|
July 2021 |
 |
|
Anyone for a spot of
snorkelling on a warm and humid July afternoon. |
|
A warm and thundery month with
a hot spell from the 15th to the 23rd. Much wetter than normal due
to several torrential downpours from thunderstorms. Very sunny
mid-month. |
|
Summary for July 2021 |
|
Mean Max: |
24.3ºC |
(+3.4ºC) |
|
Mean Min: |
13.7ºC |
(+0.6ºC) |
|
Mean: |
19.0ºC |
(+2.0ºC) |
|
High Max: |
31.4ºC |
20th |
|
Low Max: |
17.6ºC |
11th |
|
High Min: |
16.4ºC |
17th |
|
Low Min: |
10.1ºC |
5th |
|
Mean Grass Min: |
10.9ºC |
|
|
Grass Min: |
7.2ºC |
9th |
|
Days >25°C |
13 Days |
|
|
Days >20°C |
29 Days |
|
|
Nights >15°C |
8 Days |
|
|
Nights >10°C |
31 Days |
|
|
Rain Total (gauge): |
84.4 mm |
(172%) |
|
Rain Total (tipping bucket): |
78.2 mm |
(159%) |
|
Rain Days >0.2 mm: |
15 Days |
|
|
Rain Days >1.0 mm: |
14 Days |
|
|
Max 24 hrs: |
15.6 mm |
24th |
|
Days without any rain: |
16 |
|
|
Air Frost: |
0 Days |
|
|
Grass Frost: |
0 Days |
|
|
Snow Falling: |
0 Days |
|
|
Snow (50%) @ 9am: |
0 Days |
|
|
Ice Days: |
0 Days |
|
|
Thunder Heard: |
5 Days |
|
|
Hail <5 mm: |
0 Days |
|
|
Hail >5 mm: |
0 Days |
|
|
Fog @ 9am: |
0 Days |
|
|
Total Monthly Sunshine: |
267.7 Hours |
(118%) |
|
Most Sunshine in a Day: |
15.4 Hours |
18th |
|
Average Daily Sunshine: |
8.6 Hours |
|
|
Sunless Days: |
0 Days |
|
|
Cloudless Days: |
0 Days |
|
|
Total Possible Sunshine: |
494.7 Hours |
|
|
Percentage of Total Sun: |
54% |
|
|
Average Sunny Interval: |
19.7 |
mins |
|
Maximum UV Index: |
9.1 |
10th |
|
Mean Soil Temp @ 10 cm: |
19.2ºC |
|
|
Min Soil Temp @ 10 cm: |
17.7ºC |
6th |
|
Max Soil Temp @ 10 cm: |
20.9ºC |
24th |
|
Mean Soil Temp @ 30 cm: |
18.7ºC |
|
|
Min Soil Temp @ 30 cm: |
17.6ºC |
6th |
|
Max Soil Temp @ 30 cm: |
20.1ºC |
28th |
|
Mean Soil Temp @ 100 cm: |
16.4ºC |
|
|
Min Soil Temp @ 100 cm: |
15.0ºC |
1st |
|
Max Soil Temp @ 100 cm: |
18.8ºC |
30th |
|
Ave 10 Min Wind >39 mph: |
0.00 Days |
|
|
N: |
5.52 Days |
18% |
|
NE: |
2.01 Days |
6% |
|
E: |
1.22 Days |
4% |
|
SE: |
1.65 Days |
5% |
|
S: |
4.07 Days |
13% |
|
SW: |
5.06 Days |
16% |
|
W: |
1.78 Days |
6% |
|
NW: |
3.93 Days |
13% |
|
Calm: |
5.76 Days |
19% |
|
Wind Chill Low: |
9.9ºC |
5th |
|
Mean Wind: |
2.8 mph |
|
|
Max Gust: |
35 mph |
30th |
|
Mean Cloud Cover: |
40% |
|
|
Mean RH @ 9am: |
