20.0 °C, 2021	12.4 °C, 2009
Minimum Humidity	52%	14:09	64%	68%, 2010	34%, 2014
Maximum Humidity	88%	07:21	88%	95%, 2010	79%, 2011
Mean Humidity	76%		79%	86%, 2010	56%, 2014
Minimum Pressure	1022 hPa	04:36	1018 hPa	1031 hPa, 2015	993 hPa, 2012
Maximum Pressure	1025 hPa	16:40	1022 hPa	1033 hPa, 2015	1005 hPa, 2012
Mean Pressure	1023 hPa		1020 hPa	1032 hPa, 2015	999 hPa, 2012
Mean Wind Speed	2.2 mph (-2.2)		3.8 mph (-0.6)	12.6 mph, 2012	1.9 mph, 2021
Maximum Wind Speed	8.7 mph	15:59	10.7 mph	25.6 mph, 2012	8.3 mph, 2021
Maximum Gust	14.7 mph	15:07	17.4 mph	35.7 mph, 2019	12.5 mph, 2021
Mean Wind Direction	n/a		NE	NW, 2024	NNE, 2016
Rainfall	7.0 mm		9.5 mm (76%)	8.5 mm, 2010	0.0 mm, 2009
Maximum Hourly Rain	5.0 mm	14:58	0.9 mm	5.0 mm, 2016	0.8 mm, 2011
Maximum 10-min Rain	3.1 mm	14:47	0.5 mm	3.5 mm, 2010	0.5 mm, 2011
Maximum Rain Rate	78 mm/h	14:38	11 mm/h	78 mm/h, 2016	4.8 mm/h, 2022
Minimum Dew Point	7.7 °C	00:16	7.4 °C	10.2 °C, 2010	2.1 °C, 2015
Maximum Dew Point	17.8 °C	18:56	13.7 °C	17.8 °C, 2016	8.0 °C, 2013
Mean Dew Point	13.8 °C		11.0 °C	13.8 °C, 2016	5.2 °C, 2015
Measure	Value	Time	Month cumul.	Record High	Record Low
Night Minimum (21-09)	14.4 °C	03:41	11.5 °C	14.4 °C, 2016	8.1 °C, 2025
Day Maximum (09-21)	24.8 °C	14:20	19.3 °C	25.3 °C, 2021	15.5 °C, 2020
Max 10m Temp Rise	0.7 °C	11:57	0.5 °C	0.8 °C, 2014	0.4 °C, 2012
Max 1hr Temp Rise	2.5 °C	12:05	1.7 °C	3.0 °C, 2014	1.1 °C, 2017
Max 1hr Hum Rise	21%	15:24	8%	22%, 2011	4%, 2020
Max 10m Temp Fall	2.1 °C	14:41	0.6 °C	2.1 °C, 2016	0.3 °C, 2009
Max 1hr Temp Fall	4.6 °C	15:20	1.9 °C	4.6 °C, 2016	0.9 °C, 2012
Max 1hr Hum Fall	13%	13:05	8%	16%, 2014	5%, 2017
Max 10m Wind Speed	7.2 mph	16:05	8.0 mph	18.4 mph, 2012	6.5 mph, 2018
Minimum Feels-like	15.5 °C	03:28	11.2 °C	17.0 °C, 2022	5.0 °C, 2013
Maximum Feels-like	28.6 °C	14:20	21.9 °C	28.6 °C, 2016	16.1 °C, 2020
Mean Feels-like	21.6 °C		16.7 °C	22.6 °C, 2021	12.4 °C, 2013
Air-frost Hrs	0 hrs		0 hrs	0 hrs, 2009	0 hrs, 2009
Minimum PM2.5	n/a		0.0 µg/m³	0.0 µg/m³, 2009	0.0 µg/m³, 2009
Maximum PM2.5	n/a		0.0 µg/m³	n/a	n/a
Mean PM2.5	n/a		0.0 µg/m³	n/a	n/a
Measure	Value (anomaly)		Month cumul.	Record High	Record Low
Temperature Range	10.6 °C (+1.8)		8.0 °C	12.5 °C, 2014	3.9 °C, 2012
Humidity Range	36%		24%	54%, 2014	22%, 2017
Pressure Range	3 hPa		4 hPa	21 hPa, 2019	2 hPa, 2015

Observation	Detail
Sun Hours	4 hrs [27%]
Wet Hours	5 hrs
Cloud Cover	am: Overcast transitioned to Partly Cloudy pm: Mostly Cloudy transitioned to Partly Cloudy
Events	Light Thunderstorm
Comments	"o.night Rn? 14-16 H Shs w T-S"
Observer Absent?	Yes - observations may be unreliable
Pond Temperature	0.0 °C

Notes: Detailed daily weather report for Hampstead, NW3, London on 8th June 2016. Times of extremes use the midpoint of the longest continuous period at that value. Cumulative anomalies are relative to the expected value for the month-to-date. Sun and wet hours are derived from webcam/rainfall analysis and may be adjusted. Data should be viewed with appropriate caution.

View monthly summary

Daily Report for 8th June 2016

Daily Graph of Conditions

Wind direction

Air pollution

Wind rose

Webcam Summary of Cloud Conditions