Weather History for Rockford, IL

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Month of April, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 73 °F 61 °F 46 °F
Mean Temperature 67 °F 50 °F 40 °F
Min Temperature 60 °F 39 °F 27 °F
Degree Days  
Heating Degree Days (base 65) 25 15 0 446
Cooling Degree Days (base 65) 2 0 0 2
Growing Degree Days (base 50) 16 2 0 65
Dew Point  
Dew Point 63 °F 36 °F 12 °F
Precipitation  
Precipitation 2.26 in 0.18 in 0.00 in 4.13 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 38 mph 10 mph 0 mph
Gust Wind 53 mph 24 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.42 in 30.02 in 29.47 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Apr. 09, 2012 Rise Set
Actual Time 6:24 AM CDT 7:31 PM CDT
Civil Twilight 5:55 AM CDT 8:00 PM CDT
Nautical Twilight 5:21 AM CDT 8:34 PM CDT
Astronomical Twilight 4:45 AM CDT 9:10 PM CDT
Moon 11:31 PM CDT (4/9) 8:07 AM CDT (4/9)
Length of Visible Light 14h 04m
Length of Day
13h 07m
Waning Gibbous, 88% of the Moon is Illuminated
Apr 9
Waning Gibbous
Apr 13
Last Quarter
Apr 21
New
Apr 29
First Quarter
May 5
Full

Weather History Calendar

Precipitation Actual month total 4.13 Normal Month Total: 3.35
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Thunderstorm
Actual:
60 | 45 0.14
Average:
55 | 33 0.10
Scattered Clouds
Actual:
67 | 45 0.00
Average:
55 | 33 0.11
Partly Cloudy
Actual:
72 | 48 0.00
Average:
55 | 34 0.10
Partly Cloudy
Actual:
63 | 43 0.00
Average:
56 | 34 0.11
Partly Cloudy
Actual:
55 | 34 0.00
Average:
56 | 34 0.10
Clear
Actual:
58 | 30 0.00
Average:
57 | 35 0.11
Rain
Actual:
66 | 33 T
Average:
57 | 35 0.12
Rain
Actual:
67 | 37 T
Average:
58 | 35 0.11
Rain
Actual:
61 | 38 T
Average:
58 | 36 0.11
Scattered Clouds
Actual:
49 | 31 0.00
Average:
59 | 36 0.12
Clear
Actual:
57 | 27 0.00
Average:
59 | 37 0.11
Scattered Clouds
Actual:
64 | 30 0.00
Average:
59 | 37 0.11
Rain
Actual:
61 | 43 T
Average:
60 | 37 0.12
Thunderstorm
Actual:
70 | 50 0.61
Average:
60 | 38 0.11
Thunderstorm
Actual:
73 | 60 2.26
Average:
61 | 38 0.12
Rain
Actual:
66 | 39 T
Average:
61 | 38 0.11
Scattered Clouds
Actual:
59 | 35 0.00
Average:
61 | 39 0.12
Rain
Actual:
72 | 42 0.02
Average:
62 | 39 0.11
Thunderstorm
Actual:
57 | 44 0.24
Average:
62 | 39 0.11
Rain
Actual:
46 | 35 0.11
Average:
63 | 40 0.11
Partly Cloudy
Actual:
53 | 31 0.00
Average:
63 | 40 0.11
Partly Cloudy
Actual:
55 | 36 0.00
Average:
64 | 41 0.11
Scattered Clouds
Actual:
61 | 32 0.00
Average:
64 | 41 0.11
Rain
Actual:
63 | 39 T
Average:
64 | 41 0.11
Rain
Actual:
67 | 45 0.08
Average:
65 | 42 0.11
Partly Cloudy
Actual:
62 | 37 0.00
Average:
65 | 42 0.11
Rain
Actual:
55 | 32 0.01
Average:
65 | 42 0.11
Thunderstorm
Actual:
51 | 41 0.24
Average:
66 | 43 0.12
Rain
Actual:
57 | 40 0.42
Average:
66 | 43 0.12
Overcast
Actual:
60 | 49 T
Average:
67 | 43 0.12
 

