Weather History for London / Heathrow Airport, United Kingdom

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Month of January, 2014

  Max Avg Min Sum
Temperature  
Max Temperature 54 °F 49 °F 41 °F
Mean Temperature 50 °F 44 °F 38 °F
Min Temperature 48 °F 39 °F 28 °F
Degree Days  
Heating Degree Days (base 65) 27 21 14 663
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 52 °F 40 °F 28 °F
Precipitation  
Precipitation 0.55 in 0.11 in 0.00 in 3.48 in
Snowdepth - - - -
Wind  
Wind 31 mph 11 mph 0 mph
Gust Wind - - -
Sea Level Pressure  
Sea Level Pressure 30.28 in 29.57 in 29.02 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Jan. 30, 2014 Rise Set
Actual Time 7:43 AM GMT 4:47 PM GMT
Civil Twilight 7:06 AM GMT 5:24 PM GMT
Nautical Twilight 6:26 AM GMT 6:04 PM GMT
Astronomical Twilight 5:47 AM GMT 6:43 PM GMT
Moon 6:54 AM GMT (1/30) 4:47 PM GMT (1/30)
Length of Visible Light 10h 17m
Length of Day
9h 04m
Waning Crescent, 0% of the Moon is Illuminated
Jan 30
Waning Crescent
Jan 30
New
Feb 6
First Quarter
Feb 14
Full
Feb 22
Last Quarter

Weather History Calendar

 
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
52 | 42 0.39
Average:
- | - -
Rain
Actual:
52 | 43 0.04
Average:
- | - -
Rain
Actual:
51 | 43 0.28
Average:
- | - -
Rain
Actual:
49 | 39 0.39
Average:
- | - -
Rain
Actual:
54 | 33 0.01
Average:
- | - -
Rain
Actual:
54 | 47 0.08
Average:
- | - -
Rain
Actual:
53 | 48 0.20
Average:
- | - -
Rain
Actual:
53 | 44 0.04
Average:
- | - -
Rain
Actual:
51 | 42 0.00
Average:
- | - -
Rain
Actual:
51 | 36 0.01
Average:
- | - -
Rain
Actual:
48 | 34 0.00
Average:
- | - -
Rain
Actual:
49 | 28 0.02
Average:
- | - -
Rain
Actual:
49 | 41 0.20
Average:
- | - -
Rain
Actual:
45 | 33 0.01
Average:
- | - -
Rain
Actual:
52 | 41 0.04
Average:
- | - -
Rain
Actual:
51 | 44 0.12
Average:
- | - -
Rain
Actual:
48 | 43 0.16
Average:
- | - -
Rain
Actual:
51 | 43 0.02
Average:
- | - -
Rain
Actual:
47 | 40 0.00
Average:
- | - -
Clear
Actual:
48 | 33 0.01
Average:
- | - -
Rain
Actual:
47 | 33 0.01
Average:
- | - -
Rain
Actual:
51 | 42 0.01
Average:
- | - -
Rain
Actual:
47 | 36 0.04
Average:
- | - -
Rain
Actual:
46 | 35 0.20
Average:
- | - -
Rain
Actual:
54 | 42 0.08
Average:
- | - -
Rain
Actual:
49 | 36 0.20
Average:
- | - -
Rain
Actual:
47 | 35 0.08
Average:
- | - -
Rain
Actual:
50 | 40 0.01
Average:
- | - -
Rain
Actual:
41 | 38 0.55
Average:
- | - -
Rain
Actual:
42 | 38 0.00
Average:
- | - -
Rain
Actual:
49 | 35 0.28
Average:
- | - -
 

