Daily Report for 22nd August 2026

Bad date specified. Defaulted to most recent report available.

Measure	Value (anomaly)	Time	Month cumul.	Record High	Record Low
Minimum Temperature	10.8 °C (-3.0)	06:17	15.4 °C (+1.1)	17.7 °C (+3.9), 2010	8.4 °C (-5.4), 2025
Maximum Temperature	22.8 °C (+0.6)	15:48	27.8 °C (+5.0)	30.0 °C (+7.8), 2015	19.2 °C (-3.0), 2024
Mean Temperature	17.2 °C (-1.2)		21.7 °C (+3.1)	22.2 °C, 2015	15.4 °C, 2014
Minimum Humidity	36%	15:49	36%	79%, 2024	33%, 2015
Maximum Humidity	81%	06:34	78%	93%, 2022	81%, 2026
Mean Humidity	58%		57%	86%, 2021	58%, 2026
Minimum Pressure	1020 hPa	00:00	1015 hPa	1024 hPa, 2019	1004 hPa, 2024
Maximum Pressure	1026 hPa	23:47	1020 hPa	1026 hPa, 2019	1013 hPa, 2014
Mean Pressure	1024 hPa		1018 hPa	1025 hPa, 2019	1008 hPa, 2024
Mean Wind Speed	2.7 mph (-1.3)		3.9 mph (-0.1)	9.5 mph, 2016	1.5 mph, 2025
Maximum Wind Speed	8.6 mph	08:06	12.2 mph	19.9 mph, 2020	6.4 mph, 2013
Maximum Gust	12.7 mph	08:02	18.6 mph	34.6 mph, 2020	8.1 mph, 2013
Mean Wind Direction	n/a		SSW	NNW, 2025	ENE, 2026
Rainfall	0.0 mm		2.0 mm (5%)	5.2 mm, 2013	0.0 mm, 2009
Maximum Hourly Rain	n/a		0.1 mm	2.5 mm, 2013	0.2 mm, 2016
Maximum 10-min Rain	n/a		0.0 mm	1.5 mm, 2013	0.2 mm, 2016
Maximum Rain Rate	n/a		0.1 mm/h	18 mm/h, 2013	2.7 mm/h, 2010
Minimum Dew Point	5.7 °C	18:06	9.3 °C	15.7 °C, 2010	4.5 °C, 2014
Maximum Dew Point	9.9 °C	00:52	14.6 °C	18.1 °C, 2010	9.9 °C, 2026
Mean Dew Point	8.2 °C		12.0 °C	16.7 °C, 2010	7.7 °C, 2014
Measure	Value	Time	Month cumul.	Record High	Record Low
Night Minimum (21-09)	10.8 °C	06:18	15.5 °C	17.7 °C, 2010	8.4 °C, 2025
Day Maximum (09-21)	22.8 °C	15:48	27.8 °C	30.0 °C, 2015	19.2 °C, 2024
Max 10m Temp Rise	0.7 °C	16:53	0.8 °C	1.0 °C, 2011	0.3 °C, 2013
Max 1hr Temp Rise	2.6 °C	09:28	3.0 °C	4.3 °C, 2011	1.0 °C, 2013
Max 1hr Hum Rise	9%	21:25	12%	16%, 2021	4%, 2024
Max 10m Temp Fall	0.6 °C	16:30	0.8 °C	0.9 °C, 2021	0.3 °C, 2013
Max 1hr Temp Fall	2.3 °C	20:34	2.5 °C	3.2 °C, 2021	0.7 °C, 2024
Max 1hr Hum Fall	11%	09:51	12%	18%, 2025	4%, 2013
Max 10m Wind Speed	5.9 mph	07:48	8.8 mph	15.3 mph, 2020	5.0 mph, 2013
Minimum Feels-like	11.0 °C	06:12	17.2 °C	22.3 °C, 2010	8.4 °C, 2025
Maximum Feels-like	22.8 °C	15:43	30.4 °C	33.9 °C, 2015	19.8 °C, 2014
Mean Feels-like	17.8 °C		24.1 °C	25.4 °C, 2015	15.9 °C, 2014
Air-frost Hrs	0 hrs		0 hrs	0 hrs, 2009	0 hrs, 2009
Minimum PM2.5	1.7 µg/m³	04:32	2.3 µg/m³	1.7 µg/m³, 2026	0.0 µg/m³, 2009
Maximum PM2.5	10.5 µg/m³	22:20	11.9 µg/m³	10.5 µg/m³, 2026	10.5 µg/m³, 2026
Mean PM2.5	4.5 µg/m³		5.3 µg/m³	4.5 µg/m³, 2026	4.5 µg/m³, 2026
Measure	Value (anomaly)		Month cumul.	Record High	Record Low
Temperature Range	12.0 °C (+3.6)		12.4 °C	15.2 °C, 2015	3.6 °C, 2013
Humidity Range	45%		42%	57%, 2015	11%, 2024
Pressure Range	6 hPa		5 hPa	11 hPa, 2010	2 hPa, 2019

Observation	Detail
Sun Hours	n/a
Wet Hours	n/a
Cloud Cover	not available
Events	None
Comments	None known
Observer Absent?	No
Pond Temperature	n/a

Notes: Detailed daily weather report for Hampstead, NW3, London on 22nd August 2026. 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.

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Daily Graph of Conditions

Wind direction

Air pollution

Wind rose

Webcam Summary of Cloud Conditions

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