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
Apr high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 60 53 45 52 45 38 93 82 71 29.79 29.74 29.68 10 6 2 17 8 23 0.14 Rain , Thunderstorm
2 67 56 45 43 40 37 82 62 42 29.93 29.87 29.80 10 10 7 20 11 26 0.00  
3 72 60 48 52 44 39 71 59 47 30.00 29.89 29.82 10 10 10 21 11 25 0.00  
4 63 53 43 39 29 17 71 48 24 30.02 29.98 29.93 10 10 10 23 13 28 0.00  
5 55 45 34 32 27 20 76 54 32 30.21 30.09 29.97 10 10 10 22 13 28 0.00  
6 58 44 30 29 25 22 75 53 30 30.34 30.27 30.22 10 10 10 15 8 29 0.00  
7 66 50 33 47 34 23 93 62 30 30.29 30.22 30.14 10 10 10 24 9 31 T Rain
8 67 52 37 45 33 23 89 55 21 30.32 30.20 30.09 10 10 9 28 9 36 T Rain
9 61 50 38 39 25 15 76 48 19 30.08 30.04 30.00 10 10 10 33 15 45 T Rain
10 49 40 31 21 18 15 59 45 31 30.21 30.14 30.09 10 10 10 31 11 44 0.00  
11 57 42 27 31 23 18 69 50 30 30.34 30.28 30.22 10 10 10 15 6 20 0.00  
12 64 47 30 30 26 23 85 54 23 30.31 30.23 30.15 10 10 10 12 4 17 0.00  
13 61 52 43 44 33 28 64 47 29 30.19 30.12 30.02 10 10 9 29 17 37 T Rain
14 70 60 50 58 51 43 90 76 61 30.01 29.90 29.78 10 9 4 24 8 31 0.61 Rain , Thunderstorm
15 73 67 60 63 60 57 90 77 64 29.74 29.64 29.49 10 8 1 38 18 53 2.26 Rain , Thunderstorm
16 66 53 39 61 42 33 80 67 54 30.24 29.78 29.47 10 9 2 35 18 47 T Rain
17 59 47 35 38 34 30 82 60 37 30.42 30.33 30.25 10 10 10 13 3 16 0.00  
18 72 57 42 55 45 34 86 67 47 30.27 30.08 29.94 10 10 7 24 10 31 0.02 Rain
19 57 51 44 53 47 41 93 83 72 29.99 29.89 29.76 10 9 4 21 9 26 0.24 Rain , Thunderstorm
20 46 41 35 42 37 33 92 79 65 30.08 29.90 29.69 10 10 7 24 12 30 0.11 Rain
21 53 42 31 33 30 27 92 67 42 30.11 30.06 30.01 10 10 10 14 5 17 0.00  
22 55 46 36 32 27 24 76 54 32 30.17 30.10 30.01 10 10 10 23 10 28 0.00  
23 61 47 32 34 29 25 85 57 29 30.13 30.02 29.84 10 10 10 22 7 30 0.00  
24 63 51 39 39 32 26 67 49 30 29.85 29.77 29.69 10 10 10 10 4 15 T Rain
25 67 56 45 49 44 32 86 69 52 29.75 29.68 29.62 10 10 7 17 7 21 0.08 Rain
26 62 50 37 45 38 28 93 66 38 30.18 29.94 29.67 10 8 5 23 11 30 0.00  
27 55 44 32 32 24 12 89 56 23 30.30 30.22 30.12 10 10 9 22 9 28 0.01 Rain
28 51 46 41 39 36 29 82 68 54 30.24 30.12 30.04 10 9 3 23 12 31 0.24 Rain , Thunderstorm
29 57 49 40 48 40 36 93 72 51 30.27 30.17 30.04 10 7 2 21 10 29 0.42 Rain
30 60 55 49 53 50 46 89 83 77 30.02 29.97 29.94 10 7 3 13 4 15 T