Daily Report for 6th April 2014

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Measure Value (anomaly) Time Month cumul. Record High Record Low
Minimum Temperature 12.9 °C (+7.4) 07:44 9.8 °C (+4.3) 14.1 °C (+8.6), 2024 -2.3 °C (-7.8), 2012
Maximum Temperature 15.1 °C (+1.6) 16:53 17.1 °C (+3.8) 22.4 °C (+8.9), 2011 6.6 °C (-6.9), 2021
Mean Temperature 13.7 °C (+4.5) 13.3 °C (+4.0) 16.8 °C, 2011 3.0 °C, 2021
Minimum Humidity 80% 16:54 57% 80%, 2014 31%, 2011
Maximum Humidity 96% 09:22 89% 96%, 2014 79%, 2017
Mean Humidity 91% 76% 91%, 2014 60%, 2010
Minimum Pressure 1011 hPa 11:00 1005 hPa 1029 hPa, 2015 990 hPa, 2022
Maximum Pressure 1013 hPa 11:59 1010 hPa 1036 hPa, 2015 1006 hPa, 2022
Mean Pressure 1012 hPa 1007 hPa 1031 hPa, 2015 998 hPa, 2022
Mean Wind Speed 7.8 mph (+2.9) 4.3 mph (-0.6) 11.4 mph, 2022 2.1 mph, 2017
Maximum Wind Speed 16.8 mph 14:37 11.8 mph 25.2 mph, 2024 8.1 mph, 2017
Maximum Gust 25.6 mph 18:54 16.2 mph 38.0 mph, 2024 10.5 mph, 2017
Mean Wind Direction SSW
Rainfall 3.3 mm 5.1 mm (61%) 6.7 mm, 2022
Maximum Hourly Rain 1.5 mm 03:03 2.4 mm, 2022
Maximum 10-min Rain 0.8 mm 02:50 2.1 mm, 2022
Maximum Rain Rate 2.2 mm/h 08:19 42 mm/h, 2022
Minimum Dew Point 11.5 °C 00:08 6.8 °C 11.5 °C, 2014 -7.6 °C, 2021
Maximum Dew Point 13.1 °C 11:52 11.3 °C 13.1 °C, 2014 -1.6 °C, 2021
Mean Dew Point 12.2 °C 8.9 °C 12.2 °C, 2014 -4.0 °C, 2021
Measure Value Time Month cumul. Record High Record Low
Night Minimum (21-09) 12.9 °C 07:32 9.8 °C 13.7 °C, 2024 -2.3 °C, 2012
Day Maximum (09-21) 15.1 °C 16:53 17.1 °C 22.4 °C, 2011 6.6 °C, 2021
Max 10m Temp Rise 0.2 °C 11:54 0.5 °C 1.0 °C, 2012 0.2 °C, 2014
Max 1hr Temp Rise 0.7 °C 12:00 2.1 °C 4.5 °C, 2012 0.7 °C, 2014
Max 1hr Hum Rise 8% 18:20 7% 18%, 2021 4%, 2010
Max 10m Temp Fall 0.3 °C 17:15 0.3 °C 2.2 °C, 2022 0.2 °C, 2010
Max 1hr Temp Fall 1.0 °C 17:56 1.2 °C 3.1 °C, 2022 0.9 °C, 2010
Max 1hr Hum Fall 5% 12:08 10% 28%, 2016 5%, 2014
Max 10m Wind Speed 12.0 mph 13:21 8.6 mph 19.5 mph, 2024 5.8 mph, 2017
Minimum Feels-like 15.2 °C 03:02 10.0 °C 15.2 °C, 2014 -4.7 °C, 2021
Maximum Feels-like 17.5 °C 13:36 18.1 °C 23.6 °C, 2011 4.6 °C, 2021
Mean Feels-like 16.0 °C 14.2 °C 18.4 °C, 2024 -0.7 °C, 2021
Air-frost Hrs 0 hrs 0 hrs 5 hrs, 2012 0 hrs, 2009
Measure Value (anomaly) Month cumul. Record High Record Low
Temperature Range 2.2 °C (-5.8) 7.3 °C (-0.5) 15.0 °C (+7.0), 2012 2.2 °C (-5.8), 2014
Humidity Range 16% 33% 60%, 2011 14%, 2019
Pressure Range 2 hPa 4 hPa 17 hPa, 2020 2 hPa, 2019
Measure Value [% of max] Month cumul. Record High Record Low
Sun Hours 0 [0%]16 hrs (53%) [23%] 12 [101%], 2017 0 [0%], 2014
Wet Hours 5
[Mean rain rate: 0.7 mm/h]
6 hrs (65%) [4.2%] 5, 2014 0, 2009
Cloud Cover Overcast
Events None
Comments Periods of Slight-Light Rain/Showers
Extra Comments
Issues None known
Observer Absent? No
Pond Temperature (Heath) 0.0 °C
Notes
Detailed daily weather report for Hampstead nw3 in London on 6th April 2014.
Times of extremes are computed using the midpoint of the longest continuous period at that extreme value.
Cumulative anomalies are reported according to the expected value for the month-to-date rather than month-end.
Sun hrs are derived based on analysis of webcam observations, but may use data from our closest site, Heathrow, when needed.
Wet hrs are dervied algorithmically from rainfall data, though may be adjusted manually.
Rainfall totals may be manually adjusted after the fact to correct delayed or erroneous data.
Cloud cover and Events are manually reported, often with multi-week delays.
Data is generally reliable and accurate but should always be viewed with some quantity of salt to hand.
View monthly summary

Daily Graph of Conditions

day graph

Webcam Summary of Cloud Conditions

daycamsumLarge resolution version

Wind rose