November 2017
An autumnal woodland near Sidmouth on a warm, bright, early November afternoon

Drier and sunnier than normal with below average temperatures
Summary for November 2017
Mean Max: 12.3ºC (+0.5ºC)
Mean Min: 4.2ºC (-1.3ºC)
Mean (min+max ÷ 2): 8.3ºC (-0.4ºC)
High Max: 16.0ºC 2nd
Low Max: 6.1ºC 30th
High Min: 13.4ºC 22nd
Low Min: -3.2ºC 29th
Mean Grass Min: 0.8ºC  
Grass Min: -5.0ºC 29th
Days  >15°C 4 Days  
Days >10°C 25 Days  
Nights  >10°C 3 Days  
Nights  <5°C 17 Days  
Rain Total (gauge): 47.4 mm (56%)
Rain Total (tipping bucket): 44.2 mm (53%)
Rain Days >0.2 mm: 13 Days  
Rain Days >1.0 mm: 8 Days  
Max 24 hrs: 7.9 mm 7th
Days without any rain: 17  
Air Frost: 6 Days  
Grass Frost: 13 Days  
Snow Falling: 0 Days  
Snow (50%) @ 9am: 0 Days  
Ice Days: 0 Days  
Thunder Heard: 0 Days  
Hail <5 mm: 0 Days  
Hail >5 mm: 0 Days  
Fog @ 9am: 0 Days  
Total Monthly Sunshine: 128.1 Hours (138%)
Most Sunshine in a Day: 8.7 Hours 8th
Average Daily Sunshine: 4.3 Hours  
Sunless Days: 2 Days  
Cloudless Days: 4 Days  
Total Possible Sunshine: 269.2 Hours  
Percentage of Total Sun: 48%  
Average Sunny Interval: 18.8 mins
Maximum UV Index: 1.6 1st
Mean Soil Temp @ 10 cm: 9.4ºC  
Min Soil Temp @ 10 cm: 5.8ºC 30th
Max Soil Temp @ 10 cm: 11.1ºC 4th
Mean Soil Temp @ 30 cm: 10.1ºC  
Min Soil Temp @ 30 cm: 7.3ºC 30th
Max Soil Temp @ 30 cm: 11.7ºC 1st
Mean Soil Temp @ 100 cm: 11.9ºC  
Min Soil Temp @ 100 cm: 10.6ºC 30th
Max Soil Temp @ 100 cm: 13.4ºC 1st
Ave 10 Min Wind >39 mph: 0.00 Days  
N: 6.25 Days 20%
NE: 0.61 Days 2%
E: 0.13 Days 0%
SE: 0.76 Days 2%
S: 4.88 Days 16%
SW: 2.10 Days 7%
W: 1.56 Days 5%
NW: 5.57 Days 18%
Calm: 8.14 Days 26%
Wind Chill Low: -4.7ºC 30th
Mean Wind: 2.8 mph  
Max Gust: 44 mph 23rd
Mean Cloud Cover: 53%  
Mean RH @ 9am: 96%  
Rain >0.1mm/hour: 13.4 Hours  
Frost Duration: 53.8 Hours  
Air Frost in a Day: 13.8 Hours 30th
Mean Sea Temperature: 13.0ºC (+0.1ºC)
Normal for Month: 12.9ºC  
Max Sea Temperature: 14.6ºC 1st
Min Sea Temperature: 10.8ºC 30th
Mean Pressure @ 9am: 1017.8 hPa  
Mean Pressure: 1017.6 hPa  
Max Pressure: 1030.5 hPa 17th
Min Pressure: 985.5 hPa 23rd
Max Change in 24 hours: 20.8 hPa 23rd
Radiation Daily Mean: 5.24 MJ/m²  
Max Daily Value: 9.23 MJ/m² 5th
Min Daily Value: 1.35 MJ/m² 22nd
Number of Days with Data: 30 Days  
1-Hour Maximum: 501 W/m² 5th
Starting Time of the Hour:   13:00
Max Dewpoint: 13.7ºC 4th
Min Dewpoint: -3.9ºC 29th
Mean Dewpoint: 6.0ºC  
Max Humidity: 100% 1st
Min Humidity: 57% 17th
Mean Humidity: 87%  
 
 
 
