July 2020

A thundery sky looming on a warm and humid July day at a beach near Kingston

A pleasant month. Mostly benign and generally settled except for a few days during the last week. Warm by day throughout but plenty of cool nights that dragged the mean temperature down somewhat. Overall drier and slightly sunnier than normal with a normal mean temperature. Highest recorded dew point on the 31st with 22.0C. Driest July since 2016 (5.9 mm); sunniest since 2019 (286.8 hours) and the coolest since July 2015 (16.7C).

Summary for July 2020
Mean Max: 22.5C (+1.6C)
Mean Min: 11.9C (-1.2C)
Mean: 17.2C (+0.2C)
High Max: 27.9C 31st
Low Max: 19.4C 3rd 
High Min: 17.4C 31st
Low Min: 6.2C 11th
Mean Grass Min: 9.5C  
Grass Min: 3.9C 11th
Days  >20C 29 Days  
Days >15C 31 Days  
Nights  >10C 20 Days  
Nights  >5C 31 Days  
Rain Total (gauge): 24.3 mm (49%)
Rain Total (tipping bucket): 23.8 mm (48%)
Rain Days >0.2 mm: 8 Days  
Rain Days >1.0 mm: 5 Days  
Max 24 hrs: 8.6 mm 25th
Days without any rain: 23  
Air Frost: 0 Days  
Grass Frost: 0 Days  
Snow Falling: 0 Days  
Snow (50%) @ 9am: 0 Days  
Ice Days: 0 Days  
Thunder Heard: 2 Days  
Hail <5 mm: 0 Days  
Hail >5 mm: 0 Days  
Fog @ 9am: 0 Days  
Total Monthly Sunshine: 242.5 Hours (111%)
Most Sunshine in a Day: 15.3 Hours 12th
Average Daily Sunshine: 7.8 Hours  
Sunless Days: 0 Days  
Cloudless Days: 4 Days  
Total Possible Sunshine: 494.4 Hours  
Percentage of Total Sun: 49%  
Average Sunny Interval: 20.6 mins
Maximum UV Index: 10.0 7th
Mean Soil Temp @ 10 cm: 18.0C  
Min Soil Temp @ 10 cm: 17.2C 11th
Max Soil Temp @ 10 cm: 18.8C 19th
Mean Soil Temp @ 30 cm: 17.7C  
Min Soil Temp @ 30 cm: 17.2C 4th
Max Soil Temp @ 30 cm: 18.3C 19th
Mean Soil Temp @ 100 cm: 16.1C  
Min Soil Temp @ 100 cm: 16.1C 26th
Max Soil Temp @ 100 cm: 16.2C 28th
Ave 10 Min Wind >39 mph: 0.00 Days  
N: 5.17 Days 17%
NE: 1.52 Days 5%
E: 0.42 Days 1%
SE: 0.51 Days 2%
S: 4.11 Days 13%
SW: 5.54 Days 18%
W: 2.45 Days 8%
NW: 5.93 Days 19%
Calm: 5.35 Days 17%
Wind Chill Low: 5.6C 21st
Mean Wind: 3.7 mph  
Max Gust: 33 mph 27th
Mean Cloud Cover: 38%  
Mean RH @ 9am: 86%  
Rain >0.1mm/hour: 6.3 Hours  
Frost Duration: 0.0 Hours  
Air Frost in a Day: 0.0 Hours 1st
Mean Sea Temperature: 16.2C (-1.2C)
Normal for Month: 17.4C  
Max Sea Temperature: 18.7C 31st
Min Sea Temperature: 14.5C 4th
