Weather History for Helena, MT

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Month of November, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 60 °F 44 °F 22 °F
Mean Temperature 45 °F 34 °F 9 °F
Min Temperature 37 °F 23 °F -4 °F
Degree Days  
Heating Degree Days (base 65) 56 31 20 939
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 36 °F 20 °F -8 °F
Precipitation  
Precipitation 0.08 in 0.01 in 0.00 in 0.15 in
Snowdepth 1.0 in 0.2 in 0.0 in -
Wind  
Wind 39 mph 5 mph 0 mph
Gust Wind 54 mph 23 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.90 in 30.18 in 29.24 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Nov. 20, 2013 Rise Set
Actual Time 7:37 AM MST 4:49 PM MST
Civil Twilight 7:04 AM MST 5:22 PM MST
Nautical Twilight 6:27 AM MST 5:59 PM MST
Astronomical Twilight 5:51 AM MST 6:35 PM MST
Moon 7:35 PM MST 10:05 AM MST
Length of Visible Light 10h 18m
Length of Day
9h 11m
Waning Gibbous, 91% of the Moon is Illuminated
Nov 20
Waning Gibbous
Nov 25
Last Quarter
Dec 2
New
Dec 9
First Quarter
Dec 17
Full

Weather History Calendar

Precipitation Actual month total 0.15 Normal Month Total: 0.49
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
55 | 30 0.00
Average:
51 | 28 0.01
Rain
Actual:
60 | 30 0.01
Average:
51 | 27 0.02
Snow
Actual:
42 | 28 T
Average:
50 | 27 0.01
Snow
Actual:
37 | 20 0.02
Average:
49 | 27 0.02
Partly Cloudy
Actual:
42 | 23 0.00
Average:
49 | 26 0.01
Partly Cloudy
Actual:
47 | 31 T
Average:
48 | 26 0.02
Rain
Actual:
53 | 34 0.04
Average:
48 | 25 0.02
Mostly Cloudy
Actual:
46 | 36 0.00
Average:
47 | 25 0.01
Partly Cloudy
Actual:
46 | 31 0.00
Average:
47 | 25 0.02
Partly Cloudy
Actual:
50 | 31 0.00
Average:
46 | 24 0.02
Partly Cloudy
Actual:
42 | 29 T
Average:
46 | 24 0.01
Fog
Actual:
51 | 21 0.00
Average:
45 | 24 0.02
Partly Cloudy
Actual:
56 | 34 0.00
Average:
44 | 23 0.02
Clear
Actual:
50 | 36 0.00
Average:
44 | 23 0.01
Partly Cloudy
Actual:
45 | 37 0.00
Average:
43 | 22 0.02
Snow
Actual:
44 | 32 T
Average:
43 | 22 0.02
Partly Cloudy
Actual:
41 | 26 0.00
Average:
42 | 22 0.01
Clear
Actual:
51 | 25 0.00
Average:
42 | 21 0.02
Partly Cloudy
Actual:
58 | 25 T
Average:
41 | 21 0.02
Snow
Actual:
25 | 1 0.08
Average:
41 | 20 0.01
Scattered Clouds
Actual:
22 | -4 0.00
Average:
40 | 20 0.02
Clear
Actual:
29 | 1 0.00
Average:
40 | 19 0.02
Clear
Actual:
31 | 4 0.00
Average:
39 | 19 0.01
Partly Cloudy
Actual:
33 | 9 0.00
Average:
38 | 19 0.02
Clear
Actual:
41 | 15 0.00
Average:
38 | 18 0.02
Clear
Actual:
41 | 18 0.00
Average:
37 | 18 0.01
Clear
Actual:
44 | 24 0.00
Average:
37 | 17 0.02
Clear
Actual:
40 | 17 0.00
Average:
36 | 17 0.02
Scattered Clouds
Actual:
45 | 17 0.00
Average:
36 | 16 0.01
Mostly Cloudy
Actual:
47 | 35 0.00
Average:
36 | 16 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

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Nov high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 55 43 30 29 27 25 75 54 32 30.27 30.20 30.12 10 10 10 22 8 29 0.00  
2 60 45 30 36 30 25 85 57 29 30.16 29.83 29.62 10 10 9 25 4 33 0.01 Rain
3 42 35 28 30 21 16 76 58 40 30.04 29.88 29.74 10 10 4 21 9 26 T Snow
4 37 29 20 25 22 16 92 72 52 30.23 30.07 29.93 10 8 1 13 2 17 0.02 Snow
5 42 33 23 24 14 8 74 51 27 30.26 30.20 30.16 10 10 10 16 4 22 0.00  
6 47 39 31 30 23 18 78 55 31 30.40 30.30 30.17 10 10 10 21 7 30 T  
7 53 44 34 35 28 23 69 58 46 30.37 30.05 29.72 10 10 4 39 6 54 0.04 Rain
8 46 41 36 29 25 20 59 51 42 30.18 29.99 29.83 10 10 10 23 9 31 0.00  
9 46 39 31 25 22 21 69 55 40 30.30 30.25 30.19 10 10 10 12 4 14 0.00  
10 50 41 31 30 27 25 78 60 42 30.31 30.23 30.15 10 10 9 13 3 15 0.00  
11 42 36 29 31 27 25 85 74 62 30.56 30.47 30.24 10 9 7 8 2 9 T  
12 51 36 21 33 25 18 92 71 50 30.56 30.43 30.35 10 5 0 8 1 9 0.00 Fog
13 56 45 34 34 28 23 82 57 32 30.34 30.25 30.18 10 10 10 25 9 32 0.00  
14 50 43 36 24 21 17 52 41 29 30.20 30.00 29.80 10 10 10 22 8 31 0.00  
15 45 41 37 21 18 16 48 41 33 29.77 29.60 29.42 10 10 10 26 13 37 0.00  
16 44 38 32 30 22 15 75 58 40 29.64 29.39 29.24 10 9 2 26 8 48 T Snow
17 41 34 26 21 16 12 61 48 34 30.02 29.89 29.67 10 10 10 28 6 41 0.00  
18 51 38 25 20 17 16 69 48 26 30.07 29.95 29.81 10 10 10 10 3 13 0.00  
19 58 42 25 31 24 17 63 46 28 29.78 29.67 29.61 10 10 10 22 8 33 T  
20 25 13 1 16 4 -4 87 73 58 30.61 30.13 29.76 10 8 1 21 8 25 0.08 Snow
21 22 9 -4 7 0 -8 88 70 52 30.82 30.74 30.45 10 10 5 6 1 7 0.00  
22 29 15 1 12 6 -2 87 67 46 30.90 30.84 30.79 10 9 7 6 1 6 0.00  
23 31 18 4 13 9 2 88 68 47 30.82 30.67 30.46 10 10 8 6 1 6 0.00  
24 33 21 9 22 15 5 84 69 54 30.44 30.39 30.32 10 10 7 6 1 8 0.00  
25 41 28 15 23 19 12 81 65 48 30.54 30.49 30.41 10 10 8 6 1 6 0.00  
26 41 30 18 26 22 14 85 68 51 30.53 30.41 30.25 10 10 7 5 1 6 0.00  
27 44 34 24 28 25 20 92 71 49 30.27 30.23 30.17 10 10 10 9 1 9 0.00  
28 40 29 17 25 21 15 92 73 54 30.30 30.24 30.11 10 9 2 8 1 9 0.00  
29 45 31 17 26 24 18 92 71 49 30.32 30.26 30.19 10 10 10 8 2 10 0.00  
30 47 41 35 31 30 26 70 62 53 30.26 30.21 30.17 10 10 10 18 7 24 0.00