Weather Data for Otter Valley, Devon. November 2017 
  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 3.3 15.3 1.7 79 100 10.9 11.7 13.4 2.0 2.7 12.4 17 2.1 50 0.0 1015 1024 515 1.6 7.7 0.0 14.6 Sunny intervals all day
2 3.6 16.0 1.1 73 100 10.6 11.4 13.3 2.0 2.8 11.7 7 0.9 21 0.0 1015 1017 504 1.6 7.1 0.0 14.5 Sunny intervals all day
3 2.0 15.3 0.0 86 100 10.4 11.1 13.3 2.1 1.4 13.3 7 0.7 16 0.0 1008 1017 498 1.3 3.5 0.0 14.4 Sunny intervals all day
4 10.8 14.1 1.1 68 98 11.1 11.4 12.9 2.0 4.0 13.7 22 3.8 90 5.7 1003 1010 570 1.5 5.2 0.0 14.3 Sunny intervals all day
5 4.0 12.8 -0.6 64 98 10.2 11.2 12.8 2.2 3.0 7.1 31 3.1 74 3.3 1010 1023 566 1.2 8.3 0.0 14.1 Sunny intervals all day
6 0.1 13.3 -1.7 73 100 9.3 10.7 12.8 2.2 -0.6 9.9 22 3.1 75 0.2 1022 1027 450 1.3 5.9 0.0 14.0 Sunny intervals all day
7 7.8 12.5 0.6 90 97 10.3 10.6 12.8 2.3 3.9 11.6 28 7.8 187 7.9 1014 1022 105 0.7 0.5 0.0 13.8 Rain am, brief sunny ints pm
8 -0.6 12.3 -2.2 65 100 9.1 10.3 12.4 2.1 -1.2 8.1 11 1.3 32 0.0 1019 1027 464 1.2 8.7 3.8 13.6 Sunny all day
9 4.1 13.9 1.7 92 100 9.0 9.7 12.2 2.0 1.8 13.2 15 1.1 26 0.4 1024 1027 347 1.5 0.5 0.0 13.5 Brief sunny intervals all day
10 4.4 13.8 1.7 63 100 9.6 10.0 12.2 2.0 3.6 11.5 19 3.0 72 1.3 1021 1025 495 1.4 8.5 0.0 13.4 Sunny all day
11 10.7 14.3 8.3 94 99 10.4 10.4 12.0 2.6 8.5 13.5 22 4.0 95 7.0 1012 1022 248 1.1 0.3 0.0 13.4 Brief sunny intervals all day
12 7.3 10.9 -0.6 70 99 10.6 10.8 11.7 2.0 2.2 10.3 31 5.3 126 1.8 1009 1023 517 1.4 7.7 0.0 13.3 Sunny intervals all day
13 -1.4 11.3 -3.3 64 99 8.8 10.1 11.7 1.6 -2.0 6.2 8 1.2 28 0.0 1023 1029 561 1.5 6.1 7.0 13.1 Sunny intervals all day
14 5.1 12.9 1.7 83 97 9.1 9.5 11.7 2.0 4.2 10.1 11 1.8 44 0.0 1024 1027 267 1.2 0.4 0.0 12.9 Cloudy am, sunny ints am
15 9.2 13.6 7.2 90 100 9.9 10.0 11.7 2.0 8.1 12.5 8 0.3 7 0.0 1023 1025 278 1.1 0.5 0.0 12.8 Brief sunny intervals all day
16 8.9 15.3 2.8 75 99 10.2 10.6 11.7 2.0 5.7 11.3 13 1.0 25 0.0 1021 1027 543 1.3 5.1 0.0 12.9 Sunny intervals all day
17 0.2 12.1 -1.7 57 99 9.3 10.3 11.7 2.0 -0.6 6.3 8 1.4 34 0.0 1027 1031 400 1.2 8.3 0.0 12.8 Sunny all day
18 0.3 12.0 -1.7 85 99 8.5 9.4 11.7 2.2 -1.1 10.5 14 1.4 34 0.0 1022 1029 218 1.1 0.4 0.0 12.7 Brief sunny intervals all day
19 5.9 11.9 1.7 66 99 9.2 9.4 11.7 2.0 4.8 11.1 10 0.8 14 0.0 1022 1025 390 0.9 2.7 0.0 12.6 Sunny ints am, cloudy pm
20 8.1 13.9 5.0 83 97 9.7 9.9 11.2 2.0 7.1 11.2 16 2.3 54 0.0 1015 1023 209 1.0 1.6 0.0 12.7 Cloudy am, sunny ints pm
21 9.5 13.8 6.1 87 97 10.2 10.2 11.1 2.0 8.0 12.4 23 4.1 98 0.0 1006 1015 253 0.9 0.7 0.0 12.7 Brief sunny ints all day
22 13.4 14.7 11.1 82 94 11.0 10.7 11.1 2.0 10.6 12.7 43 15.1 370 0.9 987 1006 105 0.7 0.0 0.0 12.7 Cloudy all day
23 5.9 13.8 2.8 60 96 10.8 11.1 11.2 2.3 3.7 12.5 44 6.2 149 7.9 986 1006 373 1.1 6.9 0.0 12.6 Sunny intervals all day
24 4.3 11.3 -2.2 66 97 9.7 10.6 11.7 2.0 -1.6 7.0 7 0.5 13 0.0 1006 1014 355 1.1 5.1 0.0 12.5 Cloudy am, sunny pm
25 -0.9 7.7 -2.8 73 98 8.2 9.6 11.7 2.0 -1.8 4.4 18 1.6 39 0.9 1013 1023 356 1.0 7.1 8.3 12.3 Sunny intervals all day
26 -1.4 7.3 -3.3 85 98 7.2 8.6 11.2 2.3 -2.3 5.3 15 0.6 15 0.0 1024 1028 156 0.9 0.8 8.0 12.0 Sunny ints am, cloudy pm
27 6.6 10.2 1.7 86 98 7.9 8.4 11.1 2.7 2.6 9.5 22 4.6 111 6.2 1012 1026 149 0.9 0.0 0.0 12.1 Rain int all day
28 0.6 8.7 -2.2 76 99 7.8 8.6 11.1 2.6 -0.5 5.2 15 1.8 44 0.7 1010 1012 425 0.9 6.7 0.0 12.0 Sunny intervals all day
29 -3.2 8.3 -5.0 71 99 6.4 8.0 10.8 2.1 -3.9 4.1 14 1.4 35 0.0 1011 1016 385 1.0 7.7 12.9 11.6 Sunny all day
30 -1.9 6.1 -4.4 65 98 5.8 7.3 10.6 2.3 -3.6 2.9 19 1.7 39 0.0 1014 1017 441 0.9 4.2 13.8 11.4 Sunny intervals all day
4.2 12.3 0.8 76 98 9.4 10.1 11.9 2.1 2.3 9.7 18 2.8 2009 44.2 1014 1021 371 1.2 128.1 53.8 13.0  
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