Weather History for Peru, IL

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Month of May, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 95 °F 77 °F 54 °F
Mean Temperature 82 °F 66 °F 52 °F
Min Temperature 69 °F 55 °F 45 °F
Degree Days  
Heating Degree Days (base 65) 14 3 0 81
Cooling Degree Days (base 65) 17 4 0 118
Growing Degree Days (base 50) 32 16 2 501
Dew Point  
Dew Point 70 °F 50 °F 28 °F
Precipitation  
Precipitation 0.90 in 0.11 in 0.00 in 3.50 in
Snowdepth - - - -
Wind  
Wind 38 mph 9 mph 0 mph
Gust Wind 48 mph 21 mph 9 mph
Sea Level Pressure  
Sea Level Pressure 30.26 in 29.96 in 29.54 in

Monthly Weather History Graph

Monthly Weather History Graph

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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

May. 18, 2012 Rise Set
Actual Time 5:34 AM CDT 8:12 PM CDT
Civil Twilight 5:02 AM CDT 8:43 PM CDT
Nautical Twilight 4:23 AM CDT 9:23 PM CDT
Astronomical Twilight 3:38 AM CDT 10:09 PM CDT
Moon 4:04 AM CDT (5/18) 6:20 PM CDT (5/18)
Length of Visible Light 15h 41m
Length of Day
14h 37m
Waning Crescent, 5% of the Moon is Illuminated
May 18
Waning Crescent
May 20
New
May 28
First Quarter
Jun 4
Full
Jun 11
Last Quarter

Weather History Calendar

Precipitation Actual month total 3.50 Average Month Total: 4.50
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
62 | 47 0.41
Average:
68 | 43 0.10
Rain
Actual:
77 | 58 0.02
Average:
69 | 42 0.05
Thunderstorm
Actual:
84 | 64 0.90
Average:
67 | 43 0.09
Thunderstorm
Actual:
80 | 59 0.70
Average:
66 | 45 0.21
Fog
Actual:
72 | 56 0.00
Average:
68 | 45 0.09
Thunderstorm
Actual:
78 | 56 0.11
Average:
69 | 44 0.13
Thunderstorm
Actual:
66 | 55 0.45
Average:
70 | 46 0.23
Partly Cloudy
Actual:
68 | 53 0.03
Average:
69 | 46 0.19
Scattered Clouds
Actual:
65 | 48 0.00
Average:
71 | 46 0.07
Clear
Actual:
70 | 45 0.00
Average:
72 | 45 0.20
Scattered Clouds
Actual:
78 | 51 0.00
Average:
72 | 48 0.23
Thunderstorm
Actual:
63 | 54 0.06
Average:
73 | 48 0.08
Scattered Clouds
Actual:
73 | 50 0.00
Average:
72 | 46 0.23
Clear
Actual:
80 | 46 0.00
Average:
71 | 47 0.39
Rain
Actual:
84 | 54 0.01
Average:
72 | 48 0.08
Clear
Actual:
70 | 50 0.01
Average:
73 | 50 0.07
Clear
Actual:
77 | 45 0.00
Average:
75 | 49 0.23
Clear
Actual:
86 | 55 0.00
Average:
76 | 50 0.23
Clear
Actual:
90 | 63 0.00
Average:
77 | 51 0.13
Thunderstorm
Actual:
89 | 63 0.00
Average:
75 | 50 0.10
Scattered Clouds
Actual:
72 | 53 0.00
Average:
75 | 49 0.09
Clear
Actual:
75 | 48 0.00
Average:
75 | 51 0.13
Clear
Actual:
84 | 50 0.00
Average:
74 | 52 0.18
Rain
Actual:
90 | 62 0.00
Average:
73 | 50 0.12
Scattered Clouds
Actual:
85 | 59 0.00
Average:
75 | 51 0.09
Scattered Clouds
Actual:
90 | 66 0.00
Average:
74 | 51 0.14
Clear
Actual:
95 | 69 0.00
Average:
74 | 52 0.17
Thunderstorm
Actual:
90 | 69 0.13
Average:
76 | 53 0.10
Scattered Clouds
Actual:
81 | 59 0.13
Average:
76 | 54 0.19
Clear
Actual:
68 | 52 0.00
Average:
76 | 54 0.10
Rain
Actual:
54 | 48 0.54
Average:
76 | 53 0.06
 

