Weather History for Gaithersburg, MD

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Week of June 23, 2013 through June 29, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 91 °F 87 °F 82 °F
Mean Temperature 78 °F 76 °F 74 °F
Min Temperature 69 °F 65 °F 62 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 14 11 9 77
Growing Degree Days (base 50) 28 26 24 183
Dew Point  
Dew Point 72 °F 67 °F 57 °F
Precipitation  
Precipitation 0.34 in 0.13 in 0.00 in 0.91 in
Snowdepth - - - -
Wind  
Wind 22 mph 3 mph 0 mph
Gust Wind 32 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.24 in 29.89 in 29.53 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Jun. 27, 2013 Rise Set
Actual Time 5:44 AM EDT 8:38 PM EDT
Civil Twilight 5:12 AM EDT 9:11 PM EDT
Nautical Twilight 4:31 AM EDT 9:51 PM EDT
Astronomical Twilight 3:44 AM EDT 10:38 PM EDT
Moon 11:37 PM EDT (6/27) 10:41 AM EDT (6/27)
Length of Visible Light 15h 58m
Length of Day
14h 54m
Waning Gibbous, 76% of the Moon is Illuminated
Jun 27
Waning Gibbous
Jun 30
Last Quarter
Jul 8
New
Jul 15
First Quarter
Jul 22
Full

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Jun high avg low high avg low high avg low high avg low high avg low high avg high sum  
23 84 75 66 72 68 63 94 80 55 30.24 30.18 30.11 10 10 2 7 2 - 0.17  
24 91 78 66 72 69 64 100 80 49 30.17 30.13 30.07 10 10 1 22 2 32 0.34 Thunderstorm
25 89 76 62 72 68 63 100 74 49 30.08 30.02 29.93 10 9 1 10 3 17 0.09 Thunderstorm
26 89 76 64 72 68 63 100 81 52 29.96 29.91 29.86 10 9 1 9 2 - 0.23 Thunderstorm
27 82 74 66 72 69 64 100 85 70 29.88 29.76 29.66 10 9 3 10 3 - 0.00  
28 86 78 69 72 67 61 89 75 58 29.67 29.60 29.53 10 10 7 12 4 22 0.08 Thunderstorm
29 87 76 64 66 63 57 100 67 40 29.74 29.64 29.57 10 10 5 10 3 - 0.00