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Last Full Update: 21 Sep 2026, 03:25 BSTUpdated: 21 Sep 26 03:25
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Daily Report for 4th March 2026

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MeasureValue (anomaly)TimeMonth cumul.Record HighRecord Low
Minimum Temperature5.7 °C (+2.2)02:447.0 °C (+3.6)7.5 °C (+4.0), 2017-1.0 °C (-4.5), 2010
Maximum Temperature10.9 °C (+1.2)14:5513.4 °C (+3.8)12.1 °C (+2.4), 20255.3 °C (-4.4), 2021
Mean Temperature7.7 °C (+1.7)9.7 °C (+3.7)9.2 °C, 20172.9 °C, 2010
Minimum Humidity83%14:3571%86%, 202236%, 2025
Maximum Humidity95%09:3590%98%, 201481%, 2015
Mean Humidity91%82%91%, 202662%, 2015
Minimum Pressure1021 hPa23:501018 hPa1031 hPa, 2011980 hPa, 2009
Maximum Pressure1030 hPa00:051025 hPa1038 hPa, 2015986 hPa, 2009
Mean Pressure1026 hPa1021 hPa1033 hPa, 2011983 hPa, 2009
Mean Wind Speed4.6 mph (-0.6)5.5 mph (+0.3)8.4 mph, 20192.3 mph, 2014
Maximum Wind Speed9.8 mph16:4913.5 mph21.8 mph, 20198.5 mph, 2025
Maximum Gust13.8 mph16:5720.1 mph30.0 mph, 201912.5 mph, 2022
Mean Wind Directionn/aSNNW, 2022NE, 2023
Rainfall0.0 mm0.0 mm (0%)16.0 mm, 20090.0 mm, 2010
Maximum Hourly Rainn/a0.0 mm6.0 mm, 20090.2 mm, 2018
Maximum 10-min Rainn/a0.0 mm1.5 mm, 20120.2 mm, 2018
Maximum Rain Raten/a0 mm/h18 mm/h, 20203.6 mm/h, 2016
Minimum Dew Point4.2 °C01:574.6 °C4.2 °C, 2026-5.1 °C, 2010
Maximum Dew Point8.3 °C14:558.7 °C8.3 °C, 20260.6 °C, 2011
Mean Dew Point6.3 °C6.7 °C6.3 °C, 2026-1.9 °C, 2010
MeasureValueTimeMonth cumul.Record HighRecord Low
Night Minimum (21-09)5.7 °C02:436.8 °C7.9 °C, 2022-1.0 °C, 2025
Day Maximum (09-21)10.9 °C14:5513.4 °C12.1 °C, 20255.2 °C, 2021
Max 10m Temp Rise0.3 °C11:480.4 °C1.1 °C, 20250.2 °C, 2021
Max 1hr Temp Rise1.2 °C12:031.6 °C4.5 °C, 20250.3 °C, 2022
Max 1hr Hum Rise4%17:065%18%, 20252%, 2022
Max 10m Temp Fall0.3 °C16:560.4 °C1.8 °C, 20190.2 °C, 2018
Max 1hr Temp Fall1.0 °C17:311.3 °C4.8 °C, 20120.7 °C, 2021
Max 1hr Hum Fall5%12:499%16%, 20253%, 2022
Max 10m Wind Speed7.6 mph15:269.6 mph16.0 mph, 20196.6 mph, 2020
Minimum Feels-like2.1 °C02:363.8 °C3.4 °C, 2017-4.5 °C, 2011
Maximum Feels-like11.4 °C14:5514.0 °C12.1 °C, 20255.3 °C, 2021
Mean Feels-like6.0 °C8.9 °C7.8 °C, 20170.5 °C, 2010
Air-frost Hrs0 hrs0 hrs5 hrs, 20250 hrs, 2009
Minimum PM2.5n/a0.0 µg/m30.0 µg/m3, 20090.0 µg/m3, 2009
Maximum PM2.5n/a0.0 µg/m3n/an/a
Mean PM2.5n/a0.0 µg/m3n/an/a
MeasureValue (anomaly)Month cumul.Record HighRecord Low
Temperature Range5.2 °C (-1.0)6.3 °C13.1 °C, 20252.1 °C, 2021
Humidity Range12%19%56%, 20255%, 2022
Pressure Range9 hPa8 hPa17 hPa, 20152 hPa, 2024
ObservationDetail
Sun Hours3.5 hrs [35%]
Wet Hours0 hrs
Cloud Coverunknown
EventsDense Fog
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Observer Absent?Yes - observations may be unreliable
Pond Temperature8.6 °C
Notes
Detailed daily weather report for Hampstead, NW3, London on 4th March 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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