Weather History for Alton, IL

Change the Weather History Date:

Month of January, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 69 °F 44 °F 21 °F
Mean Temperature 62 °F 36 °F 17 °F
Min Temperature 55 °F 27 °F 12 °F
Degree Days  
Heating Degree Days (base 65) 48 29 4 910
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 12 1 0 32
Dew Point  
Dew Point 61 °F 25 °F -6 °F
Precipitation  
Precipitation 0.33 in 0.04 in 0.00 in 1.33 in
Snowdepth - - - -
Wind  
Wind 28 mph 8 mph 0 mph
Gust Wind 40 mph 21 mph 9 mph
Sea Level Pressure  
Sea Level Pressure 30.62 in 30.18 in 29.38 in

Monthly Weather History Graph

Monthly Weather History Graph

Search for Another Location

Airport:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Jan. 24, 2013 Rise Set
Actual Time 7:12 AM CST 5:12 PM CST
Civil Twilight 6:43 AM CST 5:41 PM CST
Nautical Twilight 6:11 AM CST 6:13 PM CST
Astronomical Twilight 5:39 AM CST 6:45 PM CST
Moon 3:15 PM CST (1/24) 5:09 AM CST (1/24)
Length of Visible Light 10h 57m
Length of Day
10h 00m
Waxing Gibbous, 94% of the Moon is Illuminated
Jan 24
Waxing Gibbous
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
Feb 17
First Quarter

Weather History Calendar

Precipitation Actual month total 1.33 Average Month Total: 2.87
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Snow
Actual:
31 | 17 0.00
Average:
39 | 24 0.10
Scattered Clouds
Actual:
32 | 12 0.00
Average:
39 | 24 0.10
Scattered Clouds
Actual:
41 | 20 0.00
Average:
38 | 24 0.10
Clear
Actual:
41 | 23 0.00
Average:
38 | 24 0.10
Partly Cloudy
Actual:
44 | 27 0.00
Average:
37 | 23 0.09
Partly Cloudy
Actual:
43 | 26 0.00
Average:
37 | 23 0.09
Clear
Actual:
44 | 23 0.00
Average:
37 | 23 0.09
Partly Cloudy
Actual:
53 | 27 0.00
Average:
36 | 23 0.10
Rain
Actual:
57 | 40 0.00
Average:
36 | 23 0.10
Rain
Actual:
60 | 41 0.28
Average:
35 | 22 0.09
Partly Cloudy
Actual:
62 | 53 0.16
Average:
35 | 22 0.10
Snow
Actual:
59 | 34 0.24
Average:
35 | 22 0.10
Partly Cloudy
Actual:
35 | 20 0.01
Average:
34 | 22 0.10
Scattered Clouds
Actual:
28 | 19 0.00
Average:
34 | 22 0.10
Partly Cloudy
Actual:
32 | 20 0.00
Average:
34 | 22 0.09
Scattered Clouds
Actual:
42 | 20 0.00
Average:
34 | 22 0.10
Partly Cloudy
Actual:
41 | 27 0.00
Average:
34 | 22 0.09
Clear
Actual:
48 | 26 0.00
Average:
34 | 21 0.09
Clear
Actual:
64 | 39 0.00
Average:
35 | 21 0.08
Partly Cloudy
Actual:
46 | 26 0.00
Average:
35 | 21 0.08
Partly Cloudy
Actual:
26 | 16 0.00
Average:
35 | 21 0.07
Snow
Actual:
21 | 13 0.00
Average:
35 | 21 0.07
Scattered Clouds
Actual:
41 | 15 0.00
Average:
35 | 21 0.07
Partly Cloudy
Actual:
30 | 17 0.00
Average:
36 | 22 0.07
Partly Cloudy
Actual:
42 | 29 0.00
Average:
36 | 22 0.08
Scattered Clouds
Actual:
39 | 24 0.00
Average:
36 | 22 0.09
Rain
Actual:
51 | 29 0.00
Average:
37 | 23 0.10
Partly Cloudy
Actual:
69 | 51 0.00
Average:
37 | 23 0.10
Rain
Actual:
68 | 55 0.33
Average:
38 | 24 0.11
Snow
Actual:
55 | 30 0.31
Average:
38 | 24 0.11
Snow
Actual:
33 | 14 0.00
Average:
39 | 24 0.11
 

