Weather History for Helena, MT

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Month of June, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 98 °F 77 °F 52 °F
Mean Temperature 81 °F 63 °F 49 °F
Min Temperature 63 °F 48 °F 34 °F
Degree Days  
Heating Degree Days (base 65) 16 4 0 122
Cooling Degree Days (base 65) 16 2 0 63
Growing Degree Days (base 50) 30 13 0 388
Dew Point  
Dew Point 59 °F 39 °F 8 °F
Precipitation  
Precipitation 0.15 in 0.02 in 0.00 in 0.54 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 43 mph 9 mph 0 mph
Gust Wind 59 mph 25 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.27 in 29.88 in 29.42 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Jun. 25, 2012 Rise Set
Actual Time 5:35 AM MDT 9:25 PM MDT
Civil Twilight 4:56 AM MDT 10:04 PM MDT
Nautical Twilight 4:03 AM MDT 10:58 PM MDT
Astronomical Twilight 2:45 AM MDT 12:15 AM MDT
Moon 12:14 PM MDT (6/25) 12:03 AM MDT (6/25)
Length of Visible Light 17h 08m
Length of Day
15h 49m
Waxing Crescent, 35% of the Moon is Illuminated
Jun 25
Waxing Crescent
Jun 26
First Quarter
Jul 3
Full
Jul 10
Last Quarter
Jul 18
New

