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Last Full Update: 02 Sep 2026, 00:10 BSTUpdated: 02 Sep 26 00:10
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Daily Report for 1st September 2026

Bad date specified. Defaulted to most recent report available.

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MeasureValue (anomaly)TimeMonth cumul.Record HighRecord Low
Minimum Temperature12.3 °C (-0.6)06:0012.3 °C (-0.6)16.4 °C (+3.5), 20246.3 °C (-6.6), 2020
Maximum Temperature22.8 °C (+1.5)14:5522.8 °C (+1.5)27.4 °C (+6.1), 202417.8 °C (-3.5), 2015
Mean Temperature17.9 °C (+0.5)17.9 °C (+0.5)21.1 °C, 202413.8 °C, 2020
Minimum Humidity46%14:5946%76%, 201440%, 2013
Maximum Humidity84%06:1984%96%, 202073%, 2013
Mean Humidity64%64%89%, 202358%, 2013
Minimum Pressure1020 hPa00:021020 hPa1030 hPa, 20211003 hPa, 2009
Maximum Pressure1023 hPa10:351023 hPa1033 hPa, 20211007 hPa, 2025
Mean Pressure1021 hPa1021 hPa1032 hPa, 20211005 hPa, 2025
Mean Wind Speed4.3 mph (+0.4)4.3 mph (+0.4)6.3 mph, 20090.3 mph, 2020
Maximum Wind Speed13.5 mph14:3213.5 mph18.8 mph, 20255.2 mph, 2020
Maximum Gust18.4 mph13:5518.4 mph35.6 mph, 20098.1 mph, 2020
Mean Wind Directionn/aWNWNW, 2015N, 2017
Rainfall0.0 mm0.0 mm (0%)5.8 mm, 20250.0 mm, 2010
Maximum Hourly Rainn/a0.0 mm4.5 mm, 20151.7 mm, 2023
Maximum 10-min Rainn/a0.0 mm3.1 mm, 20151.4 mm, 2025
Maximum Rain Raten/a0 mm/h48 mm/h, 201524 mm/h, 2025
Minimum Dew Point9.3 °C04:109.3 °C14.8 °C, 20243.4 °C, 2013
Maximum Dew Point12.5 °C20:5612.5 °C21.1 °C, 20249.8 °C, 2013
Mean Dew Point10.7 °C10.7 °C17.9 °C, 20247.0 °C, 2013
MeasureValueTimeMonth cumul.Record HighRecord Low
Night Minimum (21-09)12.3 °C05:0912.3 °C16.4 °C, 20246.3 °C, 2020
Day Maximum (09-21)22.8 °C14:5622.8 °C27.4 °C, 202417.8 °C, 2015
Max 10m Temp Rise0.7 °C09:380.7 °C1.0 °C, 20100.4 °C, 2014
Max 1hr Temp Rise2.7 °C09:482.7 °C4.5 °C, 20101.1 °C, 2015
Max 1hr Hum Rise10%20:2910%21%, 20254%, 2014
Max 10m Temp Fall0.6 °C13:100.6 °C1.0 °C, 20250.2 °C, 2022
Max 1hr Temp Fall1.5 °C04:101.5 °C4.0 °C, 20250.9 °C, 2021
Max 1hr Hum Fall14%10:1314%19%, 20203%, 2014
Max 10m Wind Speed9.1 mph14:329.1 mph12.6 mph, 20252.9 mph, 2020
Minimum Feels-like13.3 °C04:1013.3 °C20.3 °C, 20246.3 °C, 2020
Maximum Feels-like24.7 °C14:0924.7 °C35.8 °C, 202420.5 °C, 2015
Mean Feels-like19.5 °C19.5 °C27.1 °C, 202414.5 °C, 2020
Air-frost Hrs0 hrs0 hrs0 hrs, 20090 hrs, 2009
Minimum PM2.51.0 µg/m300:501.0 µg/m31.0 µg/m3, 20260.0 µg/m3, 2009
Maximum PM2.514.2 µg/m320:0014.2 µg/m314.2 µg/m3, 202614.2 µg/m3, 2026
Mean PM2.53.6 µg/m33.6 µg/m33.6 µg/m3, 20263.6 µg/m3, 2026
MeasureValue (anomaly)Month cumul.Record HighRecord Low
Temperature Range10.5 °C (+2.1)10.5 °C13.6 °C, 20204.3 °C, 2021
Humidity Range38%38%51%, 201816%, 2021
Pressure Range2 hPa2 hPa8 hPa, 20242 hPa, 2014
ObservationDetail
Sun Hoursn/a
Wet Hoursn/a
Cloud Covernot available
EventsNone
CommentsNone known
Observer Absent?No
Pond Temperaturen/a
Notes
Detailed daily weather report for Hampstead, NW3, London on 1st September 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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