Weather History for Grand Forks AFB, ND

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Month of September, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 90 °F 72 °F 56 °F
Mean Temperature 74 °F 56 °F 42 °F
Min Temperature 59 °F 40 °F 21 °F
Degree Days  
Heating Degree Days (base 65) 24 9 0 283
Cooling Degree Days (base 65) 9 1 0 21
Growing Degree Days (base 50) 24 8 0 227
Dew Point  
Dew Point 65 °F 38 °F 16 °F
Precipitation  
Precipitation 0.17 in 0.01 in 0.00 in 0.32 in
Snowdepth - - - -
Wind  
Wind 33 mph 8 mph 0 mph
Gust Wind 45 mph 25 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.39 in 30.01 in 29.58 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 08, 2012 Rise Set
Actual Time 6:57 AM CDT 7:55 PM CDT
Civil Twilight 6:26 AM CDT 8:26 PM CDT
Nautical Twilight 5:48 AM CDT 9:04 PM CDT
Astronomical Twilight 5:08 AM CDT 9:44 PM CDT
Moon No Moon Rise 3:13 PM CDT (9/8)
Length of Visible Light 14h 00m
Length of Day
12h 57m
Waning Gibbous, 48% of the Moon is Illuminated
Sep 8
Waning Gibbous
Sep 15
New
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter

Weather History Calendar

Precipitation Actual month total 0.32 Average Month Total: 1.65
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Clear
Actual:
90 | 59 0.00
Average:
76 | 53 0.06
Thunderstorm
Actual:
85 | 57 0.01
Average:
76 | 52 0.06
Rain
Actual:
85 | 48 0.17
Average:
76 | 52 0.06
Clear
Actual:
84 | 47 0.00
Average:
75 | 52 0.05
Rain
Actual:
75 | 52 0.00
Average:
75 | 51 0.05
Rain
Actual:
67 | 48 0.03
Average:
74 | 51 0.05
Partly Cloudy
Actual:
69 | 48 0.00
Average:
73 | 50 0.05
Scattered Clouds
Actual:
68 | 43 0.00
Average:
73 | 50 0.05
Clear
Actual:
75 | 36 0.00
Average:
72 | 49 0.05
Clear
Actual:
87 | 51 0.00
Average:
72 | 49 0.06
Rain
Actual:
77 | 49 0.00
Average:
71 | 48 0.06
Clear
Actual:
71 | 45 0.00
Average:
71 | 48 0.06
Rain
Actual:
71 | 36 0.08
Average:
70 | 47 0.06
Clear
Actual:
73 | 29 0.00
Average:
69 | 47 0.06
Rain
Actual:
84 | 45 0.00
Average:
69 | 46 0.06
Rain
Actual:
61 | 40 0.00
Average:
68 | 45 0.06
Rain
Actual:
56 | 32 0.02
Average:
67 | 45 0.06
Partly Cloudy
Actual:
62 | 33 0.00
Average:
66 | 44 0.06
Partly Cloudy
Actual:
64 | 43 0.00
Average:
66 | 43 0.06
Rain
Actual:
64 | 40 0.00
Average:
65 | 42 0.06
Rain
Actual:
63 | 37 0.01
Average:
64 | 42 0.06
Scattered Clouds
Actual:
56 | 28 0.00
Average:
64 | 41 0.05
Clear
Actual:
63 | 21 0.00
Average:
63 | 40 0.05
Clear
Actual:
74 | 35 0.00
Average:
63 | 40 0.05
Clear
Actual:
59 | 28 0.00
Average:
62 | 39 0.05
Clear
Actual:
64 | 23 0.00
Average:
61 | 38 0.05
Clear
Actual:
75 | 36 0.00
Average:
61 | 37 0.05
Clear
Actual:
78 | 38 0.00
Average:
60 | 37 0.05
Clear
Actual:
84 | 39 0.00
Average:
60 | 36 0.05
Clear
Actual:
83 | 49 0.00
Average:
60 | 36 0.05
 

