Weather History for Pontiac, IL

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Month of January, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 64 °F 37 °F 15 °F
Mean Temperature 58 °F 28 °F 9 °F
Min Temperature 51 °F 19 °F 3 °F
Degree Days  
Heating Degree Days (base 65) 56 37 8 1140
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 8 0 0 10
Dew Point  
Dew Point 61 °F 22 °F -6 °F
Precipitation  
Precipitation 1.43 in 0.08 in 0.00 in 2.46 in
Snowdepth - - - -
Wind  
Wind 34 mph 11 mph 0 mph
Gust Wind 45 mph 25 mph 12 mph
Sea Level Pressure  
Sea Level Pressure 30.61 in 30.13 in 29.25 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Jan. 13, 2013 Rise Set
Actual Time 7:17 AM CST 4:49 PM CST
Civil Twilight 6:47 AM CST 5:19 PM CST
Nautical Twilight 6:13 AM CST 5:53 PM CST
Astronomical Twilight 5:40 AM CST 6:26 PM CST
Moon 8:14 AM CST (1/13) 7:29 PM CST (1/13)
Length of Visible Light 10h 32m
Length of Day
9h 31m
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

Weather History Calendar

Precipitation Actual month total 2.46 Average Month Total: 1.45
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Scattered Clouds
Actual:
24 | 8 0.00
Average:
29 | 16 0.09
Scattered Clouds
Actual:
26 | 5 0.00
Average:
30 | 16 0.02
Partly Cloudy
Actual:
33 | 17 0.00
Average:
32 | 17 0.03
Clear
Actual:
33 | 12 0.00
Average:
31 | 14 0.10
Snow
Actual:
37 | 19 0.00
Average:
31 | 13 0.06
Partly Cloudy
Actual:
37 | 17 0.00
Average:
31 | 16 0.04
Clear
Actual:
39 | 15 0.00
Average:
29 | 14 0.03
Scattered Clouds
Actual:
44 | 28 0.00
Average:
26 | 11 0.02
Clear
Actual:
51 | 26 0.00
Average:
27 | 13 0.04
Rain
Actual:
48 | 26 0.40
Average:
27 | 11 0.11
Rain
Actual:
57 | 48 0.15
Average:
27 | 12 0.03
Snow
Actual:
53 | 30 0.10
Average:
28 | 11 0.02
Snow
Actual:
30 | 15 0.00
Average:
30 | 14 0.07
Clear
Actual:
24 | 14 0.00
Average:
29 | 15 0.06
Clear
Actual:
30 | 12 0.00
Average:
28 | 13 0.02
Partly Cloudy
Actual:
37 | 17 0.00
Average:
29 | 11 0.05
Scattered Clouds
Actual:
35 | 21 0.00
Average:
30 | 13 0.03
Clear
Actual:
44 | 17 0.00
Average:
29 | 13 0.07
Clear
Actual:
53 | 33 0.00
Average:
29 | 13 0.02
Snow
Actual:
30 | 15 0.00
Average:
30 | 14 0.07
Snow
Actual:
17 | 5 0.00
Average:
29 | 16 0.04
Scattered Clouds
Actual:
15 | 3 0.00
Average:
32 | 17 0.02
Snow
Actual:
28 | 12 0.00
Average:
35 | 18 0.04
Clear
Actual:
24 | 8 0.00
Average:
36 | 16 0.02
Snow
Actual:
35 | 21 0.00
Average:
33 | 16 0.06
Scattered Clouds
Actual:
30 | 12 0.00
Average:
28 | 13 0.02
Snow
Actual:
42 | 21 0.17
Average:
28 | 13 0.09
Thunderstorm
Actual:
57 | 44 0.01
Average:
30 | 13 0.04
Thunderstorm
Actual:
64 | 51 1.43
Average:
31 | 14 0.04
Snow
Actual:
51 | 21 0.20
Average:
31 | 16 0.08
Snow
Actual:
23 | 6 0.00
Average:
33 | 17 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

