Weather History for London, United Kingdom

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Month of September, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 85 °F 67 °F 56 °F
Mean Temperature 71 °F 59 °F 52 °F
Min Temperature 58 °F 51 °F 44 °F
Degree Days  
Heating Degree Days (base 65) 13 6 0 188
Cooling Degree Days (base 65) 6 0 0 12
Growing Degree Days (base 50) 21 9 2 279
Dew Point  
Dew Point 63 °F 52 °F 36 °F
Precipitation  
Precipitation 0.16 in 0.02 in 0.00 in 0.71 in
Snowdepth - - - -
Wind  
Wind 23 mph 7 mph 0 mph
Gust Wind 34 mph 24 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.46 in 29.99 in 29.36 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 29, 2013 Rise Set
Actual Time 6:59 AM BST 6:43 PM BST
Civil Twilight 6:26 AM BST 7:17 PM BST
Nautical Twilight 5:47 AM BST 7:55 PM BST
Astronomical Twilight 5:07 AM BST 8:35 PM BST
Moon 12:54 AM BST (9/29) 4:00 PM BST (9/29)
Length of Visible Light 12h 50m
Length of Day
11h 44m
Waning Crescent, 29% of the Moon is Illuminated
Sep 29
Waning Crescent
Oct 5
New
Oct 12
First Quarter
Oct 19
Full
Oct 27
Last Quarter

Weather History Calendar

Precipitation Actual month total 0.71 Average Month Total: 2.41
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Clear
Actual:
72 | 48 0.00
Average:
70 | 54 0.07
Scattered Clouds
Actual:
79 | 52 0.00
Average:
70 | 54 0.08
Partly Cloudy
Actual:
78 | 57 0.00
Average:
70 | 54 0.07
Fog
Actual:
83 | 56 0.00
Average:
70 | 54 0.07
Clear
Actual:
85 | 57 0.00
Average:
70 | 54 0.07
Rain
Actual:
64 | 55 0.04
Average:
70 | 54 0.06
Rain
Actual:
67 | 51 0.01
Average:
69 | 54 0.07
Rain
Actual:
65 | 46 0.12
Average:
69 | 53 0.07
Rain
Actual:
56 | 48 0.12
Average:
68 | 53 0.07
Rain
Actual:
63 | 48 0.00
Average:
68 | 53 0.08
Rain
Actual:
63 | 53 0.03
Average:
68 | 52 0.07
Rain
Actual:
66 | 54 0.04
Average:
67 | 52 0.07
Rain
Actual:
67 | 57 0.12
Average:
67 | 51 0.08
Rain
Actual:
57 | 48 0.00
Average:
66 | 51 0.08
Rain
Actual:
60 | 44 0.04
Average:
66 | 51 0.09
Scattered Clouds
Actual:
59 | 46 0.01
Average:
66 | 51 0.08
Rain
Actual:
59 | 46 0.16
Average:
66 | 51 0.09
Rain
Actual:
61 | 48 0.00
Average:
66 | 51 0.09
Rain
Actual:
63 | 44 0.01
Average:
65 | 51 0.09
Partly Cloudy
Actual:
66 | 47 0.00
Average:
66 | 51 0.08
Rain
Actual:
66 | 49 0.00
Average:
65 | 51 0.08
Rain
Actual:
67 | 58 0.00
Average:
65 | 51 0.09
Fog
Actual:
65 | 55 0.00
Average:
65 | 51 0.08
Fog
Actual:
72 | 50 0.00
Average:
65 | 51 0.09
Rain
Actual:
71 | 55 0.00
Average:
65 | 51 0.09
Partly Cloudy
Actual:
68 | 55 0.00
Average:
64 | 51 0.09
Scattered Clouds
Actual:
65 | 50 0.00
Average:
64 | 51 0.09
Rain
Actual:
68 | 53 0.01
Average:
64 | 51 0.09
Rain
Actual:
66 | 57 0.00
Average:
63 | 50 0.09
Partly Cloudy
Actual:
66 | 55 0.00
Average:
63 | 50 0.09
 

