Monthly Weather Data Derbyshire Lane Sheffield South Yorkshire Dec 2014
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  Max Temp Min Temp Dry Bulb Wet Bulb Soil Temp Barometer  Rain Humidity Max Gust Average Force Win Dir Snow Comments
Day Deg F Deg F Deg F Deg F Deg F Inches MM Percent MPH MPH Beaufort   Depth CM
1 46.9 44.1 43.9 42.8 47.3 29.99 0.0 91 30 4 2 SSW 0.0 Mild Early Drizzle Dull
2 46.9 42.1 41.4 39.4 47.3 30.05 0.2 83 29 15 4 S 0.0 Mild Sunny Spells
3 44.1 32.9 32.9 30.4 46.6 30.26 0.0 74 11 3 1 VAR 0.0 Cold Sunny Spells Frost early and late
4 41.4 32.7 37.6 36.0 45.1 30.06 0.0 84 14 3 1 WSW 0.0 Cold Dull by day Odd spot of drizzle
5 44.1 35.8 37.8 35.6 44.6 29.99 0.1 79 28 1 1 SW 0.0 Cool odd spot of rain early and light shower afternoon
6 48.4 31.6 33.8 30.2 43.7 30.25 2.1 64 32 4 2 SW 0.0 Cold Sunny Spells cloudier later
7 47.3 33.8 46.0 43.2 43.2 29.82 4.2 78 42 14 4 SSW 0.0 Mild start then cooler later isolated light shower
8 41.4 35.4 35.2 34.3 43.5 29.90 0.7 90 33 8 3 SSW 0.0 Rather cold sleet showers early
9 51.8 32.2 34.0 32.2 42.8 30.20 2.1 81 48 8 3 S 0.0 Cold Start then breezy mild evening
10 43.7 34.0 37.8 34.5 42.6 29.80 8.0 69 48 13 4 SW 0.0 Normal temps breezy isolated showers
11 41.0 34.7 35.8 34.0 42.6 29.60 16.2 82 40 11 3 WSW 0.0 Sleet Showers turning briefly to Snow. Back to rain late afternoon.
12 40.3 34.7 38.1 36.3 41.9 29.21 0.3 83 16 10 3 SSW 0.0 Rather Cold odd light shower
13 41.7 32.0 32.0 30.0 41.4 29.76 0.0 78 31 2 1 S 0.0 Cold Sunny Spells
14 46.8 31.6 41.0 38.8 40.5 29.70 2.5 81 40 11 3 SSW 0.0 Mild Cloudy Breezy
15 44.4 39.2 39.4 37.4 41.0 29.74 0.8 82 27 9 3 ESE 0.0 One or two showers slightly above normal
16 51.3 36.5 41.4 38.3 41.5 29.84 6.3 74 31 7 2 SSW 0.0 Cooler Odd spot of rain mild start
17 53.2 40.3 50.2 48.2 41.9 29.54 2.6 86 31 13 4 SSW 0.0 Very Mild Drizzile at times
18 55.2 49.6 52.2 50.2 43.0 29.65 6.8 86 44 12 3 SSW 0.0 Very Mild Drizzle then rain later
19 45.0 42.6 41.9 38.3 43.7 29.71 6.2 69 48 12 3 SSW 0.0 Rather cold Windy showers at times
20 46.2 38.3 42.4 39.2 43.7 30.09 0.2 79 42 14 4 SW 0.0 Mild breezy light showers
21 54.0 41.9 43.3 41.4 43.7 30.12 0.0 87 46 11 3 SSW 0.0 Mild Breezy at times
22 56.1 43.7 52.5 49.1 44.1 29.80 0.4 77 46 21 5 SW 0.0 Mild Breezy
23 54.0 50.9 50.2 46.4 45.5 29.80 1.2 73 43 18 4 WSW 0.0 Mild Breezy Drizzle later
24 45.0 42.1 41.9 38.3 45.7 29.85 0.3 69 36 13 4 SSW 0.0 Cooler Sunny spells light showers
25 44.1 40.1 41.0 37.8 44.8 30.19 0.1 72 29 7 2 S 0.0 Sunny Spells Average temps
26 38.1 34.7 35.4 33.8 43.7 30.29 34.0 84 25 7 2 SSW 0.0 Cold Dry Dull evening rain turning to Snow
27 37.2 31.1 31.8 30.0 43.2 29.79 0.4 78 13 4 1 VAR 17.0 Cold Heavy overnight Snow 17cm 
28 39.9 29.3 28.6 27.9 42.3 30.31 0.0 89 23 2 1 SSE 15.0 Cold Air Frost Snow 15cm
29 41.0 28.9 33.6 32.0 41.5 30.56 0.0 83 21 2 1 SSW 13.5 Cold frost Sunny 13.5cm
30 42.1 33.1 35.4 32.4 40.8 30.50 0.0 69 27 12 3 SSW 13.0 Cold No air frost Sunny 13cm
31 50.0 33.8 37.2 35.2 40.3 30.31 0.4 81 20 7 2 SW 10.5 Mild No air frost Sunny 10.5cm
   
Total 1422.4 1143.7     1343.4   96.1 2455.0 994.0 278.0 82.0  
Ave 45.9 36.9     43.3   3.1 79.2 32.1 9.0 2.6
110.6%
N 0.0 Number of Air Frosts 5 Red indicates as Snow
NNE 0.0 Days of measurable Rain 23 Light green Sleet
NE 0.0 Days of rain greater than 10 mm 2 Blue Trace Conditions
ENE 0.0 Days when gusts exceeded 50 mph 0 Purple Indicates Freezing Rain
E 0.0 Days when average Max exceeded 16
ESE 1.0 Days below average Max 15
SE 0.0 Days above average Min 14
SSE 1.0 Days below average Min 17
S 4.0  
SSW 14.0 1st seven day average 40.9 4.9
SW 6.0 2nd Seven day average 38.7 3.7
WSW 3.0 3rd seven day average 45.6 7.5
W 0.0 4th seven day avaerage 41.9 5.5
WNW 0.0 Final few days average 38.2 3.4
NW 0.0 Overall Average 41.0 5.0
NNW 0.0