92% |
|
|
Rain >0.1mm/hour: |
23.6 Hours |
|
|
Frost Duration: |
0.0 Hours |
|
|
Air Frost in a Day: |
0.0 Hours |
1st |
|
Mean Sea Temperature: |
17.6ºC |
(+0.2ºC) |
|
Normal for Month: |
17.4ºC |
|
|
Max Sea Temperature: |
22.6ºC |
19th |
|
Min Sea Temperature: |
14.7ºC |
6th |
|
Mean Pressure @ 9am: |
1014.8 hPa |
|
|
Mean Pressure: |
1014.3 hPa |
|
|
Max Pressure: |
1028.8 hPa |
17th |
|
Min Pressure: |
991.2 hPa |
6th |
|
Max Change in 24 hours: |
14.2 hPa |
6th |
|
Radiation Daily Mean: |
21.67 MJ/m² |
|
|
Max Daily Value: |
30.47 MJ/m² |
18th |
|
Min Daily Value: |
7.98 MJ/m² |
11th |
|
Number of Days with Data: |
31 Days |
|
|
1-Hour Maximum: |
997 W/m² |
27th |
|
Starting Time of the Hour: |
|
13:00 |
|
Max Dewpoint: |
22.9ºC |
20th |
|
Min Dewpoint: |
9.6ºC |
5th |
|
Mean Dewpoint: |
15.8ºC |
|
|
Max Humidity: |
100% |
9th |
|
Min Humidity: |
47% |
20th |
|
Mean Humidity: |
82% |
|
 |
|
|
|
Weather Data for Otter Valley, Devon.
July 2021 |
|
|
Temp oC |
Grass |
Hum (%) |
Soil oC
(cm) |
Soil |
DP (oC) |
Wind (mph) |
Rain |
Air (hPa) |
W/m² |
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 |
13.7 |
25.2 |
11.1 |
64 |
98 |
18.6 |
17.7 |
15.0 |
0.0 |
12.8 |
18.8 |
16 |
3.8 |
90 |
0.0 |
1017 |
1018 |
900 |
1.6 |
12.6 |
0.0 |
15.9 |
Sunny intervals all day |
|
2 |
12.3 |
22.0 |
9.4 |
76 |
97 |
18.5 |
18.0 |
15.3 |
0.0 |
11.3 |
18.2 |
17 |
3.6 |
86 |
0.0 |
1014 |
1018 |
952 |
1.8 |
8.1 |
0.0 |
16.1 |
Sunny intervals all day |
|
3 |
14.9 |
22.4 |
13.3 |
78 |
99 |
18.6 |
18.1 |
15.6 |
0.0 |
13.9 |
19.2 |
23 |
3.4 |
83 |
3.0 |
1010 |
1014 |
1049 |
2.9 |
3.5 |
0.0 |
16.5 |
Sunny intervals all day |
|
4 |
15.7 |
20.2 |
10.0 |
79 |
99 |
18.7 |
18.3 |
15.6 |
0.0 |
14.1 |
17.4 |
18 |
3.2 |
77 |
5.5 |
1004 |
1010 |
948 |
6.2 |
2.0 |
0.0 |
15.9 |
Brief sunny ints all day |
|
5 |
10.1 |
19.1 |
7.8 |
75 |
99 |
18.2 |
18.0 |
15.6 |
0.0 |
9.6 |
15.4 |
17 |
1.9 |
45 |
9.0 |
997 |
1007 |
741 |
6.4 |
7.9 |
0.0 |
15.4 |
Sunny intervals all day |
|
6 |
11.4 |
21.3 |
8.9 |
66 |
99 |
17.7 |
17.6 |
15.8 |
0.0 |
10.7 |
16.3 |
25 |
5.5 |
132 |
6.0 |
991 |
1005 |
1176 |
8.4 |
3.5 |
0.0 |
15.2 |
Sunny intervals all day |
|
7 |
14.4 |
21.1 |
11.1 |
77 |
97 |
18.3 |
17.8 |
15.7 |
0.0 |
12.7 |
17.6 |
25 |
4.6 |
111 |
2.3 |
1006 |
1015 |
1102 |
8.4 |
4.4 |
0.0 |
15.1 |
