Weather History for Williamsport, PA

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Week of January 13, 2013 through January 19, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 50 °F 40 °F 29 °F
Mean Temperature 46 °F 35 °F 25 °F
Min Temperature 42 °F 29 °F 21 °F
Degree Days  
Heating Degree Days (base 65) 40 30 19 212
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 47 °F 27 °F 4 °F
Precipitation  
Precipitation 0.37 in 0.09 in 0.00 in 0.46 in
Snowdepth 4.0 in 1.3 in 0.0 in -
Wind  
Wind 20 mph 5 mph 0 mph
Gust Wind 23 mph 19 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.46 in 30.12 in 29.81 in

Weekly Weather History Graph

Weekly Weather History Graph

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Date:

Astronomy

Jan. 13, 2013 Rise Set
Actual Time 7:31 AM EST 5:01 PM EST
Civil Twilight 7:01 AM EST 5:32 PM EST
Nautical Twilight 6:27 AM EST 6:06 PM EST
Astronomical Twilight 5:54 AM EST 6:39 PM EST
Moon 8:27 AM EST (1/13) 7:39 PM EST (1/13)
Length of Visible Light 10h 30m
Length of Day
9h 29m
Waxing Crescent, 5% of the Moon is Illuminated
Jan 13
Waxing Crescent
Jan 18
First Quarter
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New

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  
13 48 42 35 47 42 36 100 97 93 30.11 30.01 29.94 6 1 0 16 5 22 0.00 Fog
14 50 46 42 46 37 21 100 70 39 30.33 30.10 29.91 10 7 0 20 9 23 0.09 Fog , Rain
15 36 31 26 27 23 20 85 69 52 30.39 30.30 30.19 10 9 2 6 1 7 T Snow
16 33 31 29 31 29 27 100 93 85 30.17 29.98 29.86 10 4 0 10 3 13 0.37 Fog , Rain , Snow
17 37 33 29 29 28 22 100 82 64 30.12 30.04 29.94 10 7 0 10 4 14 0.00 Fog
18 29 25 21 21 10 4 75 56 37 30.46 30.35 30.08 10 9 1 17 8 23 T Snow
19 47 35 22 27 19 11 62 52 41 30.31 30.09 29.81 10 10 10 16 6 21 0.00