Weather History for Great Falls, MT

Change the Weather History Date:

Month of October, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 80 °F 54 °F 26 °F
Mean Temperature 60 °F 44 °F 23 °F
Min Temperature 51 °F 33 °F 18 °F
Degree Days  
Heating Degree Days (base 65) 42 21 5 649
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 10 2 0 66
Dew Point  
Dew Point 46 °F 29 °F 14 °F
Precipitation  
Precipitation 0.38 in 0.05 in 0.00 in 1.37 in
Snowdepth 3.0 in 0.2 in 0.0 in -
Wind  
Wind 44 mph 12 mph 0 mph
Gust Wind 54 mph 29 mph 18 mph
Sea Level Pressure  
Sea Level Pressure 30.61 in 30.03 in 29.35 in

Monthly Weather History Graph

Monthly Weather History Graph

Search for Another Location

Airport:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Oct. 14, 2012 Rise Set
Actual Time 7:43 AM MDT 6:38 PM MDT
Civil Twilight 7:12 AM MDT 7:09 PM MDT
Nautical Twilight 6:36 AM MDT 7:44 PM MDT
Astronomical Twilight 6:01 AM MDT 8:20 PM MDT
Moon 6:46 AM MDT (10/14) 5:59 PM MDT (10/14)
Length of Visible Light 11h 56m
Length of Day
10h 54m
Waning Crescent, 1% of the Moon is Illuminated
Oct 14
Waning Crescent
Oct 15
New
Oct 21
First Quarter
Oct 29
Full
Nov 6
Last Quarter

Weather History Calendar

Precipitation Actual month total 1.37 Normal Month Total: 0.86
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Clear
Actual:
80 | 40 0.00
Average:
64 | 37 0.04
Rain
Actual:
72 | 33 0.12
Average:
64 | 37 0.04
Snow
Actual:
39 | 33 0.31
Average:
63 | 37 0.03
Overcast
Actual:
43 | 30 0.00
Average:
63 | 36 0.04
Partly Cloudy
Actual:
47 | 22 T
Average:
62 | 36 0.03
Partly Cloudy
Actual:
54 | 25 T
Average:
62 | 36 0.03
Clear
Actual:
68 | 37 0.00
Average:
62 | 35 0.03
Rain
Actual:
47 | 37 0.38
Average:
61 | 35 0.03
Partly Cloudy
Actual:
60 | 36 0.00
Average:
61 | 35 0.04
Rain
Actual:
63 | 34 0.05
Average:
60 | 35 0.03
Rain
Actual:
48 | 30 0.01
Average:
60 | 34 0.03
Clear
Actual:
75 | 42 0.00
Average:
60 | 34 0.02
Rain
Actual:
66 | 49 0.03
Average:
59 | 34 0.03
Scattered Clouds
Actual:
64 | 46 0.00
Average:
59 | 33 0.03
Scattered Clouds
Actual:
67 | 48 T
Average:
58 | 33 0.03
Rain
Actual:
61 | 38 0.17
Average:
58 | 33 0.03
Clear
Actual:
52 | 29 0.00
Average:
57 | 33 0.03
Clear
Actual:
62 | 25 0.00
Average:
57 | 32 0.02
Clear
Actual:
66 | 51 0.00
Average:
57 | 32 0.03
Clear
Actual:
58 | 30 0.00
Average:
56 | 32 0.02
Scattered Clouds
Actual:
50 | 26 0.00
Average:
56 | 31 0.03
Snow
Actual:
43 | 25 0.22
Average:
55 | 31 0.02
Overcast
Actual:
28 | 20 0.00
Average:
55 | 31 0.02
Snow
Actual:
27 | 19 T
Average:
54 | 31 0.03
Snow
Actual:
26 | 21 0.02
Average:
54 | 30 0.02
Partly Cloudy
Actual:
41 | 18 0.00
Average:
53 | 30 0.03
Snow
Actual:
37 | 25 0.05
Average:
53 | 30 0.02
Partly Cloudy
Actual:
59 | 37 0.01
Average:
52 | 29 0.02
Partly Cloudy
Actual:
67 | 44 0.00
Average:
52 | 29 0.02
Scattered Clouds
Actual:
68 | 48 0.00
Average:
52 | 29 0.02
Partly Cloudy
Actual:
51 | 31 0.00
Average:
51 | 29 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