Sunny intervals all day |
|
8 |
13.6 |
23.9 |
10.6 |
68 |
99 |
18.6 |
17.9 |
15.8 |
0.0 |
12.8 |
19.3 |
14 |
1.1 |
27 |
2.3 |
1015 |
1021 |
1025 |
8.3 |
3.5 |
0.0 |
16.2 |
Sunny intervals all day |
|
9 |
10.5 |
20.6 |
7.2 |
73 |
100 |
18.5 |
18.1 |
16.1 |
0.0 |
9.8 |
16.8 |
19 |
2.6 |
63 |
0.0 |
1019 |
1023 |
954 |
8.4 |
10.1 |
0.0 |
15.7 |
Sunny intervals all day |
|
10 |
13.4 |
21.3 |
10.6 |
71 |
98 |
18.9 |
18.1 |
16.1 |
0.0 |
12.6 |
17.9 |
13 |
2.4 |
57 |
5.8 |
1015 |
1019 |
1082 |
9.1 |
10.0 |
0.0 |
16.0 |
Sunny intervals all day |
|
11 |
13.4 |
17.6 |
11.1 |
89 |
99 |
18.5 |
18.3 |
16.1 |
0.0 |
12.5 |
16.2 |
19 |
2.0 |
48 |
3.9 |
1012 |
1016 |
470 |
4.8 |
0.3 |
0.0 |
16.1 |
Brief sunny ints all day |
|
12 |
14.9 |
23.4 |
14.4 |
66 |
99 |
18.7 |
18.2 |
16.1 |
0.0 |
14.1 |
18.9 |
13 |
1.8 |
45 |
9.6 |
1010 |
1012 |
1054 |
8.2 |
3.7 |
0.0 |
16.3 |
Sunny intervals all day |
|
13 |
13.1 |
26.4 |
8.9 |
60 |
100 |
19.0 |
18.1 |
16.1 |
0.0 |
12.5 |
19.0 |
15 |
3.5 |
84 |
0.0 |
1013 |
1017 |
1071 |
9.1 |
12.8 |
0.0 |
16.4 |
Sunny intervals all day |
|
14 |
12.4 |
25.2 |
10.0 |
59 |
99 |
18.9 |
18.3 |
16.1 |
0.0 |
11.7 |
17.3 |
17 |
3.9 |
94 |
0.0 |
1017 |
1021 |
1042 |
8.9 |
12.0 |
0.0 |
16.4 |
Sunny intervals all day |
|
15 |
11.9 |
27.7 |
9.4 |
57 |
99 |
18.9 |
18.3 |
16.1 |
0.0 |
11.2 |
21.6 |
13 |
2.6 |
62 |
0.0 |
1021 |
1024 |
1051 |
9.0 |
13.5 |
0.0 |
17.1 |
Sunny intervals all day |
|
16 |
12.4 |
28.9 |
10.0 |
52 |
100 |
19.2 |
18.4 |
16.1 |
0.0 |
11.8 |
20.5 |
15 |
1.9 |
46 |
0.0 |
1024 |
1027 |
861 |
8.5 |
15.2 |
0.0 |
18.1 |
Sunny all day |
|
17 |
16.4 |
29.1 |
12.2 |
58 |
98 |
20.0 |
18.9 |
16.1 |
0.0 |
15.5 |
22.0 |
15 |
1.6 |
39 |
0.0 |
1026 |
1029 |
956 |
8.5 |
13.5 |
0.0 |
18.7 |
Sunny intervals all day |
|
18 |
12.3 |
29.1 |
10.0 |
54 |
100 |
19.9 |
19.1 |
16.2 |
0.0 |
11.6 |
21.3 |
13 |
1.6 |
39 |
0.0 |
1023 |
1027 |
814 |
8.7 |
15.4 |
0.0 |
19.6 |
Sunny all day |
|
19 |
13.5 |
29.8 |
10.0 |
57 |
98 |
20.0 |
19.2 |
16.7 |
0.0 |
12.7 |
22.1 |
11 |
2.3 |
55 |
0.0 |
1019 |
1023 |
790 |
8.1 |
15.3 |
0.0 |
20.2 |
Sunny all day |
|
20 |
12.6 |
31.4 |
8.9 |
47 |
98 |
20.1 |
19.2 |
16.7 |
0.0 |
11.9 |
22.9 |
12 |
1.8 |
43 |
0.0 |
1019 |
1020 |
864 |
8.1 |
15.3 |
0.0 |
20.7 |
Sunny all day |
|
21 |
14.3 |
30.9 |
10.6 |
54 |
98 |
20.4 |
19.4 |
16.7 |
0.0 |
13.5 |
