Weather History for Williston, ND

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Month of December, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 48 °F 34 °F 13 °F
Mean Temperature 37 °F 25 °F 1 °F
Min Temperature 31 °F 16 °F -14 °F
Degree Days  
Heating Degree Days (base 65) 64 40 28 1235
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 36 °F 19 °F -12 °F
Precipitation  
Precipitation 0.07 in 0.01 in 0.00 in 0.19 in
Snowdepth 1.0 in 0.3 in 0.0 in -
Wind  
Wind 37 mph 9 mph 0 mph
Gust Wind 48 mph 25 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.70 in 30.06 in 29.36 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 14, 2011 Rise Set
Actual Time 8:37 AM CST 5:00 PM CST
Civil Twilight 8:00 AM CST 5:37 PM CST
Nautical Twilight 7:21 AM CST 6:17 PM CST
Astronomical Twilight 6:43 AM CST 6:54 PM CST
Moon 9:38 PM CST (12/14) 11:10 AM CST (12/14)
Length of Visible Light 9h 36m
Length of Day
8h 23m
Waning Gibbous, 83% of the Moon is Illuminated
Dec 14
Waning Gibbous
Dec 17
Last Quarter
Dec 24
New
Jan 1
First Quarter
Jan 9
Full

Weather History Calendar

Precipitation Actual month total 0.19 Normal Month Total: 0.62
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
28 | 15 0.00
Average:
29 | 9 0.02
Partly Cloudy
Actual:
39 | 25 0.00
Average:
29 | 8 0.02
Snow
Actual:
27 | 20 T
Average:
28 | 8 0.02
Snow
Actual:
25 | 5 0.06
Average:
28 | 7 0.02
Scattered Clouds
Actual:
16 | -14 0.00
Average:
27 | 7 0.02
Partly Cloudy
Actual:
37 | 4 0.00
Average:
27 | 6 0.02
Mostly Cloudy
Actual:
35 | 11 0.00
Average:
27 | 6 0.02
Clear
Actual:
13 | 2 0.00
Average:
26 | 6 0.01
Scattered Clouds
Actual:
25 | -4 0.00
Average:
26 | 5 0.02
Clear
Actual:
43 | 17 0.00
Average:
26 | 5 0.02
Scattered Clouds
Actual:
37 | 13 0.00
Average:
25 | 4 0.02
Snow
Actual:
24 | 22 T
Average:
25 | 4 0.02
Overcast
Actual:
23 | 21 0.00
Average:
25 | 4 0.01
Mostly Cloudy
Actual:
29 | 21 0.00
Average:
24 | 3 0.02
Snow
Actual:
27 | 22 0.07
Average:
24 | 3 0.02
Fog
Actual:
27 | 8 T
Average:
24 | 3 0.03
Clear
Actual:
36 | 12 0.00
Average:
24 | 3 0.01
Scattered Clouds
Actual:
46 | 18 0.00
Average:
23 | 2 0.03
Clear
Actual:
31 | 16 0.00
Average:
23 | 2 0.02
Scattered Clouds
Actual:
43 | 24 0.00
Average:
23 | 2 0.02
Snow
Actual:
36 | 16 T
Average:
23 | 2 0.02
Partly Cloudy
Actual:
30 | 13 0.00
Average:
23 | 1 0.02
Scattered Clouds
Actual:
38 | 19 0.00
Average:
23 | 1 0.02
Clear
Actual:
41 | 25 0.00
Average:
22 | 1 0.02
Clear
Actual:
39 | 17 0.00
Average:
22 | 1 0.02
Rain
Actual:
45 | 27 T
Average:
22 | 1 0.02
Snow
Actual:
36 | 25 0.03
Average:
22 | 0 0.03
Rain
Actual:
48 | 15 0.02
Average:
22 | 0 0.02
Snow
Actual:
45 | 28 0.01
Average:
22 | 0 0.02
Partly Cloudy
Actual:
37 | 31 0.00
Average:
22 | 0 0.02
Scattered Clouds
Actual:
39 | 27 0.00
Average:
22 | 0 0.02
 