Calendar Legend

Sunny
Clear
Mostly Cloudy
Partly Sunny
Partly Cloudy
Mostly Sunny
Cloudy Rain Snow
Hail
Flurries
Thunderstorms Hazy
Fog
Sleet '?' denotes
'chance of'
Unknown

Daily Weather History & Observations

2013 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 72 60 48 52 46 41 82 59 30 30.46 30.40 30.33 19 13 6 16 7 - 0.00  
2 79 66 52 57 54 50 88 66 37 30.36 30.33 30.30 19 8 6 14 9 - 0.00  
3 78 68 57 59 57 54 100 72 34 30.37 30.32 30.27 19 8 6 7 4 17 0.00  
4 83 70 56 61 56 50 100 64 24 30.27 30.14 30.01 19 7 5 12 4 - 0.00 Fog
5 85 71 57 61 56 46 94 62 25 30.01 29.86 29.77 19 5 2 10 4 - 0.00  
6 64 60 55 59 53 47 94 76 48 29.86 29.78 29.74 19 7 4 14 7 16 0.04 Rain
7 67 59 51 50 48 45 88 69 37 30.06 29.94 29.83 6 6 6 16 9 - 0.01 Rain
8 65 56 46 52 48 43 100 81 45 30.08 30.06 30.04 19 7 4 20 6 - 0.12 Rain
9 56 52 48 54 50 45 94 90 79 30.07 30.02 29.98 19 7 2 9 5 - 0.12 Rain
10 63 56 48 50 47 45 94 72 44 30.16 30.12 30.06 19 7 6 14 8 - 0.00 Rain
11 63 58 53 54 49 46 94 74 45 30.19 30.15 30.12 13 6 5 10 8 21 0.03 Rain
12 66 60 54 59 55 53 100 86 58 30.13 30.10 30.06 19 6 2 10 4 - 0.04 Rain
13 67 63 57 63 60 55 100 93 83 30.07 30.03 29.89 19 4 1 10 6 - 0.12 Rain
14 57 52 48 54 49 45 100 84 61 30.09 30.00 29.89 19 6 2 12 8 - 0.00 Rain
15 60 52 44 59 49 41 100 84 55 30.08 29.81 29.56 9 6 3 21 9 29 0.04 Fog , Rain
16 59 52 46 46 41 36 81 62 34 29.65 29.62 29.59 19 8 6 23 14 28 0.01  
17 59 52 46 57 48 41 94 82 59 29.66 29.53 29.36 19 6 2 15 10 - 0.16 Rain
18 61 56 48 54 47 41 94 74 41 29.89 29.65 29.42 16 7 4 14 7 - 0.00 Rain
19 63 54 44 59 49 42 94 82 65 29.92 29.83 29.74 19 6 3 21 9 34 0.01 Rain
20 66 56 47 50 48 46 94 72 46 30.18 30.06 29.89 18 7 6 12 7 - 0.00  
21 66 58 49 61 54 46 94 84 71 30.31 30.25 30.18 14 6 3 13 6 22 0.00 Rain
22 67 62 58 61 59 57 100 87 73 30.39 30.35 30.30 19 7 1 10 6 - 0.00 Rain
23 65 60 55 59 57 54 100 88 72 30.35 30.26 30.12 12 6 0 7 3 - 0.00 Fog
24 72 61 50 59 55 50 100 85 57 30.13 30.02 29.94 9 3 0 8 3 - 0.00 Fog
25 71 63 55 59 57 54 100 80 52 29.95 29.88 29.83 7 2 1 6 4 - 0.00 Fog , Rain
26 68 62 55 57 52 47 88 74 43 30.06 30.02 29.92 19 5 2 12 7 - 0.00  
27 65 58 50 52 50 46 94 78 46 30.06 30.01 29.92 19 9 4 15 7 - 0.00  
28 68 60 53 57 53 48 94 78 51 29.92 29.81 29.74 18 6 3 17 8 28 0.01 Rain
29 66 62 57 54 53 51 88 77 55 29.77 29.73 29.71 19 8 6 15 10 - 0.00 Rain
30 66 60 55 55 53 49 88 76 45 29.80 29.72 29.68 19 8 5 14 8 - 0.00