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

2014 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Jan high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 52 47 42 48 44 40 89 83 73 29.60 29.35 29.07 19.0 10.5 1.0 24 16 - 0.39 Rain
2 52 48 43 46 43 40 91 77 60 29.47 29.33 29.08 19.0 15.2 3.0 20 14 - 0.04 Rain
3 51 47 43 49 41 35 91 72 54 29.54 29.37 29.28 19.0 10.9 0.0 26 18 - 0.28 Rain
4 49 44 39 45 42 36 89 82 65 29.55 29.35 29.17 19.0 11.5 3.0 22 13 - 0.39 Rain
5 54 42 33 52 39 31 92 85 77 29.65 29.53 29.34 19.0 14.5 6.0 18 10 - 0.01 Rain
6 54 50 47 52 46 43 92 74 60 29.48 29.37 29.31 19.0 10.5 3.0 31 20 - 0.08 Rain
7 53 50 48 46 45 43 87 73 63 29.76 29.63 29.50 19.0 12.4 3.0 24 18 - 0.20 Rain
8 53 48 44 51 45 42 90 83 69 29.99 29.89 29.73 17.0 13.1 4.0 14 11 - 0.04 Rain
9 51 47 42 51 42 36 90 71 53 29.89 29.69 29.52 19.0 13.7 3.0 22 16 - 0.00 Rain
10 51 44 36 44 40 35 91 80 66 29.99 29.96 29.93 19.0 17.5 11.0 14 9 - 0.01 Rain
11 48 42 34 45 38 32 94 76 51 30.28 30.08 29.90 19.0 11.5 4.0 15 9 - 0.00 Rain
12 49 38 28 47 36 28 92 88 79 30.27 30.02 29.68 19.0 7.8 2.0 14 6 - 0.02 Fog , Rain
13 49 45 41 46 40 37 88 81 73 29.77 29.68 29.55 19.0 16.7 3.0 21 13 - 0.20 Rain
14 45 39 33 40 35 32 94 78 55 29.75 29.66 29.55 19.0 13.5 7.0 12 8 - 0.01 Rain
15 52 46 41 49 47 42 98 89 83 29.64 29.49 29.34 19.0 10.6 3.0 15 11 - 0.04 Rain
16 51 48 44 48 44 40 88 81 67 29.32 29.25 29.16 19.0 13.5 2.0 17 12 - 0.12 Rain
17 48 46 43 44 42 40 91 83 68 29.37 29.26 29.16 19.0 12.2 3.0 18 12 - 0.16 Rain
18 51 47 43 46 43 41 97 82 71 29.37 29.28 29.22 19.0 14.9 2.0 20 10 - 0.02 Rain
19 47 44 40 44 39 35 91 73 53 29.60 29.40 29.25 19.0 16.2 11.0 10 8 - 0.00 Rain
20 48 40 33 40 36 32 93 83 60 29.88 29.76 29.61 13.0 8.2 4.0 5 3 - 0.01  
21 47 40 33 40 37 33 98 85 66 29.89 29.83 29.71 19.0 8.4 0.0 16 5 - 0.01 Fog , Rain
22 51 46 42 45 43 40 96 84 62 29.88 29.73 29.63 19.0 12.5 5.0 12 9 - 0.01 Rain
23 47 42 36 42 36 32 95 77 50 29.99 29.90 29.84 19.0 12.8 3.0 16 8 - 0.04 Rain
24 46 40 35 43 38 33 92 81 71 30.00 29.94 29.89 19.0 13.0 4.0 12 7 - 0.20 Rain
25 54 48 42 47 42 32 98 78 48 29.97 29.91 29.76 19.0 9.5 1.0 24 8 - 0.08 Fog , Rain
26 49 42 36 47 37 32 92 76 62 30.01 29.60 29.25 19.0 12.6 2.0 23 12 - 0.20 Rain
27 47 41 35 39 35 31 83 76 61 29.34 29.24 29.17 19.0 16.6 6.0 20 15 - 0.08 Rain
28 50 45 40 40 39 37 87 79 60 29.18 29.09 29.04 19.0 15.3 4.0 16 12 - 0.01 Rain
29 41 40 38 40 38 36 93 88 85 29.52 29.36 29.20 19.0 7.7 2.0 13 10 - 0.55 Rain
30 42 40 38 39 37 36 91 86 76 29.69 29.59 29.52 17.0 5.7 3.0 10 7 - 0.00 Rain
31 49 42 35 47 39 34 96 87 72 29.70 29.48 29.11 14.0 5.3 0.0 21 9 - 0.28 Fog , Rain