Weather History for Sioux City, IA

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Month of May, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 94 °F 79 °F 64 °F
Mean Temperature 80 °F 66 °F 55 °F
Min Temperature 65 °F 52 °F 39 °F
Degree Days  
Heating Degree Days (base 65) 10 3 0 86
Cooling Degree Days (base 65) 15 4 0 115
Growing Degree Days (base 50) 28 16 4 489
Dew Point  
Dew Point 74 °F 50 °F 29 °F
Precipitation  
Precipitation 1.20 in 0.21 in 0.00 in 6.20 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 36 mph 11 mph 0 mph
Gust Wind 45 mph 25 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.39 in 29.89 in 29.37 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

May. 13, 2012 Rise Set
Actual Time 6:05 AM CDT 8:38 PM CDT
Civil Twilight 5:33 AM CDT 9:10 PM CDT
Nautical Twilight 4:53 AM CDT 9:51 PM CDT
Astronomical Twilight 4:08 AM CDT 10:36 PM CDT
Moon 2:19 AM CDT (5/13) 1:53 PM CDT (5/13)
Length of Visible Light 15h 37m
Length of Day
14h 33m
Last Quarter, 42% of the Moon is Illuminated
May 13
Last Quarter
May 20
New
May 28
First Quarter
Jun 4
Full
Jun 11
Last Quarter

Weather History Calendar

Precipitation Actual month total 6.20 Normal Month Total: 3.74
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Thunderstorm
Actual:
87 | 56 0.51
Average:
68 | 43 0.11
Partly Cloudy
Actual:
80 | 56 0.01
Average:
69 | 44 0.12
Thunderstorm
Actual:
86 | 63 0.17
Average:
69 | 44 0.11
Thunderstorm
Actual:
87 | 62 0.06
Average:
69 | 44 0.12
Partly Cloudy
Actual:
93 | 63 0.00
Average:
70 | 45 0.11
Thunderstorm
Actual:
78 | 52 0.25
Average:
70 | 45 0.11
Clear
Actual:
71 | 49 0.00
Average:
70 | 46 0.11
Partly Cloudy
Actual:
65 | 46 0.00
Average:
71 | 46 0.12
Scattered Clouds
Actual:
69 | 40 0.00
Average:
71 | 46 0.12
Clear
Actual:
87 | 46 0.00
Average:
71 | 47 0.12
Partly Cloudy
Actual:
72 | 52 0.00
Average:
72 | 47 0.12
Partly Cloudy
Actual:
72 | 48 0.00
Average:
72 | 47 0.12
Clear
Actual:
79 | 39 0.00
Average:
72 | 48 0.12
Clear
Actual:
87 | 43 0.00
Average:
72 | 48 0.12
Clear
Actual:
82 | 50 0.00
Average:
73 | 48 0.12
Clear
Actual:
80 | 41 0.00
Average:
73 | 49 0.13
Clear
Actual:
93 | 60 0.00
Average:
73 | 49 0.12
Clear
Actual:
94 | 65 0.00
Average:
74 | 50 0.12
Thunderstorm
Actual:
83 | 60 1.06
Average:
74 | 50 0.12
Rain
Actual:
70 | 50 T
Average:
74 | 50 0.12
Scattered Clouds
Actual:
75 | 44 0.00
Average:
75 | 51 0.12
Clear
Actual:
87 | 53 0.00
Average:
75 | 51 0.13
Thunderstorm
Actual:
90 | 56 1.20
Average:
75 | 51 0.12
Thunderstorm
Actual:
69 | 51 1.09
Average:
76 | 52 0.12
Thunderstorm
Actual:
66 | 51 0.10
Average:
76 | 52 0.12
Thunderstorm
Actual:
89 | 58 0.18
Average:
76 | 52 0.13
Thunderstorm
Actual:
91 | 63 1.10
Average:
76 | 53 0.12
Rain
Actual:
74 | 57 0.30
Average:
77 | 53 0.12
Clear
Actual:
72 | 51 0.00
Average:
77 | 53 0.13
Rain
Actual:
65 | 44 0.09
Average:
77 | 54 0.14
Rain
Actual:
64 | 46 0.08
Average:
78 | 54 0.13
 