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 24 16 8 19 11 3 86 71 50 30.25 30.18 30.11 10 10 7 13 9 - 0.00  
2 26 16 5 16 10 1 85 74 59 30.23 30.17 30.12 10 10 10 16 6 20 0.00  
3 33 25 17 28 20 12 93 79 60 30.32 30.22 30.12 10 10 5 22 12 28 0.00  
4 33 22 12 25 18 9 86 79 70 30.31 30.27 30.22 10 10 10 21 12 25 0.00  
5 37 28 19 34 27 16 100 87 70 30.26 30.15 29.98 10 9 1 18 8 25 0.00 Rain , Snow
6 37 27 17 34 24 16 100 83 69 30.35 30.16 29.97 10 9 7 24 14 31 0.00  
7 39 27 15 28 23 12 100 80 65 30.36 30.25 30.13 10 10 7 22 10 30 0.00  
8 44 36 28 36 29 25 86 77 61 30.17 30.12 30.06 10 10 7 18 10 23 0.00  
9 51 38 26 36 30 23 93 73 33 30.51 30.31 30.06 10 10 10 26 12 36 0.00  
10 48 37 26 46 32 25 100 86 61 30.50 30.22 29.83 10 7 0 20 9 25 0.40 Rain
11 57 52 48 54 50 46 100 92 82 29.82 29.76 29.69 10 8 2 24 14 30 0.15 Rain
12 53 42 30 48 39 28 100 84 70 29.98 29.89 29.75 10 9 2 21 13 25 0.10 Rain , Snow
13 30 22 15 30 20 10 100 87 74 30.28 30.07 29.89 10 10 3 15 8 - 0.00 Snow
14 24 19 14 18 14 10 93 81 69 30.46 30.41 30.29 10 10 10 8 4 - 0.00  
15 30 21 12 25 17 10 100 83 69 30.44 30.32 30.12 10 10 7 6 1 - 0.00  
16 37 27 17 30 23 16 100 81 65 30.12 30.02 29.88 10 9 5 22 6 31 0.00  
17 35 28 21 32 23 18 100 75 52 30.43 30.28 30.08 10 10 7 20 7 26 0.00  
18 44 30 17 30 24 16 93 72 57 30.45 30.22 29.98 10 10 10 30 12 37 0.00  
19 53 43 33 39 33 16 81 68 48 30.01 29.90 29.79 10 10 10 34 19 45 0.00  
20 30 22 15 16 10 7 73 64 47 30.32 30.24 30.03 10 10 10 33 18 40 0.00 Snow
21 17 12 5 10 1 -6 85 63 45 30.32 30.24 30.18 10 9 1 28 18 37 0.00 Snow
22 15 9 3 1 -2 -6 85 60 45 30.41 30.35 30.30 10 10 10 16 12 23 0.00  
23 28 20 12 12 6 1 79 56 42 30.35 30.23 30.10 10 10 4 28 7 34 0.00 Snow
24 24 16 8 9 2 -2 67 53 34 30.61 30.49 30.34 10 10 10 21 13 26 0.00  
25 35 28 21 19 15 7 86 65 48 30.32 30.11 29.99 10 10 3 20 11 26 0.00 Snow
26 30 21 12 16 11 7 86 63 40 30.39 30.33 30.20 10 10 10 13 6 - 0.00  
27 42 30 21 41 27 16 100 82 64 30.37 30.16 29.93 10 7 0 18 11 23 0.17 Fog , Rain , Snow
28 57 50 44 55 49 43 100 98 93 29.94 29.89 29.81 4 1 0 23 13 28 0.01 Fog , Rain , Thunderstorm
29 64 58 51 61 58 52 100 94 88 29.80 29.61 29.40 10 6 0 28 18 36 1.43 Rain , Thunderstorm
30 51 37 21 52 36 18 100 94 80 29.72 29.41 29.25 10 7 0 34 13 40 0.20 Fog , Rain , Snow
31 23 14 6 18 9 -2 86 73 67 30.24 29.95 29.73 10 9 2 33 24 39 0.00 Snow