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 62 54 47 61 54 45 100 92 83 30.00 29.90 29.79 10 4 0 17 5 23 0.41 Fog , Rain
2 77 68 58 66 62 57 97 82 57 29.91 29.84 29.75 10 9 0 38 10 48 0.02 Fog , Rain
3 84 74 64 69 66 61 89 75 59 29.93 29.89 29.84 10 10 2 31 12 28 0.90 Rain , Thunderstorm
4 80 70 59 64 61 55 93 75 54 30.01 29.92 29.83 10 10 2 20 7 24 0.70 Rain , Thunderstorm
5 72 64 56 65 59 54 96 88 76 30.00 29.97 29.93 7 3 0 20 9 23 0.00 Fog
6 78 67 56 70 61 55 94 86 71 30.00 29.91 29.83 10 6 2 15 9 25 0.11 Rain , Thunderstorm
7 66 62 55 61 59 54 94 87 73 29.91 29.87 29.80 10 8 2 20 9 - 0.45 Rain , Thunderstorm
8 68 60 53 52 48 43 90 65 41 29.93 29.90 29.87 10 10 10 21 10 29 0.03  
9 65 56 48 50 45 40 88 66 44 29.97 29.93 29.90 10 10 10 18 10 23 0.00  
10 70 57 45 49 42 37 95 58 31 30.04 30.00 29.96 10 9 1 13 6 18 0.00  
11 78 64 51 50 43 35 57 45 32 30.12 30.08 30.04 10 10 10 18 10 24 0.00  
12 63 59 54 58 52 46 88 74 58 30.26 30.21 30.12 10 10 7 16 9 17 0.06 Rain , Thunderstorm
13 73 62 50 50 37 28 86 43 21 30.25 30.19 30.12 10 10 10 21 6 25 0.00  
14 80 63 46 43 38 34 71 41 20 30.13 30.07 30.00 10 10 10 10 4 16 0.00  
15 84 69 54 59 49 43 77 48 26 30.01 29.93 29.83 10 10 7 18 9 29 0.01 Rain
16 70 60 50 50 38 33 75 45 26 30.13 30.06 29.91 10 10 10 22 12 24 0.01  
17 77 60 45 40 36 34 70 40 21 30.16 30.09 30.02 10 10 7 14 6 20 0.00  
18 86 70 55 47 41 35 53 34 18 30.06 30.00 29.93 10 10 10 16 10 22 0.00  
19 90 76 63 60 54 46 72 46 29 30.03 29.99 29.93 10 10 10 20 10 25 0.00  
20 89 76 63 66 57 51 68 52 34 30.09 30.01 29.94 10 10 10 23 12 30 0.00 Rain , Thunderstorm
21 72 62 53 51 45 41 77 56 34 30.18 30.13 30.08 10 10 10 20 12 28 0.00  
22 75 62 48 43 40 36 74 45 25 30.12 30.02 29.90 10 10 0 13 4 18 0.00  
23 84 66 50 45 41 38 71 40 21 29.93 29.83 29.72 10 10 4 17 8 28 0.00  
24 90 76 62 62 53 43 63 42 31 29.74 29.66 29.54 10 10 7 34 18 46 0.00 Rain
25 85 72 59 63 52 45 85 52 24 30.08 29.96 29.70 10 10 10 18 8 28 0.00  
26 90 78 66 66 54 42 66 46 38 30.12 30.05 29.98 10 10 10 21 11 28 0.00  
27 95 82 69 66 60 51 78 50 23 29.98 29.90 29.82 10 10 10 20 9 24 0.00  
28 90 80 69 66 63 59 81 55 41 29.83 29.78 29.70 10 10 7 28 14 36 0.13 Rain , Thunderstorm
29 81 70 59 64 50 40 82 51 25 29.90 29.85 29.79 10 10 10 26 11 39 0.13  
30 68 60 52 48 43 39 74 52 35 29.99 29.93 29.89 10 10 10 17 9 25 0.00  
31 54 52 48 48 45 40 92 81 64 29.99 29.93 29.88 10 9 4 22 13 28 0.54 Rain