Weather History for Havre, MT

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Month of September, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 93 °F 78 °F 65 °F
Mean Temperature 72 °F 60 °F 51 °F
Min Temperature 51 °F 41 °F 33 °F
Degree Days  
Heating Degree Days (base 65) 14 6 0 172
Cooling Degree Days (base 65) 7 0 0 12
Growing Degree Days (base 50) 22 10 0 291
Dew Point  
Dew Point 52 °F 33 °F 12 °F
Precipitation  
Precipitation 0.18 in 0.01 in 0.00 in 0.19 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 38 mph 8 mph 0 mph
Gust Wind 47 mph 24 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.38 in 30.03 in 29.58 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 13, 2012 Rise Set
Actual Time 6:53 AM MDT 7:34 PM MDT
Civil Twilight 6:22 AM MDT 8:06 PM MDT
Nautical Twilight 5:44 AM MDT 8:43 PM MDT
Astronomical Twilight 5:04 AM MDT 9:23 PM MDT
Moon 4:07 AM MDT (9/13) 6:05 PM MDT (9/13)
Length of Visible Light 13h 44m
Length of Day
12h 40m
Waning Crescent, 7% of the Moon is Illuminated
Sep 13
Waning Crescent
Sep 15
New
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter

Weather History Calendar

Precipitation Actual month total 0.19 Normal Month Total: 1.12
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Scattered Clouds
Actual:
85 | 47 T
Average:
78 | 47 0.03
Clear
Actual:
82 | 40 0.00
Average:
77 | 47 0.04
Clear
Actual:
80 | 46 0.00
Average:
77 | 46 0.04
Rain
Actual:
68 | 43 0.18
Average:
76 | 46 0.04
Scattered Clouds
Actual:
77 | 38 T
Average:
76 | 46 0.04
Rain
Actual:
65 | 43 T
Average:
76 | 45 0.04
Clear
Actual:
79 | 38 0.00
Average:
75 | 45 0.04
Clear
Actual:
86 | 40 0.00
Average:
75 | 44 0.03
Clear
Actual:
93 | 51 T
Average:
74 | 44 0.04
Clear
Actual:
84 | 50 0.00
Average:
74 | 44 0.04
Scattered Clouds
Actual:
66 | 36 0.00
Average:
73 | 43 0.04
Scattered Clouds
Actual:
65 | 36 0.00
Average:
73 | 43 0.04
Clear
Actual:
79 | 39 0.00
Average:
72 | 43 0.04
Clear
Actual:
90 | 40 0.00
Average:
72 | 42 0.04
Clear
Actual:
78 | 45 0.00
Average:
72 | 42 0.04
Scattered Clouds
Actual:
68 | 46 0.00
Average:
71 | 41 0.03
Clear
Actual:
75 | 33 0.00
Average:
71 | 41 0.04
Clear
Actual:
90 | 43 0.00
Average:
70 | 41 0.04
Clear
Actual:
75 | 39 0.00
Average:
70 | 40 0.04
Clear
Actual:
79 | 42 0.00
Average:
69 | 40 0.04
Clear
Actual:
80 | 37 0.00
Average:
69 | 40 0.03
Clear
Actual:
84 | 44 0.00
Average:
69 | 39 0.04
Rain
Actual:
81 | 39 0.00
Average:
68 | 39 0.04
Clear
Actual:
81 | 35 0.00
Average:
68 | 39 0.03
Clear
Actual:
81 | 36 0.00
Average:
67 | 38 0.04
Rain
Actual:
66 | 43 0.01
Average:
67 | 38 0.03
Fog
Actual:
75 | 34 0.00
Average:
67 | 37 0.04
Clear
Actual:
81 | 37 0.00
Average:
66 | 37 0.03
Clear
Actual:
81 | 42 0.00
Average:
66 | 37 0.04
Clear
Actual:
69 | 43 0.00
Average:
66 | 36 0.03
 

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 85 66 47 47 36 14 42 26 9 29.86 29.72 29.66 10 10 10 23 8 29 T  
2 82 61 40 27 23 20 45 29 12 29.91 29.87 29.83 10 10 10 31 15 43 0.00  
3 80 63 46 34 28 25 45 30 15 29.99 29.93 29.88 10 10 10 22 10 28 0.00  
4 68 56 43 49 39 30 93 61 29 30.19 30.05 29.90 10 9 2 26 9 33 0.18 Rain
5 77 58 38 44 39 34 92 58 23 30.11 29.99 29.88 10 10 10 22 7 28 T  
6 65 54 43 52 46 42 93 73 52 30.21 30.13 30.04 10 10 10 16 7 20 T Rain
7 79 59 38 45 38 31 100 59 18 30.28 30.23 30.17 10 10 10 16 7 20 0.00  
8 86 63 40 46 37 31 79 47 14 30.28 30.14 29.89 10 10 10 25 8 33 0.00  
9 93 72 51 37 31 26 44 27 10 29.90 29.75 29.60 10 10 10 31 7 43 T  
10 84 67 50 39 31 17 59 34 8 29.83 29.67 29.58 10 10 7 38 19 47 0.00  
11 66 51 36 32 23 12 62 38 13 30.17 30.00 29.85 10 10 10 33 13 40 0.00  
12 65 51 36 23 19 17 48 32 16 30.38 30.29 30.18 10 10 10 14 7 17 0.00  
13 79 59 39 39 27 19 44 31 17 30.38 30.31 30.25 10 10 10 18 8 23 0.00  
14 90 65 40 35 27 16 70 38 6 30.22 30.05 29.93 10 10 10 23 8 30 0.00  
15 78 62 45 38 28 24 42 30 18 30.06 30.02 29.94 10 10 10 16 6 18 0.00  
16 68 57 46 34 30 27 50 38 26 30.26 30.20 30.05 10 10 10 24 11 30 0.00  
17 75 54 33 31 29 26 75 48 20 30.23 30.12 30.00 10 10 10 18 6 23 0.00  
18 90 67 43 33 29 20 54 31 8 30.04 29.92 29.76 10 10 10 25 12 32 0.00  
19 75 57 39 37 31 28 70 45 19 30.19 30.10 30.02 10 10 10 9 3 13 0.00  
20 79 61 42 35 32 30 62 41 19 30.15 30.08 30.04 10 10 10 21 9 26 0.00  
21 80 59 37 41 35 30 76 48 20 30.18 30.12 30.06 10 10 10 13 4 16 0.00  
22 84 64 44 36 35 33 70 43 16 30.15 30.08 29.99 10 10 10 28 13 33 0.00  
23 81 60 39 35 32 30 70 44 18 30.12 30.06 30.01 10 10 10 12 3 14 0.00 Rain
24 81 58 35 40 32 28 75 46 17 30.04 29.96 29.87 10 10 9 13 4 14 0.00  
25 81 59 36 38 33 28 70 44 18 29.93 29.89 29.86 10 10 10 12 5 - 0.00  
26 66 55 43 52 47 41 89 71 52 30.14 30.09 29.99 10 10 8 16 7 21 0.01 Rain
27 75 55 34 45 39 34 100 64 27 30.21 30.14 30.06 10 6 0 10 3 13 0.00 Fog
28 81 59 37 43 39 35 92 58 23 30.05 29.94 29.84 10 10 10 12 3 13 0.00  
29 81 62 42 38 36 34 66 44 21 29.99 29.91 29.84 10 10 10 24 10 29 0.00  
30 69 56 43 41 37 32 71 50 28 30.31 30.16 29.99 10 10 10 16 8 24 0.00