August 2019

The Otter Valley hills looking more like Tuscany than lush, green Devon. Parched by weeks of dry, sunny weather from the middle of June through until the second week of August.

Wetter, a little warmer than normal and with around average sunshine. Warmest August since 2018 (17.5C); wettest since 2017 (88.2 mm); sunniest since 2016 (241.6 hours).

Summary for August 2019
Mean Max: 22.7C (+2.0C)
Mean Min: 12.1C (-0.8C)
Mean: 17.4C (+0.6C)
High Max: 28.5C 25th
Low Max: 18.1C 16th
High Min: 17.3C 9th
Low Min: 6.5C 29th
Mean Grass Min: 9.8C  
Grass Min: 5.6C 20th
Days  >25C 6 Days  
Days >20C 29 Days  
Nights  >15C 6 Days  
Nights  >10C 23 Days  
Rain Total (gauge): 67.2 mm (118%)
Rain Total (tipping bucket): 60.8 mm (107%)
Rain Days >0.2 mm: 13 Days  
Rain Days >1.0 mm: 10 Days  
Max 24 hrs: 15.4 mm 9th
Days without any rain: 18  
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: 209.8 Hours (108%)
Most Sunshine in a Day: 13.8 Hours 2nd 
Average Daily Sunshine: 6.8 Hours  
Sunless Days: 1 Day  
Cloudless Days: 3 Days  
Total Possible Sunshine: 449.2 Hours  
Percentage of Total Sun: 47%  
Average Sunny Interval: 17.8 mins
Maximum UV Index: 7.3 4th
Mean Soil Temp @ 10 cm: 18.2C  
Min Soil Temp @ 10 cm: 16.8C 21st
Max Soil Temp @ 10 cm: 19.4C 4th
Mean Soil Temp @ 30 cm: 18.0C  
Min Soil Temp @ 30 cm: 17.0C 21st
Max Soil Temp @ 30 cm: 18.9C 3rd 
Mean Soil Temp @ 100 cm: 16.9C  
Min Soil Temp @ 100 cm: 16.7C 15th
Max Soil Temp @ 100 cm: 17.2C 1st
Ave 10 Min Wind >39 mph: 0.00 Days  
N: 2.73 Days 9%
NE: 0.51 Days 2%
E: 0.90 Days 3%
SE: 1.05 Days 3%
S: 6.18 Days 20%
SW: 6.65 Days 21%
W: 2.30 Days 7%
NW: 3.63 Days 12%
Calm: 7.07 Days 23%
Wind Chill Low: 6.3C 29th
Mean Wind: 3.8 mph  
Max Gust: 41 mph 10th
Mean Cloud Cover: 40%  
Mean RH @ 9am: 92%  
Rain >0.1mm/hour: 17.8 Hours  
Frost Duration: 0.0 Hours  
Air Frost in a Day: 0.0 Hours 1st
Mean Sea Temperature: 17.9C (-0.1C)
Normal for Month: 18.0C  
Max Sea Temperature: 19.8C 30th
Min Sea Temperature: 16.5C 20th
Mean Pressure @ 9am: 1013.9 hPa  
Mean Pressure: 1013.6 hPa  
Max Pressure: 1027.1 hPa 21st
Min Pressure: 994.0 hPa 10th
Max Change in 24 hours: 16.4 hPa 10th
Radiation Daily Mean: 14.50 MJ/m  
Max Daily Value: 23.86 MJ/m 2nd 
Min Daily Value: 2.74 MJ/m 16th
Number of Days with Data: 31 Days  
1-Hour Maximum: 813 W/m 1st
Starting Time of the Hour:   13:00
Max Dewpoint: 21.3C 26th
Min Dewpoint: 5.6C 29th
Mean Dewpoint: 13.9C  
Max Humidity: 97% 1st
Min Humidity: 48% 12th
Mean Humidity: 80%  
 
