Weather History for Mason City, IA

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Week of January 4, 2015 through January 10, 2015

  Max Avg Min Sum
Temperature  
Max Temperature 25 °F 11 °F 0 °F
Mean Temperature 9 °F 1 °F -4 °F
Min Temperature -3 °F -9 °F -16 °F
Degree Days  
Heating Degree Days (base 65) 69 64 56 446
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 16 °F -4 °F -19 °F
Precipitation  
Precipitation 0.26 in 0.06 in 0.00 in 0.33 in
Snowdepth 9.0 in 8.1 in 6.0 in -
Wind  
Wind 41 mph 18 mph 0 mph
Gust Wind 52 mph 34 mph 21 mph
Sea Level Pressure  
Sea Level Pressure 31.00 in 30.37 in 29.70 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Jan. 06, 2015 Rise Set
Actual Time 7:45 AM CST 4:53 PM CST
Civil Twilight 7:12 AM CST 5:25 PM CST
Nautical Twilight 6:37 AM CST 6:01 PM CST
Astronomical Twilight 6:02 AM CST 6:35 PM CST
Moon 6:46 PM CST (1/6) 8:19 AM CST (1/6)
Length of Visible Light 10h 12m
Length of Day
9h 08m
Full, 98% of the Moon is Illuminated
Jan 6
Full
Jan 13
Last Quarter
Jan 20
New
Jan 26
First Quarter
Feb 3
Full

Daily Weather History & Observations

2015 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Jan high avg low high avg low high avg low high avg low high avg low high avg high sum  
4 14 5 -5 10 -4 -11 92 79 65 30.66 30.30 29.97 10 4 0 36 23 44 0.01 Fog , Snow
5 5 -4 -14 1 -6 -19 87 73 59 30.70 30.43 30.21 10 5 0 18 9 22 0.26 Fog , Snow
6 7 -4 -16 0 -7 -19 92 81 69 30.64 30.47 30.35 10 6 2 32 18 41 0.00 Snow
7 0 -4 -9 -5 -12 -15 79 72 64 31.00 30.81 30.57 10 5 1 35 20 43 0.00 Snow
8 20 6 -8 16 4 -13 84 75 65 30.59 29.96 29.70 10 2 0 41 25 52 0.06 Fog , Snow
9 5 1 -3 -3 -7 -11 79 72 65 30.48 30.39 30.19 10 9 4 36 19 43 T Snow
10 25 9 -8 16 3 -11 92 77 61 30.40 30.20 30.07 10 10 9 22 9 29 0.00