Daily Report for 28th August 2026

Bad date specified. Defaulted to most recent report available.

Measure	Value (anomaly)	Time	Month cumul.	Record High	Record Low
Minimum Temperature	15.4 °C (+2.1)	05:59	15.3 °C (+1.1)	17.9 °C (+4.6), 2019	10.7 °C (-2.6), 2023
Maximum Temperature	24.2 °C (+2.6)	13:07	27.1 °C (+4.5)	28.2 °C (+6.6), 2024	18.3 °C (-3.3), 2020
Mean Temperature	19.5 °C (+2.3)		21.2 °C (+2.8)	22.0 °C, 2017	14.7 °C, 2020
Minimum Humidity	48%	12:34	39%	71%, 2016	39%, 2013
Maximum Humidity	89%	06:35	80%	94%, 2014	84%, 2009
Mean Humidity	73%		59%	85%, 2020	61%, 2017
Minimum Pressure	1007 hPa	13:57	1015 hPa	1026 hPa, 2021	1000 hPa, 2020
Maximum Pressure	1010 hPa	23:56	1020 hPa	1028 hPa, 2021	1004 hPa, 2020
Mean Pressure	1008 hPa		1017 hPa	1027 hPa, 2021	1002 hPa, 2020
Mean Wind Speed	6.4 mph (+2.4)		4.0 mph (+0.0)	7.6 mph, 2009	1.7 mph, 2013
Maximum Wind Speed	16.4 mph	17:44	12.4 mph	18.4 mph, 2009	5.9 mph, 2013
Maximum Gust	26.5 mph	14:15	19.4 mph	27.6 mph, 2009	7.6 mph, 2013
Mean Wind Direction	n/a		SSW	N, 2023	N, 2013
Rainfall	0.4 mm		6.8 mm (14%)	2.8 mm, 2020	0.0 mm, 2013
Maximum Hourly Rain	0.2 mm		0.1 mm	2.0 mm, 2020	0.2 mm, 2019
Maximum 10-min Rain	0.2 mm		0.1 mm	1.4 mm, 2009	0.2 mm, 2026
Maximum Rain Rate	n/a		0.2 mm/h	24 mm/h, 2014	2.7 mm/h, 2016
Minimum Dew Point	12.2 °C	12:37	9.6 °C	14.2 °C, 2016	6.5 °C, 2010
Maximum Dew Point	15.8 °C	20:52	14.8 °C	18.3 °C, 2024	11.0 °C, 2010
Mean Dew Point	14.2 °C		12.3 °C	15.4 °C, 2016	8.9 °C, 2010
Measure	Value	Time	Month cumul.	Record High	Record Low
Night Minimum (21-09)	15.4 °C	06:00	15.3 °C	18.8 °C, 2019	10.7 °C, 2023
Day Maximum (09-21)	24.2 °C	13:07	27.1 °C	28.2 °C, 2024	18.3 °C, 2020
Max 10m Temp Rise	0.7 °C	11:41	0.8 °C	0.9 °C, 2024	0.3 °C, 2018
Max 1hr Temp Rise	2.3 °C	12:27	2.9 °C	3.5 °C, 2024	1.3 °C, 2014
Max 1hr Hum Rise	17%	15:25	12%	17%, 2026	4%, 2016
Max 10m Temp Fall	1.6 °C	15:17	0.8 °C	1.6 °C, 2026	0.4 °C, 2014
Max 1hr Temp Fall	2.1 °C	15:20	2.4 °C	2.6 °C, 2013	1.1 °C, 2016
Max 1hr Hum Fall	15%	12:02	12%	17%, 2017	6%, 2016
Max 10m Wind Speed	12.2 mph	17:52	9.1 mph	13.8 mph, 2016	4.2 mph, 2013
Minimum Feels-like	18.3 °C	05:42	17.1 °C	21.5 °C, 2019	11.5 °C, 2010
Maximum Feels-like	27.6 °C	15:10	29.9 °C	34.4 °C, 2024	19.7 °C, 2010
Mean Feels-like	23.0 °C		23.8 °C	25.1 °C, 2017	15.8 °C, 2010
Air-frost Hrs	0 hrs		0 hrs	0 hrs, 2009	0 hrs, 2009
Minimum PM2.5	1.1 µg/m³	03:07	2.9 µg/m³	1.1 µg/m³, 2026	0.0 µg/m³, 2009
Maximum PM2.5	11.1 µg/m³	21:10	14.1 µg/m³	11.1 µg/m³, 2026	11.1 µg/m³, 2026
Mean PM2.5	3.7 µg/m³		6.5 µg/m³	3.7 µg/m³, 2026	3.7 µg/m³, 2026
Measure	Value (anomaly)		Month cumul.	Record High	Record Low
Temperature Range	8.8 °C (+0.4)		11.9 °C	14.6 °C, 2024	3.3 °C, 2016
Humidity Range	41%		41%	54%, 2013	13%, 2016
Pressure Range	3 hPa		5 hPa	10 hPa, 2015	2 hPa, 2021

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 28th 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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