Weather History for Williamsport, PA

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Month of January, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 61 °F 36 °F 17 °F
Mean Temperature 48 °F 29 °F 9 °F
Min Temperature 42 °F 21 °F 1 °F
Degree Days  
Heating Degree Days (base 65) 56 36 17 1117
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 55 °F 21 °F -9 °F
Precipitation  
Precipitation 0.76 in 0.11 in 0.00 in 2.64 in
Snowdepth 7.0 in 2.5 in 0.0 in -
Wind  
Wind 35 mph 6 mph 0 mph
Gust Wind 46 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.59 in 30.13 in 29.11 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Jan. 21, 2013 Rise Set
Actual Time 7:27 AM EST 5:10 PM EST
Civil Twilight 6:57 AM EST 5:40 PM EST
Nautical Twilight 6:24 AM EST 6:14 PM EST
Astronomical Twilight 5:51 AM EST 6:47 PM EST
Moon 12:49 PM EST (1/21) 2:54 AM EST (1/21)
Length of Visible Light 10h 43m
Length of Day
9h 43m
Waxing Gibbous, 75% of the Moon is Illuminated
Jan 21
Waxing Gibbous
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
Feb 17
First Quarter

Weather History Calendar

Precipitation Actual month total 2.64 Normal Month Total: 2.70
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Snow
Actual:
37 | 25 T
Average:
35 | 20 0.08
Partly Cloudy
Actual:
29 | 21 0.00
Average:
35 | 20 0.08
Partly Cloudy
Actual:
32 | 9 0.00
Average:
34 | 20 0.08
Partly Cloudy
Actual:
33 | 26 0.00
Average:
34 | 20 0.08
Partly Cloudy
Actual:
35 | 24 0.00
Average:
34 | 20 0.09
Overcast
Actual:
37 | 27 0.00
Average:
34 | 20 0.09
Partly Cloudy
Actual:
40 | 22 0.00
Average:
34 | 19 0.08
Clear
Actual:
40 | 16 0.00
Average:
34 | 19 0.08
Scattered Clouds
Actual:
38 | 19 0.00
Average:
34 | 19 0.09
Partly Cloudy
Actual:
45 | 24 0.00
Average:
34 | 19 0.08
Rain
Actual:
41 | 29 0.31
Average:
34 | 19 0.09
Fog
Actual:
41 | 34 0.00
Average:
34 | 19 0.09
Fog
Actual:
48 | 35 0.00
Average:
34 | 19 0.09
Rain
Actual:
50 | 42 0.09
Average:
34 | 19 0.09
Snow
Actual:
36 | 26 T
Average:
34 | 19 0.09
Snow
Actual:
33 | 29 0.37
Average:
34 | 19 0.09
Fog
Actual:
37 | 29 0.00
Average:
34 | 19 0.09
Snow
Actual:
29 | 21 T
Average:
34 | 19 0.09
Partly Cloudy
Actual:
47 | 22 0.00
Average:
34 | 19 0.09
Scattered Clouds
Actual:
47 | 23 0.00
Average:
34 | 19 0.09
Snow
Actual:
27 | 18 0.07
Average:
34 | 19 0.09
Snow
Actual:
18 | 7 T
Average:
34 | 19 0.09
Partly Cloudy
Actual:
17 | 1 T
Average:
34 | 19 0.09
Snow
Actual:
23 | 5 T
Average:
34 | 19 0.09
Snow
Actual:
17 | 7 0.07
Average:
34 | 19 0.08
Partly Cloudy
Actual:
26 | 7 T
Average:
34 | 19 0.09
Scattered Clouds
Actual:
33 | 3 0.00
Average:
35 | 19 0.08
Snow
Actual:
33 | 21 0.31
Average:
35 | 19 0.09
Rain
Actual:
37 | 32 0.12
Average:
35 | 20 0.09
Rain
Actual:
61 | 34 0.76
Average:
35 | 20 0.09
Snow
Actual:
55 | 22 0.54
Average:
35 | 20 0.09
 

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 37 31 25 28 21 11 75 61 47 30.04 29.95 29.89 10 10 9 16 7 21 T Snow
2 29 25 21 14 13 11 68 59 50 30.23 30.11 30.02 10 10 10 18 8 22 0.00  
3 32 21 9 21 14 6 92 69 46 30.23 30.16 30.09 10 10 8 13 5 16 0.00  
4 33 30 26 22 19 16 69 60 51 30.11 30.07 30.01 10 10 10 25 12 32 0.00  
5 35 30 24 22 20 16 88 72 56 30.37 30.24 30.11 10 10 7 15 6 20 0.00  
6 37 32 27 29 24 22 84 72 59 30.16 30.07 29.99 10 7 5 9 1 13 0.00  
7 40 31 22 30 25 19 88 68 48 30.39 30.31 30.11 10 10 7 13 6 16 0.00  
8 40 28 16 26 20 14 92 73 54 30.40 30.37 30.34 9 5 2 5 0 6 0.00  
9 38 29 19 25 21 16 100 85 69 30.38 30.30 30.17 10 3 2 10 1 15 0.00  
10 45 35 24 27 25 22 92 69 45 30.59 30.52 30.37 10 9 4 14 4 16 0.00  
11 41 35 29 36 31 25 100 80 59 30.49 30.24 30.09 10 7 0 21 6 26 0.31 Fog , Rain
12 41 38 34 39 36 34 100 96 92 30.16 30.13 30.10 5 1 0 7 1 8 0.00 Fog
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  
20 47 35 23 28 16 6 64 46 27 30.10 29.86 29.67 10 10 10 33 14 46 0.00  
21 27 23 18 22 14 7 88 67 46 30.09 29.95 29.87 10 6 0 17 5 22 0.07 Fog , Snow
22 18 13 7 7 -2 -9 66 52 38 30.25 30.11 29.93 10 9 2 23 12 31 T Snow
23 17 9 1 2 -1 -4 79 65 51 30.29 30.23 30.17 10 10 10 5 6 6 T  
24 23 14 5 7 2 -3 83 59 34 30.52 30.32 30.14 10 9 2 22 7 29 T Snow
25 17 12 7 11 6 -1 91 75 58 30.51 30.23 30.06 10 6 0 10 3 14 0.07 Fog , Snow
26 26 17 7 12 8 3 88 67 46 30.44 30.24 30.08 10 9 7 12 4 16 T  
27 33 18 3 14 9 -1 88 66 43 30.59 30.52 30.46 10 10 9 7 1 9 0.00  
28 33 27 21 32 26 14 100 86 71 30.44 30.18 30.02 10 3 1 13 4 23 0.31 Rain , Snow
29 37 35 32 37 34 30 100 98 96 30.13 30.05 29.97 2 1 0 10 2 14 0.12 Fog , Rain
30 61 48 34 55 46 34 100 92 84 29.92 29.61 29.18 10 3 0 24 10 33 0.76 Fog , Rain
31 55 39 22 52 27 9 93 68 43 29.80 29.47 29.11 10 8 1 35 19 45 0.54 Rain , Snow