Weather History for Decorah, IA

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Month of February, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 48 °F 34 °F 19 °F
Mean Temperature 36 °F 28 °F 11 °F
Min Temperature 32 °F 21 °F 3 °F
Degree Days  
Heating Degree Days (base 65) 54 37 30 1087
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 37 °F 21 °F -11 °F
Precipitation  
Precipitation 0.34 in 0.01 in 0.00 in 0.43 in
Snowdepth - - - -
Wind  
Wind 24 mph 7 mph 0 mph
Gust Wind 36 mph 20 mph 10 mph
Sea Level Pressure  
Sea Level Pressure 30.52 in 30.07 in 29.29 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Feb. 15, 2012 Rise Set
Actual Time 7:05 AM CST 5:37 PM CST
Civil Twilight 6:36 AM CST 6:06 PM CST
Nautical Twilight 6:02 AM CST 6:39 PM CST
Astronomical Twilight 5:29 AM CST 7:13 PM CST
Moon 2:04 AM CST (2/15) 11:27 AM CST (2/15)
Length of Visible Light 11h 30m
Length of Day
10h 31m
Last Quarter, 38% of the Moon is Illuminated
Feb 15
Last Quarter
Feb 21
New
Feb 29
First Quarter
Mar 8
Full
Mar 14
Last Quarter

Weather History Calendar

Precipitation Actual month total 0.43 Average Month Total: 0.69
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Fog
Actual:
32 | 28 0.00
Average:
26 | 7 0.03
Snow
Actual:
32 | 26 0.00
Average:
26 | 5 0.04
Snow
Actual:
30 | 28 0.00
Average:
24 | 6 0.01
Partly Cloudy
Actual:
39 | 26 0.00
Average:
25 | 7 0.04
Overcast
Actual:
30 | 26 0.00
Average:
24 | 6 0.03
Partly Cloudy
Actual:
35 | 24 0.00
Average:
24 | 6 0.01
Mostly Cloudy
Actual:
30 | 21 0.00
Average:
25 | 4 0.00
Clear
Actual:
28 | 12 0.00
Average:
25 | 7 0.04
Partly Cloudy
Actual:
30 | 14 0.00
Average:
27 | 5 0.04
Snow
Actual:
30 | 10 0.00
Average:
28 | 12 0.01
Clear
Actual:
19 | 3 0.00
Average:
27 | 9 0.02
Clear
Actual:
30 | 8 0.00
Average:
28 | 10 0.01
Snow
Actual:
28 | 14 0.00
Average:
30 | 12 0.01
Snow
Actual:
30 | 28 0.03
Average:
30 | 12 0.00
Partly Cloudy
Actual:
42 | 26 0.00
Average:
29 | 12 0.02
Scattered Clouds
Actual:
39 | 28 0.00
Average:
29 | 11 0.03
Partly Cloudy
Actual:
41 | 24 0.00
Average:
31 | 11 0.02
Scattered Clouds
Actual:
35 | 21 0.00
Average:
32 | 18 0.01
Clear
Actual:
37 | 17 0.00
Average:
31 | 16 0.05
Scattered Clouds
Actual:
39 | 24 0.00
Average:
33 | 14 0.01
Rain
Actual:
37 | 32 0.03
Average:
34 | 16 0.04
Partly Cloudy
Actual:
41 | 26 0.00
Average:
35 | 18 0.06
Snow
Actual:
37 | 26 0.00
Average:
34 | 16 0.05
Snow
Actual:
30 | 17 0.00
Average:
32 | 16 0.05
Snow
Actual:
28 | 10 0.00
Average:
33 | 12 0.00
Scattered Clouds
Actual:
48 | 19 0.00
Average:
37 | 15 0.01
Partly Cloudy
Actual:
33 | 21 0.00
Average:
36 | 20 0.04
Snow
Actual:
33 | 24 0.03
Average:
37 | 18 0.01
Snow
Actual:
41 | 30 0.34
Average:
37 | 18 0.00
 

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 32 30 28 30 29 27 100 96 93 30.14 30.09 29.98 10 3 0 13 5 17 0.00 Fog
2 32 29 26 32 28 27 100 96 93 30.36 30.26 30.17 5 0 0 8 2 - 0.00 Fog , Snow
3 30 29 28 30 29 28 100 97 93 30.46 30.42 30.38 5 2 0 13 5 - 0.00 Fog , Snow
4 39 32 26 27 26 23 93 79 52 30.40 30.32 30.27 10 8 3 12 8 16 0.00  
5 30 28 26 27 27 25 100 94 86 30.36 30.32 30.28 7 5 2 10 5 - 0.00  
6 35 30 24 28 26 25 100 91 70 30.24 30.16 30.10 10 5 1 10 6 17 0.00  
7 30 26 21 27 22 16 93 79 69 30.45 30.37 30.19 10 9 3 14 5 17 0.00  
8 28 20 12 14 10 7 92 64 40 30.46 30.39 30.31 10 10 10 8 2 - 0.00  
9 30 22 14 25 16 10 93 77 68 30.28 30.14 30.00 10 10 10 15 6 21 0.00  
10 30 20 10 27 13 0 86 72 58 30.34 30.07 29.91 10 9 4 22 13 31 0.00 Snow
11 19 11 3 -2 -8 -11 56 42 30 30.52 30.46 30.41 10 10 10 22 13 29 0.00  
12 30 19 8 1 -1 -2 67 45 27 30.44 30.37 30.22 10 10 10 15 10 22 0.00  
13 28 21 14 27 18 3 93 75 54 30.14 29.94 29.79 10 7 1 15 6 20 0.00 Rain , Snow
14 30 29 28 27 26 23 93 87 75 29.86 29.80 29.75 10 7 3 10 4 16 0.03 Snow
15 42 34 26 34 29 25 100 85 70 29.98 29.94 29.89 10 6 2 7 4 - 0.00  
16 39 34 28 32 25 21 93 72 49 30.13 30.08 30.00 10 9 5 14 6 22 0.00  
17 41 32 24 28 24 19 80 68 49 30.12 30.03 30.00 10 10 10 16 5 24 0.00  
18 35 28 21 23 18 16 86 64 44 30.27 30.19 30.12 10 10 10 14 5 - 0.00  
19 37 27 17 23 19 14 93 71 48 30.19 30.16 30.12 10 10 10 8 2 - 0.00  
20 39 32 24 25 21 19 86 66 45 30.17 30.06 29.85 10 10 10 20 9 26 0.00  
21 37 34 32 30 29 23 93 81 69 29.70 29.62 29.56 10 8 3 18 12 29 0.03 Rain
22 41 34 26 28 25 21 86 72 53 29.62 29.50 29.41 10 10 10 7 3 - 0.00  
23 37 32 26 28 23 21 93 71 52 29.63 29.51 29.44 10 9 1 13 4 - 0.00 Snow
24 30 24 17 28 20 9 100 79 63 30.01 29.80 29.62 10 8 2 17 8 28 0.00 Snow
25 28 19 10 16 11 5 86 71 59 30.24 30.16 30.01 10 10 7 21 9 26 0.00 Snow
26 48 34 19 30 21 14 86 65 49 30.12 29.91 29.79 10 10 10 24 15 36 0.00  
27 33 27 21 18 16 16 80 67 48 30.43 30.31 30.07 10 10 10 15 10 28 0.00  
28 33 28 24 30 24 18 93 79 69 30.40 30.17 29.77 10 9 2 15 6 22 0.03 Rain , Snow
29 41 36 30 37 32 28 100 91 81 29.60 29.39 29.29 10 6 0 23 15 30 0.34 Rain , Snow