Daily Report for 26th August 2026

Bad date specified. Defaulted to most recent report available.

Measure	Value (anomaly)	Time	Month cumul.	Record High	Record Low
Minimum Temperature	17.6 °C (+4.1)	06:23	15.1 °C (+0.9)	17.6 °C (+4.1), 2026	8.6 °C (-4.9), 2018
Maximum Temperature	26.3 °C (+4.5)	15:55	27.3 °C (+4.7)	32.0 °C (+10.2), 2019	16.2 °C (-5.6), 2014
Mean Temperature	21.4 °C (+4.3)		21.3 °C (+2.8)	24.0 °C, 2019	13.4 °C, 2018
Minimum Humidity	58%	15:09	37%	87%, 2010	29%, 2016
Maximum Humidity	86%	07:37	79%	98%, 2010	79%, 2020
Mean Humidity	74%		58%	95%, 2010	61%, 2019
Minimum Pressure	1012 hPa	23:56	1016 hPa	1022 hPa, 2021	1001 hPa, 2014
Maximum Pressure	1015 hPa	11:45	1020 hPa	1024 hPa, 2021	1006 hPa, 2010
Mean Pressure	1014 hPa		1018 hPa	1023 hPa, 2021	1004 hPa, 2015
Mean Wind Speed	3.8 mph (-0.2)		4.0 mph (-0.0)	8.2 mph, 2020	0.6 mph, 2022
Maximum Wind Speed	11.2 mph	15:11	12.3 mph	22.2 mph, 2020	6.5 mph, 2017
Maximum Gust	20.7 mph	01:12	19.2 mph	38.0 mph, 2020	8.4 mph, 2017
Mean Wind Direction	n/a		SSW	NNW, 2017	NNE, 2021
Rainfall	0.0 mm		2.0 mm (4%)	13.6 mm, 2018	0.0 mm, 2012
Maximum Hourly Rain	n/a		0.1 mm	7.7 mm, 2023	0.3 mm, 2009
Maximum 10-min Rain	n/a		0.0 mm	4.8 mm, 2023	0.2 mm, 2025
Maximum Rain Rate	n/a		0.1 mm/h	72 mm/h, 2023	0.3 mm/h, 2009
Minimum Dew Point	14.1 °C	00:00	9.4 °C	14.1 °C, 2026	5.8 °C, 2012
Maximum Dew Point	18.1 °C	10:33	14.5 °C	18.6 °C, 2016	12.9 °C, 2012
Mean Dew Point	16.4 °C		12.0 °C	16.4 °C, 2026	10.0 °C, 2012
Measure	Value	Time	Month cumul.	Record High	Record Low
Night Minimum (21-09)	17.6 °C	06:24	15.2 °C	17.6 °C, 2026	8.6 °C, 2018
Day Maximum (09-21)	26.3 °C	15:32	27.3 °C	32.0 °C, 2019	16.2 °C, 2014
Max 10m Temp Rise	0.6 °C	13:17	0.8 °C	0.9 °C, 2018	0.2 °C, 2014
Max 1hr Temp Rise	2.1 °C	10:33	3.0 °C	3.5 °C, 2019	0.6 °C, 2014
Max 1hr Hum Rise	6%	19:36	12%	20%, 2009	2%, 2014
Max 10m Temp Fall	0.4 °C	16:06	0.7 °C	1.5 °C, 2023	0.2 °C, 2010
Max 1hr Temp Fall	1.4 °C	20:43	2.5 °C	3.9 °C, 2016	0.7 °C, 2021
Max 1hr Hum Fall	7%	09:47	12%	21%, 2022	5%, 2010
Max 10m Wind Speed	8.8 mph	17:42	9.0 mph	17.5 mph, 2020	4.5 mph, 2022
Minimum Feels-like	21.4 °C	05:58	16.8 °C	21.4 °C, 2026	8.6 °C, 2018
Maximum Feels-like	32.1 °C	13:59	29.9 °C	36.7 °C, 2019	20.2 °C, 2014
Mean Feels-like	26.3 °C		23.8 °C	28.0 °C, 2019	15.6 °C, 2018
Air-frost Hrs	0 hrs		0 hrs	0 hrs, 2009	0 hrs, 2009
Minimum PM2.5	13.7 µg/m³	00:01	3.0 µg/m³	13.7 µg/m³, 2026	0.0 µg/m³, 2009
Maximum PM2.5	41.3 µg/m³	23:40	13.1 µg/m³	41.3 µg/m³, 2026	41.3 µg/m³, 2026
Mean PM2.5	22.5 µg/m³		6.2 µg/m³	22.5 µg/m³, 2026	22.5 µg/m³, 2026
Measure	Value (anomaly)		Month cumul.	Record High	Record Low
Temperature Range	8.7 °C (+0.3)		12.2 °C	16.6 °C, 2019	3.5 °C, 2021
Humidity Range	28%		42%	59%, 2016	11%, 2010
Pressure Range	2 hPa		5 hPa	18 hPa, 2020	2 hPa, 2023

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 26th 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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