Weather History for Leesburg, VA

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Month of May, 2014

  Max Avg Min Sum
Temperature  
Max Temperature 91 °F 76 °F 60 °F
Mean Temperature 78 °F 65 °F 52 °F
Min Temperature 64 °F 54 °F 42 °F
Degree Days  
Heating Degree Days (base 65) 13 3 0 85
Cooling Degree Days (base 65) 12 3 0 84
Growing Degree Days (base 50) 28 15 2 468
Dew Point  
Dew Point 73 °F 55 °F 34 °F
Precipitation  
Precipitation 2.60 in 0.23 in 0.00 in 7.06 in
Snowdepth - - - -
Wind  
Wind 30 mph 5 mph 0 mph
Gust Wind 40 mph 19 mph 9 mph
Sea Level Pressure  
Sea Level Pressure 30.32 in 30.04 in 29.71 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

May. 16, 2014 Rise Set
Actual Time 5:56 AM EDT 8:17 PM EDT
Civil Twilight 5:26 AM EDT 8:47 PM EDT
Nautical Twilight 4:49 AM EDT 9:24 PM EDT
Astronomical Twilight 4:08 AM EDT 10:06 PM EDT
Moon 10:22 PM EDT (5/16) 7:36 AM EDT (5/16)
Length of Visible Light 15h 21m
Length of Day
14h 20m
Waning Gibbous, 95% of the Moon is Illuminated
May 16
Waning Gibbous
May 21
Last Quarter
May 28
New
Jun 5
First Quarter
Jun 13
Full

Weather History Calendar

Precipitation Actual month total 7.06 Average Month Total: 0.77
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
77 | 55 0.10
Average:
- | - 0.02
Partly Cloudy
Actual:
68 | 50 0.00
Average:
- | - 0.02
Partly Cloudy
Actual:
73 | 51 0.00
Average:
- | - 0.02
Scattered Clouds
Actual:
77 | 46 0.00
Average:
- | - 0.02
Thunderstorm
Actual:
62 | 42 0.43
Average:
- | - 0.02
Thunderstorm
Actual:
71 | 50 0.00
Average:
- | - 0.03
Thunderstorm
Actual:
62 | 50 0.26
Average:
- | - 0.03
Scattered Clouds
Actual:
87 | 53 0.00
Average:
- | - 0.03
Rain
Actual:
80 | 62 0.00
Average:
- | - 0.03
Rain
Actual:
80 | 62 0.09
Average:
- | - 0.03
Clear
Actual:
80 | 59 0.00
Average:
- | - 0.03
Thunderstorm
Actual:
87 | 55 0.28
Average:
- | - 0.03
Thunderstorm
Actual:
91 | 64 0.11
Average:
- | - 0.03
Overcast
Actual:
69 | 59 0.01
Average:
- | - 0.03
Thunderstorm
Actual:
80 | 64 0.96
Average:
- | - 0.03
Rain
Actual:
69 | 53 2.60
Average:
- | - 0.03
Rain
Actual:
66 | 44 0.00
Average:
- | - 0.03
Scattered Clouds
Actual:
64 | 44 0.00
Average:
- | - 0.03
Clear
Actual:
71 | 42 0.00
Average:
- | - 0.03
Rain
Actual:
78 | 50 0.00
Average:
- | - 0.03
Rain
Actual:
77 | 57 0.00
Average:
- | - 0.02
Thunderstorm
Actual:
86 | 62 0.22
Average:
- | - 0.02
Scattered Clouds
Actual:
77 | 55 0.00
Average:
- | - 0.02
Scattered Clouds
Actual:
75 | 53 0.00
Average:
- | - 0.02
Scattered Clouds
Actual:
80 | 51 0.00
Average:
- | - 0.02
Clear
Actual:
86 | 53 0.00
Average:
- | - 0.02
Thunderstorm
Actual:
87 | 64 1.63
Average:
- | - 0.02
Thunderstorm
Actual:
86 | 60 0.13
Average:
- | - 0.02
Rain
Actual:
60 | 55 0.22
Average:
- | - 0.02
Rain
Actual:
71 | 55 0.02
Average:
- | - 0.02
Scattered Clouds
Actual:
78 | 55 0.00
Average:
- | - 0.02
 