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Oct high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 80 60 40 37 33 30 76 47 17 30.29 30.04 29.71 10 10 7 29 17 36 0.00  
2 72 53 33 41 36 32 92 60 28 30.03 29.83 29.68 10 10 5 29 15 35 0.12 Rain
3 39 36 33 36 32 30 96 86 76 30.61 30.34 30.02 10 6 0 23 12 29 0.31 Rain , Snow
4 43 37 30 31 29 26 89 71 53 30.56 30.47 30.37 10 10 10 12 6 15 0.00  
5 47 35 22 30 24 19 96 67 37 30.56 30.51 30.37 10 10 9 10 4 17 T  
6 54 40 25 36 27 18 82 58 33 30.50 30.35 30.24 10 10 10 23 13 28 T  
7 68 53 37 32 29 26 82 52 22 30.20 30.04 29.93 10 10 10 25 13 29 0.00  
8 47 42 37 43 38 30 96 77 58 30.18 30.03 29.92 10 8 3 18 7 22 0.38 Rain
9 60 48 36 35 31 25 92 59 25 30.19 30.13 30.02 10 10 10 14 9 22 0.00  
10 63 49 34 39 35 31 76 55 34 30.22 30.05 29.92 10 8 2 21 14 25 0.05 Rain
11 48 39 30 36 31 28 92 77 61 30.32 30.19 29.88 10 7 0 16 7 20 0.01 Rain
12 75 59 42 35 29 21 76 45 14 29.93 29.76 29.62 10 10 10 31 16 39 0.00  
13 66 58 49 43 36 28 71 52 33 30.08 29.91 29.75 10 10 10 30 16 36 0.03 Rain
14 64 55 46 39 38 36 71 54 36 30.11 29.99 29.78 10 10 10 31 17 37 0.00  
15 67 58 48 41 38 33 59 47 34 29.78 29.75 29.66 10 10 10 28 18 35 T  
16 61 50 38 46 36 23 72 51 29 29.82 29.52 29.35 10 9 2 44 22 54 0.17 Rain
17 52 41 29 24 19 15 69 47 24 30.26 30.03 29.81 10 10 10 36 17 43 0.00  
18 62 44 25 30 23 18 75 49 23 30.30 30.17 29.94 10 10 10 25 12 32 0.00  
19 66 59 51 37 32 27 47 40 32 29.89 29.68 29.52 10 10 10 43 23 49 0.00  
20 58 44 30 37 27 15 63 45 27 29.86 29.60 29.45 10 10 10 40 21 48 0.00  
21 50 38 26 21 17 14 68 45 22 29.98 29.93 29.84 10 10 10 16 7 20 0.00  
22 43 34 25 27 23 18 92 71 49 29.96 29.81 29.69 10 5 0 18 9 21 0.22 Fog , Snow
23 28 24 20 23 19 16 84 74 63 30.17 29.96 29.69 10 10 7 17 8 21 0.00  
24 27 23 19 19 17 16 91 83 74 30.41 30.23 30.03 10 9 3 10 4 13 T Snow
25 26 24 21 19 17 15 84 79 74 30.60 30.44 30.29 10 7 2 12 4 14 0.02 Snow
26 41 29 18 25 22 15 85 72 53 30.58 30.34 30.09 10 10 10 16 7 - 0.00  
27 37 31 25 31 26 21 89 82 75 30.19 30.07 29.90 10 4 0 10 5 12 0.05 Fog , Snow
28 59 48 37 39 36 31 76 62 47 29.99 29.85 29.77 10 10 10 30 17 38 0.01  
29 67 56 44 40 38 34 71 54 37 29.97 29.86 29.79 10 10 10 33 15 40 0.00  
30 68 58 48 37 34 32 54 42 29 29.99 29.93 29.87 10 10 10 30 17 37 0.00  
31 51 41 31 37 30 28 92 73 54 30.12 30.04 29.87 10 8 3 16 5 17 0.00