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

2011 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 28 22 15 24 20 14 92 85 78 30.65 30.47 29.96 10 10 10 22 11 26 0.00  
2 39 32 25 31 24 17 82 73 64 30.04 29.83 29.63 10 10 10 26 16 36 0.00  
3 27 24 20 17 15 11 84 67 50 30.24 30.13 30.03 10 10 5 23 9 30 T Snow
4 25 15 5 22 12 1 96 85 73 30.70 30.26 29.93 10 5 1 32 13 39 0.06 Snow
5 16 1 -14 7 0 -12 92 80 67 30.69 30.52 30.26 10 10 8 13 4 16 0.00  
6 37 21 4 30 16 4 88 71 54 30.21 29.99 29.84 10 10 10 20 9 25 0.00  
7 35 23 11 24 15 4 88 67 46 30.29 30.19 30.08 10 10 10 18 10 25 0.00  
8 13 8 2 3 -3 -6 80 63 46 30.37 30.32 30.28 10 10 10 17 11 23 0.00  
9 25 11 -4 17 4 -6 87 74 61 30.42 30.30 30.11 10 10 10 14 7 16 0.00  
10 43 30 17 25 21 16 92 71 49 30.11 29.98 29.83 10 10 10 17 9 22 0.00  
11 37 25 13 23 20 12 100 80 59 30.20 30.01 29.83 10 10 10 12 5 14 0.00  
12 24 23 22 21 20 19 100 94 88 30.39 30.30 30.17 10 8 2 14 7 16 T Snow
13 23 22 21 20 19 19 92 90 88 30.31 30.12 29.93 10 10 8 14 8 18 0.00  
14 29 25 21 22 20 16 96 82 68 30.11 29.90 29.75 10 9 4 29 10 38 0.00  
15 27 25 22 21 18 15 92 78 63 30.30 30.23 30.13 10 6 2 25 7 30 0.07 Snow
16 27 18 8 23 17 6 100 91 81 30.40 30.29 30.17 10 7 0 9 3 13 T Fog
17 36 24 12 28 22 14 100 85 69 30.23 30.11 29.89 10 10 10 10 4 13 0.00  
18 46 32 18 32 26 19 100 75 49 30.19 29.86 29.66 10 10 10 24 10 33 0.00  
19 31 24 16 21 17 14 88 76 63 30.39 30.24 30.04 10 10 10 13 8 16 0.00  
20 43 34 24 29 24 17 81 67 53 30.00 29.76 29.65 10 10 10 17 9 23 0.00  
21 36 26 16 30 24 12 89 76 63 30.38 29.99 29.74 10 8 0 22 11 26 T Fog , Snow
22 30 22 13 21 15 11 88 78 68 30.39 30.26 30.01 10 10 10 20 11 25 0.00  
23 38 29 19 22 19 16 84 68 52 30.17 30.07 29.94 10 10 10 26 11 32 0.00  
24 41 33 25 25 22 19 75 63 51 30.35 30.18 30.05 10 10 10 23 14 29 0.00  
25 39 28 17 27 23 17 100 82 64 30.36 30.15 29.74 10 10 10 15 6 21 0.00  
26 45 36 27 34 27 23 85 68 51 30.10 29.83 29.58 10 10 6 37 20 48 T Rain
27 36 31 25 28 25 21 92 78 64 30.13 29.91 29.72 10 7 1 17 7 21 0.03 Snow
28 48 32 15 34 27 16 100 80 60 29.83 29.66 29.51 10 10 9 20 6 25 0.02 Rain
29 45 37 28 36 31 28 100 81 62 29.68 29.51 29.36 10 7 0 30 8 38 0.01 Fog , Rain , Snow
30 37 34 31 32 30 27 89 86 82 29.81 29.66 29.46 10 10 10 23 10 35 0.00  
31 39 33 27 30 22 8 78 60 42 30.28 29.85 29.45 10 10 10 29 14 38 0.00