Weather History for EGLL - September, 2014

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Month of September, 2014

  Max Avg Min Sum
Temperature  
Max Temperature 78 °F 70 °F 65 °F
Mean Temperature 68 °F 62 °F 56 °F
Min Temperature 61 °F 54 °F 44 °F
Degree Days  
Heating Degree Days (base 65) 10 3 0 90
Cooling Degree Days (base 65) 4 0 0 9
Growing Degree Days (base 50) 18 12 6 368
Dew Point  
Dew Point 64 °F 54 °F 41 °F
Precipitation  
Precipitation 0.04 in 0.00 in 0.00 in 0.10 in
Snowdepth - - - -
Wind  
Wind 16 mph 5 mph 0 mph
Gust Wind 22 mph 21 mph 20 mph
Sea Level Pressure  
Sea Level Pressure 30.35 in 30.11 in 29.77 in

Monthly Weather History Graph

Monthly Weather History Graph

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Astronomy

Sep. 05, 2014 Rise Set
Actual Time 6:20 AM BST 7:39 PM BST
Civil Twilight 5:46 AM BST 8:13 PM BST
Nautical Twilight 5:04 AM BST 8:55 PM BST
Astronomical Twilight 4:18 AM BST 9:41 PM BST
Moon 5:14 PM BST (9/5) 1:37 AM BST (9/5)
Length of Visible Light 14h 27m
Length of Day
13h 18m
Waxing Gibbous, 82% of the Moon is Illuminated
Sep 5
Waxing Gibbous
Sep 9
Full
Sep 16
Last Quarter
Sep 24
New
Oct 1
First Quarter

Daily Weather History & Observations

2014 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 66 60 54 63 57 50 94 89 71 30.18 30.13 30.09 17 8 2 12 6 - 0.04 Rain
2 73 64 54 58 54 50 94 72 36 30.24 30.21 30.18 19 8 2 10 5 - 0.00  
3 74 66 57 59 56 49 100 73 41 30.24 30.19 30.14 19 6 2 13 6 - 0.00 Fog
4 70 63 56 59 56 54 100 75 53 30.17 30.08 30.03 13 6 1 10 5 - 0.00  
5 69 64 60 59 56 53 88 72 49 30.04 30.01 29.98 9 5 3 7 4 - 0.00  
6 71 66 60 59 57 54 88 73 51 29.99 29.96 29.92 7 4 3 6 3 - 0.00 Rain
7 70 63 55 57 53 47 94 71 41 30.06 30.00 29.95 14 6 2 7 4 - 0.00  
8 72 61 50 55 49 45 94 64 28 30.15 30.09 30.06 17 8 3 7 4 - 0.00  
9 72 62 53 54 50 47 88 64 33 30.19 30.16 30.12 16 9 6 12 4 - 0.00  
10 70 61 52 54 50 47 94 68 38 30.19 30.17 30.12 14 8 6 13 5 - 0.00  
11 65 58 50 52 50 47 94 70 45 30.24 30.19 30.15 8 5 3 7 4 - 0.00  
12 74 64 55 57 53 49 94 70 33 30.30 30.25 30.21 19 7 3 12 7 - 0.00  
13 70 62 54 57 54 51 100 75 45 30.33 30.31 30.27 19 7 2 12 7 - 0.00  
14 70 62 54 55 53 50 94 73 45 30.32 30.20 30.12 18 8 4 15 7 - 0.00 Rain
15 71 62 53 57 53 49 100 74 35 30.13 30.04 29.98 16 7 3 9 4 - 0.00  
16 74 64 55 61 57 52 100 77 39 30.01 29.96 29.91 12 4 1 12 5 - 0.00  
17 69 64 60 59 57 55 94 78 59 29.96 29.89 29.83 7 4 2 12 8 - 0.00  
18 78 68 58 61 59 56 94 74 43 29.86 29.81 29.77 12 4 1 12 7 22 0.00  
19 76 68 61 64 61 59 94 82 52 29.93 29.86 29.80 12 4 1 8 5 - 0.00 Rain , Thunderstorm
20 66 63 59 63 59 54 100 86 70 30.12 30.00 29.92 12 4 1 9 5 - 0.00 Rain , Thunderstorm
21 65 58 51 57 50 46 94 71 42 30.33 30.24 30.12 19 9 2 13 7 - 0.00 Rain
22 66 56 45 48 46 42 100 68 35 30.35 30.29 30.24 12 6 4 7 4 - 0.01  
23 66 56 46 52 46 43 100 70 35 30.25 30.14 30.03 14 6 3 12 4 - 0.00 Fog
24 66 58 50 55 48 41 94 70 36 30.06 29.96 29.92 19 6 2 14 9 - 0.02 Rain
25 67 56 44 54 49 41 93 71 48 30.17 30.13 30.06 19 10 6 16 8 - 0.00  
26 72 66 59 59 55 50 88 71 41 30.32 30.22 30.15 19 10 3 13 8 - 0.00 Rain
27 70 62 54 57 54 51 94 71 43 30.35 30.30 30.24 19 9 6 8 3 - 0.00  
28 76 67 58 59 57 55 94 72 41 30.25 30.14 30.09 17 8 4 10 4 - 0.00  
29 66 60 55 61 56 53 100 84 61 30.15 30.12 30.09 13 6 2 10 3 - 0.03 Rain
30 72 64 57 59 56 53 94 78 44 30.25 30.21 30.17 17 6 2 12 8 20 0.00