22.9 |
13 |
1.3 |
30 |
0.0 |
1020 |
1023 |
792 |
7.6 |
15.2 |
0.0 |
20.7 |
Sunny all day |
|
22 |
15.5 |
28.3 |
11.7 |
62 |
98 |
20.7 |
19.7 |
16.7 |
0.0 |
14.6 |
22.2 |
10 |
1.1 |
27 |
0.0 |
1019 |
1023 |
825 |
7.4 |
15.2 |
0.0 |
21.0 |
Sunny all day |
|
23 |
15.7 |
26.1 |
11.1 |
58 |
93 |
20.4 |
19.6 |
16.7 |
0.0 |
14.0 |
19.5 |
16 |
1.5 |
35 |
0.0 |
1009 |
1020 |
869 |
7.6 |
11.6 |
0.0 |
20.3 |
Sunny ints, thunder pm |
|
24 |
15.6 |
24.1 |
13.9 |
67 |
96 |
20.9 |
19.8 |
17.5 |
0.0 |
14.4 |
19.7 |
19 |
2.8 |
66 |
15.6 |
1005 |
1009 |
978 |
7.5 |
2.4 |
0.0 |
19.8 |
Sunny ints pm, thunder evening |
|
25 |
16.3 |
22.4 |
15.6 |
74 |
98 |
20.5 |
19.4 |
17.6 |
0.0 |
15.4 |
18.7 |
13 |
2.3 |
55 |
1.5 |
1007 |
1010 |
620 |
5.5 |
1.6 |
0.0 |
19.9 |
Cloudy am, sunny ints pm |
|
26 |
14.6 |
26.4 |
11.7 |
66 |
97 |
19.6 |
19.1 |
17.2 |
0.0 |
13.5 |
21.8 |
16 |
2.5 |
60 |
0.0 |
1010 |
1011 |
937 |
6.9 |
8.0 |
0.0 |
19.8 |
Sunny ints, thunder pm |
|
27 |
15.9 |
23.4 |
13.9 |
76 |
97 |
20.1 |
19.8 |
17.2 |
0.0 |
14.8 |
19.7 |
18 |
2.0 |
49 |
3.9 |
1006 |
1011 |
1072 |
8.2 |
6.5 |
0.0 |
19.5 |
Sunny ints, thunderstorm pm |
|
28 |
14.0 |
22.0 |
11.1 |
60 |
97 |
19.9 |
20.1 |
17.2 |
0.0 |
10.9 |
15.8 |
24 |
3.8 |
92 |
1.7 |
1008 |
1010 |
1035 |
8.2 |
8.9 |
0.0 |
18.3 |
Sunny intervals all day |
|
29 |
11.5 |
21.8 |
8.9 |
60 |
97 |
18.4 |
18.6 |
17.2 |
0.0 |
10.3 |
15.5 |
25 |
3.8 |
94 |
0.0 |
1007 |
1013 |
841 |
7.5 |
5.8 |
0.0 |
17.1 |
Sunny intervals all day |
|
30 |
14.2 |
20.7 |
12.8 |
70 |
98 |
19.6 |
19.0 |
18.8 |
0.0 |
12.8 |
15.8 |
35 |
6.1 |
222 |
7.7 |
998 |
1011 |
1044 |
8.1 |
6.9 |
0.0 |
16.7 |
Sunny ints all day, breezy |
|
31 |
15.1 |
21.4 |
11.1 |
66 |
89 |
18.1 |
18.3 |
17.2 |
0.0 |
13.1 |
15.8 |
14 |
3.6 |
38 |
0.4 |
1010 |
1011 |
774 |
4.8 |
3.0 |
0.0 |
13.8 |
Sunny intervals all day |
|
|
13.7 |
24.3 |
10.9 |
66 |
98 |
19.2 |
18.7 |
16.4 |
0.0 |
12.7 |
18.9 |
17 |
2.8 |
2093 |
77.8 |
1012 |
1017 |
925 |
7.2 |
267.7 |
0.0 |
17.6 |
|
 |
|
|
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|
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|
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|
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|
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|
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