Alton, IL

9:35 PM CST on January 19, 2018 (GMT -0600)
Saint Louis Regional

Weather History for KALN - February, 2013

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Week of February 24, 2013 through March 2, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 46 °F 39 °F 35 °F
Mean Temperature 39 °F 34 °F 28 °F
Min Temperature 36 °F 29 °F 14 °F
Degree Days  
Heating Degree Days (base 65) 37 31 26 217
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 41 °F 28 °F 11 °F
Precipitation  
Precipitation 0.50 in 0.08 in 0.00 in 0.55 in
Snowdepth - - - -
Wind  
Wind 23 mph 9 mph 0 mph
Gust Wind 28 mph 18 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.25 in 29.94 in 29.37 in

Weekly Weather History Graph

Weekly Weather History Graph

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Date:

Astronomy

Feb. 24, 2013 Rise Set
Actual Time 6:39 AM CST 5:47 PM CST
Civil Twilight 6:12 AM CST 6:14 PM CST
Nautical Twilight 5:41 AM CST 6:45 PM CST
Astronomical Twilight 5:10 AM CST 7:16 PM CST
Moon 4:59 PM CST (2/24) 5:36 AM CST (2/24)
Length of Visible Light 12h 02m
Length of Day
11h 08m
Waxing Gibbous, 99% of the Moon is Illuminated
Feb 24
Waxing Gibbous
Feb 25
Full
Mar 4
Last Quarter
Mar 11
New
Mar 19
First Quarter

Daily Weather History & Observations

2013 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  
24 42 28 14 26 19 11 88 71 39 30.14 30.08 30.03 10 8 4 14 3 - 0.00  
25 46 38 31 33 29 26 82 72 50 30.09 29.95 29.65 10 9 4 21 8 20 0.05 Rain
26 42 39 36 41 35 27 93 88 61 29.65 29.50 29.37 10 5 2 16 13 28 0.50 Rain
27 37 35 33 34 32 30 93 88 84 29.87 29.75 29.66 10 6 2 18 13 23 0.00 Snow
28 37 35 33 32 31 30 93 86 75 30.10 29.98 29.87 10 7 3 18 12 16 0.00 Snow
2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Mar high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 35 34 31 32 29 26 93 85 75 30.19 30.12 30.06 10 6 2 16 8 16 0.00 Snow
2 35 30 24 26 21 16 82 70 48 30.25 30.21 30.18 10 9 4 23 9 20 0.00 Snow