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
May high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 77 66 55 64 55 45 100 74 44 29.87 29.81 29.71 10 8 2 17 4 22 0.10 Rain
2 68 59 50 45 42 39 76 51 40 29.91 29.86 29.82 10 10 10 15 6 23 0.00  
3 73 62 51 48 45 41 88 57 35 29.90 29.84 29.75 10 10 10 14 3 22 0.00  
4 77 62 46 50 44 41 87 56 32 29.97 29.83 29.73 10 10 10 30 8 38 0.00  
5 62 52 42 50 40 34 100 62 37 30.08 30.00 29.90 10 10 4 13 7 18 0.43 Rain , Thunderstorm
6 71 60 50 52 48 43 100 67 35 30.06 29.97 29.92 10 10 10 9 2 17 0.00 Thunderstorm
7 62 56 50 55 49 41 100 81 52 30.29 30.17 30.06 10 10 4 10 2 25 0.26 Rain , Thunderstorm
8 87 70 53 64 59 54 100 71 38 30.16 30.09 30.00 10 10 7 9 2 - 0.00  
9 80 71 62 68 65 63 100 84 58 30.14 30.05 29.95 10 8 2 12 4 - 0.00 Rain
10 80 71 62 70 66 61 100 88 51 30.02 29.97 29.93 10 10 5 18 4 30 0.09 Rain
11 80 70 59 63 55 50 100 63 34 30.16 30.09 29.98 10 10 7 14 5 21 0.00  
12 87 71 55 72 63 55 100 78 43 30.15 30.11 30.06 10 10 2 13 3 26 0.28 Rain , Thunderstorm
13 91 78 64 70 67 64 100 79 41 30.18 30.10 30.06 10 10 5 15 3 - 0.11 Rain , Thunderstorm
14 69 64 59 68 62 59 100 97 83 30.24 30.19 30.14 10 6 1 10 5 16 0.01  
15 80 72 64 72 68 64 100 93 65 30.16 30.04 29.90 10 6 0 17 6 28 0.96 Fog , Rain , Thunderstorm
16 69 61 53 70 54 45 100 75 46 29.98 29.88 29.77 10 9 1 24 11 31 2.60 Rain
17 66 55 44 48 44 37 100 63 37 30.19 30.08 29.98 10 10 7 16 5 22 0.00 Rain
18 64 54 44 45 42 36 93 63 37 30.28 30.24 30.20 10 10 10 16 6 22 0.00  
19 71 56 42 45 42 39 93 58 33 30.32 30.25 30.18 10 10 10 10 4 16 0.00  
20 78 64 50 55 48 43 88 56 31 30.23 30.14 30.01 10 10 10 8 3 9 0.00 Rain
21 77 67 57 66 60 54 100 79 61 30.02 29.97 29.91 10 10 10 9 2 - 0.00 Rain
22 86 74 62 68 62 52 100 71 45 29.95 29.86 29.80 10 8 1 20 5 34 0.22 Rain , Thunderstorm
23 77 66 55 54 51 45 88 57 41 30.06 29.97 29.92 10 10 10 21 12 28 0.00  
24 75 64 53 55 52 46 88 64 47 30.14 30.09 30.05 10 10 10 14 8 21 0.00  
25 80 66 51 57 54 50 100 64 36 30.20 30.14 30.11 10 10 10 8 3 - 0.00  
26 86 70 53 68 58 54 100 67 37 30.16 30.08 29.99 10 10 10 9 3 16 0.00  
27 87 76 64 70 67 61 100 79 52 30.01 29.95 29.86 10 9 1 29 4 40 1.63 Rain , Thunderstorm
28 86 74 60 73 68 61 100 82 58 30.08 29.94 29.88 10 10 4 17 4 22 0.13 Rain , Thunderstorm
29 60 58 55 61 58 55 100 100 94 30.21 30.16 30.09 10 6 2 9 5 20 0.22 Rain
30 71 63 55 61 58 55 100 89 64 30.18 30.14 30.09 10 7 0 9 3 16 0.02 Fog , Rain
31 78 66 55 59 52 43 100 61 33 30.27 30.19 30.13 10 10 10 15 4 21 0.00