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
May high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 87 72 56 62 58 52 94 71 39 29.77 29.65 29.49 10 8 2 24 15 32 0.51 Rain , Thunderstorm
2 80 68 56 69 64 56 96 84 64 29.71 29.66 29.58 10 10 7 15 8 20 0.01  
3 86 75 63 68 64 58 93 71 48 29.82 29.75 29.65 10 9 4 22 7 25 0.17 Rain , Thunderstorm
4 87 75 62 68 62 58 90 68 46 29.86 29.80 29.73 10 10 10 35 10 43 0.06 Rain , Thunderstorm
5 93 78 63 72 66 61 94 71 31 29.86 29.76 29.67 10 10 8 21 10 28 0.00  
6 78 65 52 69 58 47 90 76 58 30.07 29.93 29.72 10 10 6 31 15 41 0.25 Rain , Thunderstorm
7 71 60 49 48 40 33 86 52 19 30.12 30.07 30.01 10 10 10 25 13 33 0.00  
8 65 56 46 41 38 35 71 51 28 30.08 30.04 30.01 10 10 10 30 15 39 0.00  
9 69 55 40 45 41 38 86 58 27 30.12 30.04 29.92 10 10 10 13 6 16 0.00  
10 87 67 46 51 46 40 80 48 19 29.92 29.80 29.67 10 10 10 28 15 33 0.00  
11 72 62 52 49 42 36 66 49 31 30.30 30.05 29.75 10 10 10 31 17 36 0.00  
12 72 60 48 43 37 29 71 47 22 30.39 30.32 30.25 10 10 10 15 7 18 0.00  
13 79 59 39 39 35 31 79 49 19 30.32 30.25 30.12 10 10 7 12 4 20 0.00  
14 87 65 43 48 37 30 76 45 14 30.12 30.01 29.93 10 10 10 16 6 24 0.00  
15 82 66 50 46 37 33 61 35 12 30.10 29.98 29.91 10 10 10 24 11 30 0.00  
16 80 61 41 39 35 32 74 37 10 30.17 30.08 29.94 10 10 10 17 8 22 0.00  
17 93 77 60 54 45 36 53 34 13 29.92 29.80 29.68 10 10 10 36 18 43 0.00  
18 94 80 65 55 54 51 63 41 19 29.74 29.69 29.62 10 10 10 35 18 45 0.00  
19 83 72 60 63 59 55 97 66 39 29.90 29.75 29.66 10 9 1 29 12 37 1.06 Rain , Thunderstorm
20 70 60 50 59 50 41 90 70 27 30.27 30.06 29.88 10 10 10 28 13 33 T Rain
21 75 60 44 50 45 42 93 60 23 30.30 30.21 30.04 10 10 9 15 5 18 0.00  
22 87 70 53 52 48 44 77 53 29 30.03 29.82 29.59 10 10 10 31 17 40 0.00  
23 90 73 56 63 55 46 86 62 38 29.57 29.48 29.37 10 9 2 32 18 38 1.20 Rain , Thunderstorm
24 69 60 51 59 55 50 100 77 53 29.81 29.54 29.43 10 9 2 35 8 45 1.09 Rain , Thunderstorm
25 66 59 51 58 54 50 96 85 73 30.05 29.96 29.81 10 10 4 17 7 22 0.10 Rain , Thunderstorm
26 89 74 58 74 63 54 94 77 53 29.97 29.83 29.67 10 10 5 24 15 35 0.18 Rain , Thunderstorm
27 91 77 63 69 65 61 96 68 35 29.72 29.63 29.50 10 9 2 25 14 35 1.10 Rain , Thunderstorm
28 74 66 57 63 58 49 100 80 31 29.86 29.75 29.63 10 8 2 22 7 29 0.30 Rain
29 72 62 51 52 44 41 86 62 37 30.02 29.96 29.87 10 10 10 20 13 36 0.00  
30 65 55 44 51 45 40 93 69 44 30.08 30.00 29.92 10 10 10 18 8 22 0.09 Rain
31 64 55 46 50 47 44 93 73 52 30.09 30.03 29.98 10 9 2 17 7 25 0.08 Rain