Weather History for Romeoville, IL

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Month of February, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 59 °F 40 °F 21 °F
Mean Temperature 47 °F 32 °F 15 °F
Min Temperature 34 °F 25 °F 9 °F
Degree Days  
Heating Degree Days (base 65) 50 33 18 945
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 53 °F 27 °F 0 °F
Precipitation  
Precipitation 0.31 in 0.06 in 0.00 in 1.58 in
Snowdepth 1.0 in 0.1 in 0.0 in -
Wind  
Wind 38 mph 10 mph 0 mph
Gust Wind 51 mph 22 mph 10 mph
Sea Level Pressure  
Sea Level Pressure 30.46 in 30.08 in 29.36 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Feb. 18, 2012 Rise Set
Actual Time 6:44 AM CST 5:29 PM CST
Civil Twilight 6:15 AM CST 5:57 PM CST
Nautical Twilight 5:43 AM CST 6:29 PM CST
Astronomical Twilight 5:11 AM CST 7:01 PM CST
Moon 4:25 AM CST (2/18) 2:23 PM CST (2/18)
Length of Visible Light 11h 41m
Length of Day
10h 44m
Waning Crescent, 11% of the Moon is Illuminated
Feb 18
Waning Crescent
Feb 21
New
Feb 29
First Quarter
Mar 8
Full
Mar 14
Last Quarter

Weather History Calendar

Precipitation Actual month total 1.58 Normal Month Total: 1.78
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
46 | 31 0.00
Average:
32 | 16 0.05
Fog
Actual:
39 | 29 0.00
Average:
32 | 17 0.06
Partly Cloudy
Actual:
41 | 34 0.17
Average:
32 | 17 0.06
Rain
Actual:
42 | 30 0.31
Average:
32 | 17 0.05
Scattered Clouds
Actual:
44 | 26 0.00
Average:
32 | 17 0.06
Fog
Actual:
31 | 29 0.00
Average:
33 | 17 0.05
Snow
Actual:
35 | 26 T
Average:
33 | 18 0.05
Partly Cloudy
Actual:
34 | 24 T
Average:
33 | 18 0.05
Scattered Clouds
Actual:
34 | 18 0.00
Average:
34 | 18 0.06
Snow
Actual:
35 | 13 0.05
Average:
34 | 18 0.06
Clear
Actual:
21 | 9 0.00
Average:
34 | 18 0.06
Clear
Actual:
36 | 15 0.00
Average:
34 | 19 0.06
Rain
Actual:
37 | 15 0.04
Average:
35 | 19 0.06
Snow
Actual:
35 | 28 0.01
Average:
35 | 19 0.06
Mostly Cloudy
Actual:
41 | 30 0.23
Average:
35 | 20 0.05
Rain
Actual:
47 | 29 0.13
Average:
36 | 20 0.06
Scattered Clouds
Actual:
50 | 24 0.00
Average:
36 | 20 0.07
Scattered Clouds
Actual:
40 | 26 0.00
Average:
36 | 21 0.06
Scattered Clouds
Actual:
39 | 23 0.00
Average:
37 | 21 0.06
Clear
Actual:
43 | 21 0.00
Average:
37 | 21 0.07
Snow
Actual:
42 | 32 0.06
Average:
38 | 22 0.06
Snow
Actual:
42 | 31 T
Average:
38 | 22 0.08
Rain
Actual:
38 | 28 0.07
Average:
38 | 22 0.08
Snow
Actual:
36 | 25 0.15
Average:
39 | 23 0.08
Clear
Actual:
29 | 18 0.00
Average:
39 | 23 0.08
Clear
Actual:
52 | 19 0.00
Average:
40 | 23 0.08
Partly Cloudy
Actual:
37 | 24 0.00
Average:
40 | 24 0.08
Partly Cloudy
Actual:
48 | 23 0.15
Average:
41 | 24 0.08
Thunderstorm
Actual:
59 | 34 0.21
Average:
41 | 24 -
 

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

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Feb high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 46 39 31 38 35 32 100 88 72 30.11 30.06 29.92 10 8 5 13 6 - 0.00  
2 39 34 29 36 34 31 100 99 93 30.34 30.25 30.16 5 2 0 8 2 - 0.00 Fog
3 41 38 34 36 34 32 100 92 80 30.45 30.41 30.37 7 3 2 20 7 21 0.17  
4 42 36 30 36 34 32 100 92 81 30.33 30.24 30.16 7 4 2 17 13 18 0.31 Rain
5 44 35 26 35 31 26 99 84 61 30.28 30.24 30.18 10 8 3 12 5 - 0.00  
6 31 30 29 30 29 28 100 97 90 30.23 30.19 30.13 7 3 0 15 9 20 0.00 Fog
7 35 31 26 32 28 25 100 90 79 30.35 30.27 30.19 10 6 1 23 8 29 T Snow
8 34 29 24 25 22 19 87 73 58 30.38 30.35 30.31 10 10 10 13 9 20 T  
9 34 26 18 24 21 18 94 81 66 30.31 30.24 30.13 10 9 5 15 9 22 0.00  
10 35 24 13 32 27 15 98 88 80 30.07 29.96 29.88 10 6 0 26 11 37 0.05 Rain , Snow
11 21 15 9 7 3 0 73 62 48 30.38 30.32 30.21 10 10 10 25 17 33 0.00  
12 36 26 15 18 10 4 69 58 48 30.35 30.31 30.25 10 10 10 20 14 23 0.00  
13 37 26 15 22 15 10 83 66 46 30.23 30.09 29.92 10 10 10 18 7 28 0.04 Rain
14 35 32 28 32 30 27 99 94 84 29.95 29.85 29.81 10 7 2 12 8 - 0.01 Rain , Snow
15 41 36 30 37 33 29 100 92 83 30.09 30.04 29.98 10 7 3 18 10 22 0.23  
16 47 38 29 37 34 28 100 85 55 30.11 30.03 29.94 10 5 0 17 7 24 0.13 Rain
17 50 37 24 34 29 23 94 76 52 30.16 30.10 29.99 10 10 10 21 8 26 0.00  
18 40 33 26 30 24 17 93 72 42 30.21 30.13 30.04 10 10 10 16 8 21 0.00  
19 39 31 23 26 21 18 95 73 46 30.21 30.17 30.13 10 10 10 13 4 17 0.00  
20 43 32 21 28 24 19 94 75 55 30.28 30.21 30.07 10 10 10 18 7 22 0.00  
21 42 37 32 39 34 27 100 89 71 29.86 29.69 29.64 10 7 1 24 14 33 0.06 Rain , Snow
22 42 37 31 37 34 29 100 90 77 29.70 29.55 29.42 10 9 2 10 6 16 T Rain , Snow
23 38 33 28 37 33 26 100 98 94 29.55 29.50 29.45 5 2 0 17 5 18 0.07 Fog , Rain
24 36 31 25 34 30 24 100 92 81 29.89 29.60 29.36 10 6 1 28 16 34 0.15 Rain , Snow
25 29 24 18 21 18 14 88 78 64 30.31 30.16 29.96 10 10 10 20 14 26 0.00  
26 52 36 19 32 24 17 92 69 43 30.30 30.14 29.97 10 10 10 31 14 40 0.00  
27 37 31 24 28 25 22 80 73 68 30.45 30.28 30.10 10 10 10 25 13 32 0.00  
28 48 36 23 31 26 21 96 74 45 30.46 30.32 30.07 10 10 7 17 7 18 0.15  
29 59 47 34 53 41 32 100 74 42 29.74 29.52 29.41 10 7 2 38 20 51 0.21 Rain , Thunderstorm