Mean Pressure @ 9am: 1017.3 hPa  
Mean Pressure: 1017.0 hPa  
Max Pressure: 1028.4 hPa 12th
Min Pressure: 1002.6 hPa 27th
Max Change in 24 hours: 10.9 hPa 30th
Radiation Daily Mean: 19.45 MJ/m  
Max Daily Value: 29.60 MJ/m 20th
Min Daily Value: 8.62 MJ/m 25th
Number of Days with Data: 31 Days  
1-Hour Maximum: 908 W/m 16th
Starting Time of the Hour:   13:00
Max Dewpoint: 22.0C 31st
Min Dewpoint: 5.4C 11th
Mean Dewpoint: 13.6C  
Max Humidity: 99% 3rd 
Min Humidity: 43% 20th
Mean Humidity: 80%  
 
Weather Data for Otter Valley, Devon. July 2020
  Temp oC Grass Hum (%) Soil oC (cm) Soil DP (oC) Wind (mph) Rain Air (hPa) W/m UV Sun Frost Sea Observations
  Min Max Min Min Max 10 30 100 (cb) Min Max Max Ave Run mm Min Max Max Max Hours Hours Temp
1 13.9 19.7 11.1 67 95 17.9 17.6 16.1 5.9 12.0 17.0 18 3.9 93 0.9 1004 1008 961 5.4 6.4 0.0 15.0 Sunny intervals all day
2 10.2 21.2 7.8 64 97 17.7 17.4 16.1 3.5 9.2 15.4 18 2.8 67 0.0 1008 1016 1007 9.4 5.3 0.0 15.1 Sunny intervals all day
3 7.7 19.4 5.6 69 99 17.3 17.4 16.1 1.0 7.0 14.4 28 5.5 133 3.9 1014 1018 896 8.4 4.1 0.0 14.8 Light rain all day
4 15.6 21.7 14.4 82 97 17.6 17.2 16.1 5.3 14.4 18.8 24 6.8 163 0.0 1011 1014 953 8.6 1.7 0.0 14.9 Sunny intervals all day
5 15.9 20.4 12.2 55 96 18.0 17.5 16.1 7.4 9.7 16.0 27 7.1 169 0.0 1010 1017 1006 9.7 7.9 0.0 15.0 Sunny intervals all day
6 12.9 20.4 9.4 61 90 17.5 17.4 16.1 7.8 9.8 13.6 22 5.1 123 0.0 1017 1024 1006 9.2 8.8 0.0 15.2 Sunny intervals all day
7 8.2 22.6 6.1 56 98 17.4 17.2 16.1 5.1 7.5 15.6 17 2.8 68 0.0 1018 1025 983 10.0 8.5 0.0 15.5 Sunny intervals all day
8 15.9 23.8 15.0 73 94 18.2 17.5 16.1 6.8 14.1 19.0 19 3.1 74 0.0 1015 1018 853 9.3 3.8 0.0 15.8 Sunny intervals all day
9 15.1 21.1 13.9 78 96 18.4 17.8 16.1 9.4 13.8 18.1 18 4.6 111 0.0 1012 1015 466 4.0 1.2 0.0 15.5 Brief sunny intervals all day
10 10.1 20.4 6.7 53 98 17.8 17.7 16.1 0.0 9.2 13.8 20 4.4 105 0.0 1013 1023 1116 8.7 10.2 0.0 15.4 Sunny intervals all day
11 6.2 23.1 3.9 58 98 17.2 17.4 16.1 0.0 5.4 15.4 18 2.8 67 0.0 1023 1028 1041 7.9 12.6 0.0 15.6 Sunny intervals all day
12 7.1 23.9 5.6 48 98 17.6 17.3 16.1 8.6 6.4 15.9 14 2.6 63 0.0 1027 1028 884 8.2 15.3 0.0 16.2 Sunny all day
13 8.9 23.6 6.7 53 97 17.7 17.5 16.1 10.4 8.1 17.2 22 2.5 61 1.9 1020 1027 872 8.1 7.1 0.0 16.4 Sunny intervals all day