Weather History Calendar

Precipitation Actual month total 0.54 Normal Month Total: 2.06
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
74 | 54 0.00
Average:
71 | 45 0.08
Thunderstorm
Actual:
77 | 48 0.12
Average:
72 | 46 0.09
Scattered Clouds
Actual:
74 | 43 0.00
Average:
72 | 46 0.08
Clear
Actual:
86 | 48 0.00
Average:
72 | 46 0.09
Thunderstorm
Actual:
80 | 46 0.11
Average:
72 | 46 0.08
Partly Cloudy
Actual:
63 | 42 T
Average:
73 | 46 0.08
Clear
Actual:
72 | 34 0.00
Average:
73 | 47 0.07
Rain
Actual:
71 | 45 0.04
Average:
73 | 47 0.08
Partly Cloudy
Actual:
60 | 41 0.00
Average:
74 | 47 0.08
Partly Cloudy
Actual:
52 | 45 0.00
Average:
74 | 47 0.07
Partly Cloudy
Actual:
72 | 43 0.00
Average:
74 | 48 0.07
Thunderstorm
Actual:
78 | 44 0.09
Average:
74 | 48 0.07
Thunderstorm
Actual:
69 | 49 0.15
Average:
75 | 48 0.07
Scattered Clouds
Actual:
72 | 48 0.00
Average:
75 | 48 0.07
Clear
Actual:
74 | 50 0.00
Average:
75 | 48 0.07
Clear
Actual:
82 | 44 0.00
Average:
76 | 49 0.07
Rain
Actual:
78 | 58 T
Average:
76 | 49 0.07
Partly Cloudy
Actual:
72 | 50 0.00
Average:
76 | 49 0.07
Partly Cloudy
Actual:
65 | 46 0.00
Average:
77 | 49 0.06
Partly Cloudy
Actual:
72 | 45 0.00
Average:
77 | 50 0.07
Clear
Actual:
83 | 44 0.00
Average:
77 | 50 0.06
Rain
Actual:
79 | 56 0.03
Average:
78 | 50 0.07
Clear
Actual:
83 | 57 0.00
Average:
78 | 50 0.06
Clear
Actual:
98 | 57 0.00
Average:
79 | 50 0.06
Clear
Actual:
98 | 63 0.00
Average:
79 | 51 0.05
Clear
Actual:
87 | 52 0.00
Average:
79 | 51 0.06
Clear
Actual:
77 | 46 0.00
Average:
80 | 51 0.05
Clear
Actual:
89 | 47 0.00
Average:
80 | 51 0.06
Clear
Actual:
89 | 52 0.00
Average:
81 | 52 0.05
Clear
Actual:
89 | 54 0.00
Average:
81 | 52 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
Jun high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 74 64 54 48 46 43 67 51 35 30.04 29.96 29.86 10 10 10 24 9 31 0.00  
2 77 63 48 55 47 39 83 64 44 29.91 29.79 29.62 10 10 3 28 7 35 0.12 Rain , Thunderstorm
3 74 59 43 46 41 37 83 57 31 29.98 29.92 29.86 10 10 10 13 5 16 0.00  
4 86 67 48 53 47 43 86 58 30 29.94 29.78 29.58 10 10 10 24 7 31 0.00  
5 80 63 46 57 49 39 89 62 35 29.73 29.59 29.45 10 10 5 28 12 40 0.11 Rain , Thunderstorm
6 63 53 42 36 31 26 65 46 27 30.11 29.96 29.73 10 10 10 28 11 37 T  
7 72 53 34 35 29 15 82 47 12 30.17 30.02 29.81 10 10 10 23 8 31 0.00  
8 71 58 45 44 36 30 77 51 24 29.86 29.77 29.68 10 10 7 24 7 30 0.04 Rain
9 60 51 41 39 30 24 89 58 26 29.89 29.80 29.76 10 10 10 25 11 35 0.00  
10 52 49 45 36 34 28 65 56 46 30.23 30.00 29.86 10 10 10 29 15 38 0.00  
11 72 58 43 40 37 36 82 55 27 30.27 30.19 30.10 10 10 10 17 6 23 0.00  
12 78 61 44 50 41 35 76 51 25 30.13 30.00 29.90 10 9 2 39 3 46 0.09 Rain , Thunderstorm
13 69 59 49 50 42 31 86 57 28 29.96 29.86 29.82 10 10 5 28 11 38 0.15 Rain , Thunderstorm
14 72 60 48 37 34 32 54 40 25 30.01 29.94 29.86 10 10 10 17 8 23 0.00  
15 74 62 50 37 30 22 54 34 14 30.15 30.02 29.91 10 10 10 24 10 30 0.00  
16 82 63 44 37 30 20 70 41 11 30.18 30.05 29.82 10 10 10 24 8 33 0.00  
17 78 68 58 52 38 23 63 40 17 29.81 29.68 29.59 10 10 8 30 14 38 T Rain
18 72 61 50 36 32 27 50 35 20 29.83 29.67 29.57 10 10 10 33 11 40 0.00  
19 65 56 46 35 33 31 65 48 31 30.06 29.91 29.83 10 10 10 23 14 31 0.00  
20 72 59 45 38 35 32 65 46 26 30.20 30.13 30.06 10 10 10 15 5 18 0.00  
21 83 64 44 44 38 32 70 44 17 30.12 30.00 29.88 10 10 10 13 5 15 0.00  
22 79 68 56 54 47 44 66 50 33 29.87 29.76 29.68 10 10 3 18 8 23 0.03 Rain
23 83 70 57 56 53 50 77 57 37 29.75 29.70 29.63 10 10 10 21 9 25 0.00  
24 98 78 57 59 49 21 80 44 7 29.89 29.79 29.68 10 10 10 26 9 35 0.00  
25 98 81 63 59 46 8 84 44 4 29.86 29.71 29.55 10 10 5 29 9 38 0.00  
26 87 70 52 59 42 20 78 44 9 29.87 29.64 29.42 10 10 10 43 16 59 0.00  
27 77 62 46 31 27 21 50 31 12 30.04 29.98 29.92 10 10 10 24 12 32 0.00  
28 89 68 47 37 33 28 61 37 12 30.07 29.97 29.86 10 10 10 21 5 29 0.00  
29 89 71 52 44 39 33 59 37 15 29.98 29.93 29.87 10 10 10 28 9 37 0.00  
30 89 72 54 47 44 41 66 43 20 30.03 29.90 29.75 10 10 10 14 6 18 0.00