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
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 90 74 59 56 51 45 76 49 25 30.15 30.02 29.83 10 10 10 25 10 37 0.00  
2 85 70 57 65 57 51 84 62 39 29.87 29.80 29.75 10 10 9 25 16 36 0.01 Rain , Thunderstorm
3 85 66 48 57 51 42 91 63 28 30.00 29.91 29.86 10 10 7 21 8 28 0.17 Rain
4 84 66 47 56 49 44 97 62 23 29.90 29.85 29.80 10 10 8 17 6 23 0.00  
5 75 63 52 48 45 41 80 52 35 29.91 29.89 29.86 10 10 10 17 8 28 0.00 Rain
6 67 57 48 57 52 44 94 80 57 30.04 29.97 29.91 10 10 10 10 5 - 0.03 Rain
7 69 58 48 49 45 41 89 65 37 30.14 30.10 30.05 10 10 10 18 9 23 0.00  
8 68 56 43 47 43 40 90 59 39 30.19 30.05 29.92 10 10 10 28 13 33 0.00  
9 75 55 36 46 40 34 95 59 26 30.24 30.13 29.94 10 10 10 15 6 - 0.00  
10 87 68 51 52 45 40 69 48 24 29.91 29.71 29.60 10 10 10 20 13 26 0.00  
11 77 63 49 52 40 28 88 49 18 29.95 29.75 29.62 10 10 10 21 8 29 0.00 Rain
12 71 58 45 35 27 16 57 34 13 30.23 30.10 29.96 10 10 10 29 13 39 0.00  
13 71 54 36 36 31 27 80 43 21 30.34 30.29 30.22 10 9 0 18 6 24 0.08 Rain
14 73 51 29 36 31 27 92 53 20 30.39 30.31 30.19 10 10 10 10 2 - 0.00  
15 84 64 45 45 39 32 66 43 20 30.17 29.95 29.84 10 9 3 15 8 - 0.00 Rain
16 61 50 40 45 40 33 77 60 45 30.14 30.08 29.91 10 10 10 20 13 24 0.00 Rain
17 56 44 32 43 37 30 92 73 41 30.15 30.12 30.07 10 9 3 23 7 31 0.02 Rain
18 62 47 33 40 35 30 91 64 31 30.09 29.91 29.62 10 10 10 18 7 26 0.00  
19 64 54 43 44 38 30 69 49 29 29.93 29.75 29.58 10 10 10 26 16 38 0.00  
20 64 52 40 43 35 30 83 55 33 29.97 29.92 29.87 10 10 10 16 9 23 0.00 Rain
21 63 50 37 42 34 22 94 62 29 30.14 29.95 29.87 10 10 10 33 10 45 0.01 Rain
22 56 42 28 31 28 22 83 61 33 30.35 30.29 30.16 10 10 10 16 10 23 0.00  
23 63 42 21 31 23 18 87 54 21 30.35 30.25 30.05 10 10 10 8 3 - 0.00  
24 74 57 35 44 31 24 78 39 26 30.02 29.88 29.81 10 10 10 20 12 28 0.00  
25 59 44 28 36 31 26 94 68 37 30.08 30.01 29.96 10 10 10 13 6 18 0.00  
26 64 43 23 33 28 21 91 58 27 30.21 30.16 30.09 10 10 10 7 2 - 0.00  
27 75 56 36 36 32 27 71 45 23 30.20 30.15 30.09 10 10 10 16 8 - 0.00  
28 78 58 38 42 37 31 78 51 25 30.16 30.12 30.08 10 10 5 8 4 - 0.00  
29 84 61 39 42 33 25 83 49 13 30.11 30.06 29.97 10 9 6 15 3 20 0.00  
30 83 66 49 48 39 32 61 40 26 30.01 29.91 29.86 10 10 10 17 9 26 0.00