Weather History for Gaithersburg, MD

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Month of January, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 68 °F 43 °F 21 °F
Mean Temperature 62 °F 36 °F 16 °F
Min Temperature 55 °F 28 °F 8 °F
Degree Days  
Heating Degree Days (base 65) 50 30 4 916
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 12 0 0 12
Dew Point  
Dew Point 61 °F 25 °F -8 °F
Precipitation  
Precipitation 2.63 in 0.14 in 0.00 in 4.38 in
Snowdepth - - - -
Wind  
Wind 34 mph 5 mph 0 mph
Gust Wind 46 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.62 in 30.18 in 29.19 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Jan. 09, 2013 Rise Set
Actual Time 7:27 AM EST 5:04 PM EST
Civil Twilight 6:58 AM EST 5:33 PM EST
Nautical Twilight 6:25 AM EST 6:07 PM EST
Astronomical Twilight 5:52 AM EST 6:39 PM EST
Moon 5:04 AM EST (1/9) 3:03 PM EST (1/9)
Length of Visible Light 10h 35m
Length of Day
9h 36m
Waning Crescent, 6% of the Moon is Illuminated
Jan 9
Waning Crescent
Jan 11
New
Jan 18
First Quarter
Jan 26
Full
Feb 3
Last Quarter

Weather History Calendar

 
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
42 | 30 0.00
Average:
- | - -
Scattered Clouds
Actual:
35 | 24 0.00
Average:
- | - -
Clear
Actual:
35 | 19 0.00
Average:
- | - -
Partly Cloudy
Actual:
39 | 28 0.00
Average:
- | - -
Scattered Clouds
Actual:
41 | 28 0.00
Average:
- | - -
Partly Cloudy
Actual:
48 | 28 0.00
Average:
- | - -
Partly Cloudy
Actual:
44 | 26 0.00
Average:
- | - -
Clear
Actual:
51 | 24 0.00
Average:
- | - -
Scattered Clouds
Actual:
48 | 28 0.01
Average:
- | - -
Clear
Actual:
51 | 35 0.00
Average:
- | - -
Partly Cloudy
Actual:
44 | 33 0.09
Average:
- | - -
Partly Cloudy
Actual:
57 | 39 0.00
Average:
- | - -
Overcast
Actual:
53 | 42 0.00
Average:
- | - -
Partly Cloudy
Actual:
59 | 37 0.16
Average:
- | - -
Overcast
Actual:
37 | 33 0.52
Average:
- | - -
Mostly Cloudy
Actual:
39 | 33 0.36
Average:
- | - -
Partly Cloudy
Actual:
42 | 35 0.00
Average:
- | - -
Scattered Clouds
Actual:
35 | 28 0.00
Average:
- | - -
Clear
Actual:
53 | 28 0.00
Average:
- | - -
Clear
Actual:
55 | 30 0.00
Average:
- | - -
Partly Cloudy
Actual:
42 | 26 0.00
Average:
- | - -
Clear
Actual:
26 | 12 0.00
Average:
- | - -
Partly Cloudy
Actual:
23 | 8 0.00
Average:
- | - -
Partly Cloudy
Actual:
24 | 14 0.00
Average:
- | - -
Partly Cloudy
Actual:
21 | 12 0.00
Average:
- | - -
Partly Cloudy
Actual:
30 | 19 0.01
Average:
- | - -
Scattered Clouds
Actual:
35 | 19 0.00
Average:
- | - -
Partly Cloudy
Actual:
39 | 28 0.14
Average:
- | - -
Scattered Clouds
Actual:
66 | 33 0.00
Average:
- | - -
Partly Cloudy
Actual:
68 | 55 2.63
Average:
- | - -
Partly Cloudy
Actual:
57 | 26 0.46
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

2013 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 42 36 30 28 25 19 75 62 53 30.03 29.99 29.93 10 10 10 10 3 16 0.00  
2 35 30 24 27 16 10 75 56 41 30.25 30.13 30.02 10 10 10 16 4 22 0.00  
3 35 27 19 18 15 10 86 59 41 30.26 30.21 30.16 10 10 10 9 2 - 0.00  
4 39 34 28 19 18 18 64 52 42 30.22 30.17 30.12 10 10 10 20 9 26 0.00  
5 41 34 28 25 19 18 64 54 42 30.39 30.28 30.15 10 10 10 15 8 28 0.00  
6 48 38 28 32 27 25 93 63 40 30.21 30.12 30.05 10 10 8 12 3 16 0.00  
7 44 35 26 28 24 19 80 59 46 30.45 30.37 30.17 10 10 10 15 6 20 0.00  
8 51 38 24 30 27 19 93 64 38 30.44 30.40 30.37 10 10 10 8 3 - 0.00  
9 48 38 28 39 32 25 93 78 46 30.40 30.35 30.25 10 9 5 15 2 20 0.01  
10 51 43 35 28 26 23 65 49 37 30.62 30.52 30.41 10 10 10 14 5 22 0.00  
11 44 38 33 41 33 27 93 76 57 30.53 30.31 30.12 10 7 1 10 3 - 0.09  
12 57 48 39 46 42 39 100 87 67 30.19 30.15 30.12 10 5 0 6 2 - 0.00  
13 53 48 42 52 47 43 100 96 88 30.15 30.08 30.00 4 0 0 9 5 - 0.00  
14 59 48 37 57 44 34 100 80 58 30.34 30.17 29.98 10 9 0 13 4 21 0.16  
15 37 35 33 36 35 30 93 93 87 30.36 30.28 30.17 10 5 2 6 2 - 0.52  
16 39 36 33 37 34 30 100 92 87 30.17 30.02 29.88 10 8 2 13 2 21 0.36  
17 42 38 35 37 30 25 93 70 49 30.15 30.09 30.00 10 10 5 15 4 20 0.00  
18 35 32 28 27 15 7 70 51 35 30.50 30.38 30.08 10 10 10 16 7 24 0.00  
19 53 40 28 27 23 18 69 52 33 30.42 30.23 29.98 10 10 10 10 6 17 0.00  
20 55 44 30 28 20 9 60 41 21 30.11 29.94 29.84 10 10 10 24 8 34 0.00  
21 42 34 26 21 16 9 64 52 38 30.11 30.00 29.82 10 10 10 16 4 39 0.00  
22 26 19 12 9 -3 -8 57 40 30 30.29 30.17 29.96 10 10 10 22 14 33 0.00  
23 23 16 8 7 0 -2 85 49 33 30.35 30.26 30.14 10 10 10 18 5 23 0.00  
24 24 19 14 14 6 0 86 61 34 30.52 30.32 30.10 10 7 2 24 5 28 0.00  
25 21 16 12 16 7 0 93 65 42 30.51 30.30 30.08 10 9 0 10 4 18 0.00  
26 30 24 19 21 18 16 93 78 60 30.44 30.24 30.09 10 10 6 12 2 17 0.01  
27 35 27 19 19 17 14 93 65 48 30.61 30.52 30.45 10 10 5 7 2 - 0.00  
28 39 34 28 37 30 19 93 85 64 30.51 30.26 30.07 10 5 2 9 5 - 0.14  
29 66 50 33 52 44 32 100 79 56 30.15 30.07 30.00 10 7 0 10 3 - 0.00  
30 68 62 55 61 54 48 94 86 72 30.00 29.70 29.29 10 9 3 22 8 29 2.63  
31 57 42 26 55 25 10 100 56 36 29.92 29.61 29.19 10 10 5 34 14 46 0.46