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 31 24 17 30 20 12 95 79 64 30.28 30.19 30.12 10 9 2 14 6 17 0.00 Snow
2 32 22 12 18 13 9 86 76 48 30.28 30.24 30.20 10 9 6 9 2 - 0.00  
3 41 30 20 28 22 16 84 75 56 30.39 30.30 30.21 10 10 7 18 4 - 0.00  
4 41 32 23 25 22 19 85 68 42 30.42 30.35 30.31 10 10 10 16 7 - 0.00  
5 44 36 27 36 26 21 93 71 53 30.32 30.23 30.10 10 10 10 12 5 - 0.00  
6 43 34 26 32 27 19 86 72 48 30.39 30.21 30.08 10 10 7 17 11 29 0.00  
7 44 34 23 27 23 20 90 80 49 30.40 30.33 30.16 10 8 7 17 4 23 0.00  
8 53 40 27 36 28 21 86 67 30 30.22 30.16 30.11 10 10 7 14 5 - 0.00  
9 57 48 40 43 36 25 93 68 33 30.48 30.35 30.13 10 10 10 12 6 - 0.00 Rain
10 60 50 41 58 40 30 94 75 54 30.47 30.18 29.78 10 7 0 17 8 21 0.28 Fog , Rain
11 62 58 53 58 51 48 93 82 63 29.88 29.82 29.76 10 10 7 21 11 29 0.16  
12 59 46 34 52 43 32 90 79 48 29.96 29.88 29.81 10 8 2 25 12 29 0.24 Rain , Snow
13 35 28 20 32 24 16 92 84 60 30.37 30.12 29.92 10 10 5 21 8 17 0.01  
14 28 24 19 20 17 14 87 79 59 30.49 30.42 30.37 10 10 10 9 4 - 0.00  
15 32 26 20 25 20 17 89 80 64 30.43 30.31 30.12 10 10 10 15 2 - 0.00  
16 42 31 20 27 21 10 93 70 33 30.16 30.11 30.04 10 9 7 12 4 - 0.00  
17 41 34 27 32 26 16 82 70 36 30.49 30.29 30.12 10 10 10 23 6 - 0.00  
18 48 37 26 28 24 22 86 68 37 30.50 30.35 30.13 10 10 10 21 6 28 0.00  
19 64 52 39 36 29 27 67 51 24 30.14 30.07 29.91 10 10 10 21 13 24 0.00  
20 46 36 26 30 15 7 68 47 32 30.35 30.27 30.12 10 10 10 18 12 32 0.00  
21 26 21 16 19 5 -6 86 49 26 30.40 30.34 30.30 10 10 10 21 10 32 0.00  
22 21 17 13 14 5 0 77 59 45 30.49 30.40 30.14 10 10 3 16 4 - 0.00 Snow
23 41 28 15 25 16 11 86 70 39 30.38 30.30 30.15 10 10 8 18 4 20 0.00  
24 30 24 17 16 6 1 63 46 33 30.62 30.44 30.27 10 10 10 18 10 20 0.00  
25 42 36 29 20 13 5 59 45 34 30.28 30.18 30.11 10 10 10 15 7 17 0.00  
26 39 32 24 21 16 7 64 52 28 30.41 30.31 30.23 10 10 10 12 6 - 0.00  
27 51 40 29 48 31 18 93 77 60 30.32 30.16 29.98 10 7 2 20 9 25 0.00 Rain
28 69 60 51 61 55 49 90 86 73 29.98 29.93 29.87 10 8 5 18 10 22 0.00  
29 68 62 55 61 58 53 94 86 78 29.86 29.69 29.45 10 9 2 23 14 28 0.33 Rain
30 55 43 30 53 37 19 94 79 60 29.90 29.59 29.38 10 10 7 28 14 40 0.31 Rain , Snow
31 33 24 14 23 15 -3 73 61 47 30.38 30.06 29.91 10 9 4 23 16 30 0.00 Snow