14 15.8 21.6 13.3 61 97 18.3 17.8 16.1 13.3 11.8 17.2 20 3.9 93 0.0 1017 1020 911 8.4 6.2 0.0 16.1 Sunny intervals all day
15 14.0 21.0 12.8 71 95 18.0 17.8 16.1 16.0 12.0 16.1 17 3.5 85 0.0 1016 1019 751 6.8 4.0 0.0 16.1 Sunny intervals all day
16 13.3 24.9 10.0 63 98 18.2 17.8 16.1 17.7 12.3 17.9 16 2.8 66 0.0 1019 1022 1048 9.3 9.8 0.0 16.7 Sunny intervals all day
17 15.0 24.4 11.1 60 96 18.7 18.1 16.1 18.0 13.4 19.0 15 2.8 68 0.0 1021 1023 997 9.7 9.1 0.0 17.3 Sunny intervals all day
18 9.5 24.2 7.2 65 98 18.6 18.1 16.1 19.5 8.6 18.3 22 2.4 57 0.0 1017 1022 1055 9.0 6.0 0.0 17.1 Sunny intervals all day
19 14.9 22.5 10.6 56 97 18.8 18.3 16.1 17.9 11.6 15.9 16 2.4 58 2.6 1016 1020 843 8.2 6.1 0.0 17.3 Cloudy am, sunny pm
20 7.6 23.8 5.6 43 96 18.0 18.0 16.1 17.3 6.3 11.9 16 3.4 82 0.0 1020 1025 828 7.8 15.0 0.0 16.7 Sunny all day
21 7.2 24.1 5.6 46 96 17.6 17.8 16.1 20.7 6.0 14.3 13 2.4 57 0.0 1025 1026 1035 8.6 11.5 0.0 16.8 Sunny intervals all day
22 7.2 23.8 5.6 55 97 17.5 17.5 16.1 20.1 6.2 15.8 18 2.1 51 0.0 1021 1026 862 8.2 15.0 0.0 17.0 Sunny all day
23 10.6 21.9 8.3 63 98 17.8 17.5 16.1 16.2 9.6 18.0 16 2.1 51 0.9 1014 1021 882 7.1 4.7 0.0 17.2 Sunny ints, light shower pm
24 16.5 24.5 15.0 68 98 18.5 17.8 16.1 13.3 15.7 19.6 19 3.2 77 0.9 1011 1014 1167 9.2 4.2 0.0 17.1 Sunny intervals all day
25 17.1 21.0 13.9 87 97 18.5 18.3 16.1 17.0 14.6 19.7 21 3.9 93 8.6 1005 1011 817 6.1 2.6 0.0 17.0 Cloudy am, sunny ints pm
26 12.1 21.1 10.0 74 98 18.2 18.1 16.1 4.7 11.4 17.2 27 4.2 101 0.0 1007 1013 846 8.7 4.5 0.0 16.7 Sunny intervals all day
27 15.6 22.8 11.7 82 98 18.2 17.8 16.1 6.2 12.5 20.7 33 7.6 181 4.1 1003 1013 1204 9.2 3.3 0.0 16.4 Light rain am, sunny ints pm
28 11.0 20.9 8.9 60 98 18.1 18.0 16.2 7.4 9.7 14.7 20 3.0 73 0.0 1010 1020 1206 8.9 9.2 0.0 16.4 Sunny intervals all day
29 6.9 22.3 6.1 64 98 17.4 17.5 16.2 6.8 6.1 16.3 21 2.7 68 0.0 1019 1021 829 8.7 13.4 0.0 16.6 Sunny intervals all day
30 9.6 23.3 8.9 62 99 17.8 17.5 16.1 7.9 8.8 19.8 15 1.4 52 0.0 1009 1020 780 8.1 14.7 0.0 17.3 Sunny all day
31 17.4 27.9 12.2 63 90 18.4 17.8 16.1 8.6 17.3 22.0 21 5.8 61 0.0 1009 1012 942 8.1 10.1 0.0 17.6 Sunny intervals all day
11.9 22.5 9.5 63 97 18.0 17.7 16.1 10.3 10.3 16.9 20 3.7 2670 23.8 1014 1020 937 8.3 242.5 0.0 16.2  
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