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Daily Report for 5th August 2013

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MeasureValue (anomaly)TimeMonth cumul.Record HighRecord Low
Minimum Temperature15.7 °C (+1.2)23:5516.1 °C (+1.5)17.3 °C (+2.8), 202611.7 °C (-2.8), 2010
Maximum Temperature23.3 °C (+0.1)15:0525.7 °C (+2.4)28.2 °C (+5.0), 201818.1 °C (-5.1), 2023
Mean Temperature19.0 °C (+0.6)20.8 °C (+2.0)22.4 °C, 201814.5 °C, 2023
Minimum Humidity51%15:1043%82%, 202334%, 2020
Maximum Humidity92%23:3289%95%, 201870%, 2022
Mean Humidity71%65%89%, 202353%, 2022
Minimum Pressure1008 hPa17:161009 hPa1020 hPa, 2018998 hPa, 2021
Maximum Pressure1017 hPa01:101016 hPa1028 hPa, 20221009 hPa, 2012
Mean Pressure1011 hPa1012 hPa1024 hPa, 20181006 hPa, 2021
Mean Wind Speed4.5 mph (+0.5)5.7 mph (+1.7)8.3 mph, 20202.1 mph, 2017
Maximum Wind Speed13.2 mph11:3114.4 mph19.9 mph, 20268.7 mph, 2009
Maximum Gust18.1 mph13:5121.0 mph31.1 mph, 202612.5 mph, 2009
Mean Wind Directionn/aSSWNNW, 2022ESE, 2018
Rainfall10.3 mm14.0 mm (161%)15.8 mm, 20120.0 mm, 2009
Maximum Hourly Rain7.6 mm17:462.3 mm14.1 mm, 20120.5 mm, 2015
Maximum 10-min Rain3.4 mm17:231.4 mm8.3 mm, 20120.2 mm, 2015
Maximum Rain Rate60 mm/h17:1928 mm/h100 mm/h, 20120.8 mm/h, 2015
Minimum Dew Point10.9 °C13:0610.6 °C14.2 °C, 20096.0 °C, 2010
Maximum Dew Point15.9 °C19:3816.1 °C19.1 °C, 20249.8 °C, 2022
Mean Dew Point13.5 °C13.4 °C16.2 °C, 20098.3 °C, 2010
MeasureValueTimeMonth cumul.Record HighRecord Low
Night Minimum (21-09)17.5 °C04:3916.4 °C18.5 °C, 202611.7 °C, 2010
Day Maximum (09-21)23.3 °C15:0525.7 °C28.2 °C, 201818.1 °C, 2023
Max 10m Temp Rise0.7 °C10:580.7 °C1.5 °C, 20160.4 °C, 2023
Max 1hr Temp Rise1.7 °C14:482.2 °C3.5 °C, 20181.1 °C, 2023
Max 1hr Hum Rise18%16:3910%18%, 20134%, 2024
Max 10m Temp Fall0.7 °C16:100.5 °C1.4 °C, 20170.4 °C, 2009
Max 1hr Temp Fall2.3 °C16:251.6 °C3.5 °C, 20121.3 °C, 2014
Max 1hr Hum Fall8%11:5011%18%, 20186%, 2023
Max 10m Wind Speed9.9 mph15:1810.5 mph14.5 mph, 20266.7 mph, 2009
Minimum Feels-like19.3 °C23:5219.1 °C19.9 °C, 201912.6 °C, 2010
Maximum Feels-like26.1 °C14:5228.6 °C33.3 °C, 200921.4 °C, 2010
Mean Feels-like22.1 °C23.8 °C26.2 °C, 200917.1 °C, 2010
Air-frost Hrs0 hrs0 hrs0 hrs, 20090 hrs, 2009
Minimum PM2.5n/a0.0 µg/m30.8 µg/m3, 20260.0 µg/m3, 2009
Maximum PM2.5n/a0.0 µg/m36.7 µg/m3, 20266.7 µg/m3, 2026
Mean PM2.5n/a0.0 µg/m33.0 µg/m3, 20263.0 µg/m3, 2026
MeasureValue (anomaly)Month cumul.Record HighRecord Low
Temperature Range7.6 °C (-1.1)9.6 °C12.7 °C, 20185.7 °C, 2023
Humidity Range41%46%54%, 201813%, 2023
Pressure Range9 hPa7 hPa16 hPa, 20232 hPa, 2009
ObservationDetail
Sun Hours2 hrs [14%]
Wet Hours3 hrs
Cloud Coveram: Mostly Cloudy
pm: Partly Cloudy transitioned to Mostly Cloudy
EventsNone
Comments"16-20 H Shy Rn"
Observer Absent?No
Pond Temperature0.0 °C
Notes
Detailed daily weather report for Hampstead, NW3, London on 5th August 2013. 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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