Weather History for Bozeman, MT

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Month of May, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 88 °F 66 °F 48 °F
Mean Temperature 67 °F 52 °F 36 °F
Min Temperature 48 °F 38 °F 18 °F
Degree Days  
Heating Degree Days (base 65) 29 13 0 393
Cooling Degree Days (base 65) 2 0 0 2
Growing Degree Days (base 50) 17 3 0 102
Dew Point  
Dew Point 50 °F 36 °F 11 °F
Precipitation  
Precipitation 0.74 in 0.10 in 0.00 in 2.70 in
Snowdepth 1.0 in 0.0 in 0.0 in -
Wind  
Wind 40 mph 7 mph 0 mph
Gust Wind 51 mph 23 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.71 in 30.00 in 29.65 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

May. 05, 2013 Rise Set
Actual Time 6:05 AM MDT 8:37 PM MDT
Civil Twilight 5:32 AM MDT 9:11 PM MDT
Nautical Twilight 4:50 AM MDT 9:53 PM MDT
Astronomical Twilight 4:02 AM MDT 10:42 PM MDT
Moon 3:51 AM MDT (5/5) 4:29 PM MDT (5/5)
Length of Visible Light 15h 39m
Length of Day
14h 31m
Waning Crescent, 17% of the Moon is Illuminated
May 5
Waning Crescent
May 9
New
May 17
First Quarter
May 24
Full
May 31
Last Quarter

Weather History Calendar

Precipitation Actual month total 2.70 Normal Month Total: 2.45
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Snow
Actual:
48 | 23 0.05
Average:
64 | 35 0.06
Clear
Actual:
64 | 18 0.00
Average:
64 | 35 0.07
Rain
Actual:
59 | 31 T
Average:
65 | 35 0.06
Mostly Cloudy
Actual:
58 | 39 T
Average:
65 | 36 0.06
Clear
Actual:
66 | 29 0.00
Average:
65 | 36 0.07
Clear
Actual:
75 | 33 0.00
Average:
66 | 36 0.06
Scattered Clouds
Actual:
74 | 35 0.00
Average:
66 | 37 0.07
Clear
Actual:
75 | 37 0.00
Average:
66 | 37 0.07
Scattered Clouds
Actual:
75 | 36 0.00
Average:
67 | 37 0.06
Scattered Clouds
Actual:
73 | 36 0.00
Average:
67 | 37 0.07
Scattered Clouds
Actual:
77 | 37 0.00
Average:
67 | 38 0.07
Scattered Clouds
Actual:
86 | 42 0.00
Average:
67 | 38 0.07
Clear
Actual:
88 | 45 0.00
Average:
68 | 38 0.08
Clear
Actual:
75 | 42 0.00
Average:
68 | 39 0.07
Scattered Clouds
Actual:
73 | 39 0.00
Average:
68 | 39 0.08
Rain
Actual:
65 | 43 0.07
Average:
68 | 39 0.08
Rain
Actual:
61 | 46 0.23
Average:
69 | 39 0.08
Rain
Actual:
62 | 46 0.52
Average:
69 | 40 0.09
Rain
Actual:
49 | 45 0.74
Average:
69 | 40 0.08
Rain
Actual:
58 | 41 0.20
Average:
70 | 40 0.09
Thunderstorm
Actual:
70 | 34 0.00
Average:
70 | 41 0.08
Thunderstorm
Actual:
59 | 40 0.07
Average:
70 | 41 0.09
Rain
Actual:
53 | 40 0.04
Average:
70 | 41 0.09
Thunderstorm
Actual:
67 | 37 0.15
Average:
71 | 41 0.09
Scattered Clouds
Actual:
68 | 35 0.00
Average:
71 | 42 0.09
Thunderstorm
Actual:
66 | 36 0.06
Average:
71 | 42 0.09
Rain
Actual:
64 | 39 0.36
Average:
71 | 42 0.09
Rain
Actual:
63 | 48 0.10
Average:
71 | 42 0.09
Rain
Actual:
60 | 46 0.07
Average:
72 | 42 0.10
Rain
Actual:
59 | 46 0.04
Average:
72 | 43 0.10
Overcast
Actual:
54 | 43 T
Average:
72 | 43 0.10
 