Weather Data for Otter Valley, Devon.  August 2019
  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 9.2 25.9 7.2 60 97 18.8 18.6 17.2 59.4 8.1 18.6 13 1.8 43 0.0 1016 1018 1018 6.3 8.9 0.0 18.6 Sunny intervals all day
2 11.9 25.3 10.0 59 96 19.2 18.6 17.2 59.8 10.9 18.2 16 2.1 52 0.0 1017 1019 783 6.3 13.8 0.0 18.7 Sunny all day
3 12.6 22.7 10.6 75 96 19.3 18.9 17.2 61.2 11.4 18.6 15 1.5 35 0.0 1015 1019 905 6.7 5.6 0.0 18.6 Sunny intervals all day
4 15.8 22.1 13.3 68 94 19.4 18.9 17.2 62.7 14.3 18.9 21 2.6 63 0.0 1011 1015 816 7.3 2.5 0.0 18.5 Sunny intervals all day
5 16.3 24.3 13.9 56 95 19.3 18.9 17.2 63.2 13.6 16.6 22 5.2 126 0.0 1008 1011 1130 7.1 7.2 0.0 18.5 Sunny intervals all day
6 15.4 21.5 11.7 72 92 19.2 18.9 17.2 63.6 13.7 18.6 28 6.1 147 0.0 1005 1010 775 5.1 4.3 0.0 18.0 Sunny intervals all day
7 12.6 22.9 9.4 57 95 18.7 18.6 17.2 65.0 11.1 16.2 20 2.5 61 0.0 1005 1009 877 5.7 6.6 0.0 18.0 Sunny intervals all day
8 9.8 19.1 7.8 76 96 18.2 18.3 17.2 66.6 8.5 17.7 14 1.3 30 7.4 1004 1010 441 4.2 0.2 0.0 18.0 Brief sunny ints, rain evening
9 17.3 20.2 15.6 86 96 18.7 18.3 17.2 6.2 15.7 18.1 36 9.1 217 15.4 995 1004 446 5.0 0.6 0.0 18.0 Brief sunny ints, rain evening
10 16.3 22.2 13.3 69 95 18.7 18.3 17.2 6.6 13.4 17.3 41 13.8 331 4.0 994 1010 909 5.9 6.8 0.0 17.5 Sunny ints & showers
11 11.2 22.2 8.9 63 95 18.4 18.3 17.2 10.5 9.8 16.2 27 4.8 116 4.0 1010 1013 865 5.4 5.5 0.0 17.3 Sunny ints am, thunder pm
12 11.1 21.2 8.9 48 96 18.1 18.0 17.2 12.6 8.8 14.4 19 2.4 58 0.0 1013 1018 940 5.4 8.4 0.0 17.5 Sunny intervals all day
13 8.4 20.9 6.7 69 96 17.6 17.9 17.2 13.3 7.1 16.1 16 1.4 34 2.6 1017 1019 839 5.8 3.1 0.0 17.5 Sunny intervals all day
14 13.4 21.3 11.7 82 96 17.9 17.8 16.7 12.9 12.2 18.8 30 5.9 142 4.4 1008 1018 496 3.7 0.9 0.0 17.4 Rain am, brief sunny ints pm
15 16.0 21.9 12.8 60 90 18.1 17.8 16.7 8.5 13.2 15.6 19 4.1 98 1.0 1009 1017 925 6.0 6.1 0.0 17.5 Sunny intervals all day
16 14.9 18.1 12.8 82 96 18.0 17.8 16.7 7.1 13.2 16.9 39 8.1 194 14.0 1003 1018 106 1.4 0.0 0.0 17.3 Rain all day
17 11.0 23.3 8.3 62 97 17.7 17.6 16.7 5.1 10.0 16.9 23 4.0 96 0.8 1003 1006 804 6.0 6.4 0.0 17.1 Sunny intervals all day
18 13.9 22.4 11.1 54 94 18.0 17.8 16.7 3.9 11.6 14.7 23 3.7 89 1.2 1002 1009 940 5.7 7.8 0.0 17.1 Sunny intervals all day
19 10.2 22.2 7.2 53 96 17.6 17.5 16.7 4.0 9.0 13.8 21 3.7 88 0.0 1009 1018 904 5.5 8.6 0.0 16.8 Sunny intervals all day
20 7.6 21.8 5.6 51 96 17.0 17.4 16.7 4.0 6.5 12.9 13 1.7 41 0.0 1019 1026 911 5.5 9.1 0.0 16.9 Sunny intervals all day
21 7.6 21.4 5.6 70 97 16.8 17.0 16.7 4.0 6.6 16.6 22 3.0 73 0.0 1024 1027 809 5.6 10.2 0.0 17.1 Sunny intervals all day
22 8.6 23.6 6.1 66 96 17.0 17.0 16.7 4.6 7.5 17.4 22 2.8 66 0.0 1024 1025 882 5.8 7.7 0.0 17.2 Sunny intervals all day
23 11.2 23.2 8.9 64 96 17.7 17.2 16.7 5.0 10.0 17.7 11 0.8 19 0.0 1021 1025 820 5.5 12.8 0.0 17.7 Sunny intervals all day
24 8.8 25.7 7.2 55 96 17.6 17.4 16.7 6.0 7.7 17.9 17 2.1 50 0.0 1014 1021 704 5.2 13.1 0.0 18.0 Sunny all day
25 13.9 28.5 11.7 57 95 18.2 17.6 16.7 6.5 12.5 20.1 14 2.0 48 0.0 1015 1018 695 5.3 13.2 0.0 18.5 Sunny all day
26 13.3 26.9 11.1 68 96 18.6 18.0 16.7 7.3 12.0 21.3 18 2.1 51 0.0 1016 1019 760 5.3 9.1 0.0 18.9 Fog early then sunny
27 14.1 25.4 12.2 69 96 18.9 18.3 16.7 8.3 12.8 20.3 11 1.5 36 3.2 1013 1017 746 5.4 3.4 0.0 18.8 Sunny intervals all day
28 12.5 20.0 10.6 80 96 18.7 18.3 16.7 9.0 11.3 17.7 24 3.9 93 2.0 1012 1015 715 5.4 2.2 0.0 18.7 Light rain am, sunny ints pm
29 6.5 22.5 5.6 63 97 17.3 17.8 16.7 9.9 5.6 16.9 22 3.6 89 0.0 1015 1021 890 5.5 9.8 0.0 18.1 Sunny intervals all day
30 11.9 23.2 9.4 68 96 17.6 17.5 16.7 11.2 9.7 18.0 24 3.6 130 0.0 1010 1022 765 5.6 9.4 0.0 18.1 Sunny intervals all day
31 10.9 20.7 8.3 57 90 17.4 17.5 16.7 12.2 10.2 16.0 26 6.2 65 0.8 1010 1015 788 5.0 6.3 0.0 17.8 Sunny intervals all day
12.1 22.7 9.8 65 95 18.2 18.0 16.9 21.9 10.6 17.3 22 3.8 2782 60.0 1011 1016 787 5.5 209.8 0.0 17.9  
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