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

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
May high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 48 36 23 27 23 11 92 58 23 30.69 30.42 30.21 10 5 0 18 5 22 0.05 Fog , Snow
2 64 41 18 21 16 12 77 46 14 30.71 30.52 30.27 10 10 10 12 4 18 0.00  
3 59 45 31 38 29 22 76 51 26 30.29 30.21 30.15 10 10 10 22 8 28 T Rain
4 58 49 39 38 35 30 92 66 40 30.27 30.22 30.17 10 10 10 24 5 28 T  
5 66 48 29 34 31 27 92 60 28 30.18 30.08 29.97 10 10 10 17 6 26 0.00  
6 75 54 33 35 31 26 76 47 17 30.03 29.92 29.80 10 10 10 14 4 20 0.00  
7 74 55 35 41 34 29 82 51 20 29.99 29.89 29.83 10 10 10 30 8 35 0.00  
8 75 56 37 41 34 27 79 48 17 30.12 30.05 29.99 10 10 10 15 6 20 0.00  
9 75 56 36 39 34 31 70 45 20 30.15 30.09 30.04 10 10 10 24 8 29 0.00  
10 73 55 36 38 35 30 79 51 22 30.28 30.23 30.13 10 10 9 22 7 26 0.00  
11 77 57 37 39 32 27 65 42 18 30.33 30.21 30.08 10 10 10 14 4 17 0.00  
12 86 64 42 39 35 28 70 42 14 30.12 30.02 29.88 10 10 10 21 7 25 0.00  
13 88 67 45 42 35 25 71 41 11 30.07 29.84 29.65 10 10 7 40 10 51 0.00  
14 75 59 42 42 33 21 82 50 17 29.94 29.87 29.79 10 10 10 20 7 25 0.00  
15 73 56 39 36 28 24 60 40 19 30.01 29.91 29.80 10 10 10 23 5 29 0.00  
16 65 54 43 47 39 33 93 64 34 29.90 29.83 29.78 10 10 5 28 7 36 0.07 Rain
17 61 54 46 49 46 44 93 75 57 29.95 29.87 29.79 10 8 1 17 3 20 0.23 Rain
18 62 54 46 46 44 39 93 70 47 30.02 29.94 29.88 10 9 2 26 5 33 0.52 Rain
19 49 47 45 45 44 42 93 87 80 30.16 30.08 29.99 10 8 3 15 9 18 0.74 Rain
20 58 50 41 48 44 40 93 80 66 30.21 30.17 30.13 10 10 9 20 7 29 0.20 Rain
21 70 52 34 44 36 28 92 60 28 30.12 29.93 29.73 10 10 2 23 7 31 0.00 Thunderstorm
22 59 50 40 46 40 35 85 68 50 29.81 29.74 29.69 10 10 6 26 10 37 0.07 Rain , Thunderstorm
23 53 47 40 42 39 37 93 77 61 29.93 29.88 29.78 10 8 2 21 9 25 0.04 Rain
24 67 52 37 38 31 19 92 55 18 30.02 29.93 29.86 10 10 4 25 10 33 0.15 Rain , Thunderstorm
25 68 52 35 43 37 32 89 62 34 29.98 29.92 29.84 10 10 10 16 6 21 0.00  
26 66 51 36 50 41 34 86 63 40 29.98 29.92 29.83 10 10 10 28 5 36 0.06 Rain , Thunderstorm
27 64 52 39 46 42 37 100 72 43 29.96 29.89 29.75 10 7 0 20 5 23 0.36 Fog , Rain
28 63 56 48 47 44 39 86 66 46 29.80 29.73 29.68 10 9 2 16 7 20 0.10 Rain
29 60 53 46 45 44 40 93 70 46 29.77 29.71 29.65 10 10 4 16 4 18 0.07 Rain
30 59 53 46 44 37 31 82 61 40 29.96 29.83 29.73 10 10 6 25 13 31 0.04 Rain
31 54 49 43 40 35 31 71 61 50 30.31 30.14 29.97 10 10 9 23 8 28 T