Weather History for Great Falls, MT

Change the Weather History Date:

Month of April, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 84 °F 60 °F 36 °F
Mean Temperature 68 °F 48 °F 32 °F
Min Temperature 56 °F 35 °F 22 °F
Degree Days  
Heating Degree Days (base 65) 33 17 0 518
Cooling Degree Days (base 65) 3 0 0 3
Growing Degree Days (base 50) 18 3 0 75
Dew Point  
Dew Point 52 °F 29 °F 7 °F
Precipitation  
Precipitation 0.53 in 0.09 in 0.00 in 2.49 in
Snowdepth 3.0 in 0.1 in 0.0 in -
Wind  
Wind 41 mph 11 mph 0 mph
Gust Wind 49 mph 26 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.42 in 29.95 in 29.30 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

Apr. 17, 2012 Rise Set
Actual Time 6:32 AM MDT 8:18 PM MDT
Civil Twilight 5:59 AM MDT 8:51 PM MDT
Nautical Twilight 5:19 AM MDT 9:31 PM MDT
Astronomical Twilight 4:36 AM MDT 10:15 PM MDT
Moon 4:44 AM MDT 5:04 PM MDT
Length of Visible Light 14h 51m
Length of Day
13h 46m
Waning Crescent, 11% of the Moon is Illuminated
Apr 17
Waning Crescent
Apr 21
New
Apr 29
First Quarter
May 5
Full
May 12
Last Quarter

Weather History Calendar

Precipitation Actual month total 2.49 Normal Month Total: 1.42
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Rain
Actual:
55 | 31 0.12
Average:
51 | 27 0.04
Clear
Actual:
52 | 29 0.00
Average:
51 | 28 0.04
Clear
Actual:
64 | 29 0.00
Average:
52 | 28 0.04
Partly Cloudy
Actual:
71 | 33 0.00
Average:
52 | 28 0.04
Partly Cloudy
Actual:
51 | 33 0.00
Average:
52 | 28 0.04
Snow
Actual:
39 | 27 0.53
Average:
53 | 28 0.04
Scattered Clouds
Actual:
48 | 22 0.00
Average:
53 | 29 0.05
Clear
Actual:
53 | 22 0.00
Average:
53 | 29 0.04
Clear
Actual:
55 | 25 0.00
Average:
54 | 29 0.05
Clear
Actual:
61 | 28 0.00
Average:
54 | 29 0.04
Clear
Actual:
68 | 31 0.00
Average:
54 | 30 0.05
Clear
Actual:
55 | 34 0.53
Average:
54 | 30 0.04
Clear
Actual:
60 | 35 0.00
Average:
55 | 30 0.05
Rain
Actual:
62 | 28 0.07
Average:
55 | 30 0.05
Snow
Actual:
36 | 28 0.18
Average:
55 | 30 0.05
Rain
Actual:
58 | 32 T
Average:
56 | 31 0.05
Scattered Clouds
Actual:
59 | 41 0.00
Average:
56 | 31 0.05
Rain
Actual:
53 | 35 0.16
Average:
56 | 31 0.04
Partly Cloudy
Actual:
59 | 33 T
Average:
57 | 31 0.05
Partly Cloudy
Actual:
69 | 39 0.00
Average:
57 | 31 0.05
Partly Cloudy
Actual:
63 | 41 0.00
Average:
57 | 32 0.05
Clear
Actual:
82 | 37 0.00
Average:
58 | 32 0.05
Clear
Actual:
84 | 45 0.00
Average:
58 | 32 0.05
Scattered Clouds
Actual:
80 | 56 0.00
Average:
58 | 32 0.05
Scattered Clouds
Actual:
76 | 49 0.00
Average:
59 | 33 0.06
Rain
Actual:
75 | 50 0.13
Average:
59 | 33 0.05
Rain
Actual:
52 | 37 0.39
Average:
59 | 33 0.05
Rain
Actual:
50 | 37 0.20
Average:
60 | 33 0.06
Partly Cloudy
Actual:
61 | 39 0.00
Average:
60 | 34 0.05
Rain
Actual:
64 | 40 0.18
Average:
60 | 34 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
Apr high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 55 43 31 44 26 17 76 51 26 29.99 29.65 29.30 10 10 9 31 19 39 0.12 Rain
2 52 41 29 21 17 11 63 41 19 30.27 30.21 30.03 10 10 10 21 12 28 0.00  
3 64 47 29 22 18 15 59 38 16 30.22 29.98 29.74 10 10 10 25 13 30 0.00  
4 71 52 33 30 23 14 41 31 20 29.86 29.64 29.45 10 10 10 35 13 41 0.00  
5 51 42 33 23 19 16 56 40 24 29.99 29.93 29.87 10 10 10 13 6 - 0.00  
6 39 33 27 30 29 28 92 89 85 30.20 30.05 29.90 3 1 0 17 8 21 0.53 Fog , Snow
7 48 35 22 27 21 13 92 59 26 30.36 30.27 30.15 10 9 1 24 14 31 0.00  
8 53 38 22 19 16 13 74 48 21 30.42 30.38 30.37 10 10 10 12 6 22 0.00  
9 55 40 25 29 24 19 75 54 32 30.40 30.30 30.19 10 10 7 14 6 17 0.00  
10 61 45 28 30 27 24 78 58 38 30.19 30.15 30.04 10 10 10 6 2 - 0.00  
11 68 50 31 - - - - - - - - - - - - 15 5 18 0.00  
12 55 45 34 - - - - - - - - - - - - 25 13 31 0.53  
13 60 48 35 24 21 18 54 38 21 29.74 29.69 29.65 10 10 10 23 13 30 0.00  
14 62 45 28 34 22 7 76 44 11 29.99 29.78 29.69 10 10 4 25 10 30 0.07 Rain
15 36 32 28 32 27 24 93 82 64 30.21 30.07 29.95 10 4 0 17 10 22 0.18 Fog , Snow
16 58 45 32 34 30 27 82 59 35 30.17 30.02 29.92 10 10 10 24 12 29 T Rain
17 59 50 41 35 29 21 70 47 24 30.03 29.98 29.92 10 10 10 24 14 31 0.00  
18 53 44 35 39 36 32 92 73 54 29.98 29.93 29.89 10 9 1 24 5 29 0.16 Rain
19 59 46 33 33 28 21 82 53 24 30.11 30.04 29.97 10 10 10 21 10 25 T  
20 69 54 39 38 34 27 60 45 29 30.05 29.92 29.82 10 10 10 41 21 49 0.00  
21 63 52 41 38 34 25 71 52 32 30.19 30.14 30.06 10 10 10 12 3 13 0.00  
22 82 60 37 40 33 25 79 46 13 30.16 30.04 29.92 10 10 10 17 7 22 0.00  
23 84 65 45 46 40 33 65 43 20 29.94 29.84 29.70 10 10 10 20 10 25 0.00  
24 80 68 56 43 39 32 49 35 21 29.74 29.68 29.62 10 10 10 37 16 45 0.00  
25 76 63 49 42 39 37 64 45 25 29.86 29.79 29.72 10 10 10 20 8 23 0.00  
26 75 62 50 52 47 41 89 67 41 29.70 29.52 29.35 10 10 5 37 9 47 0.13 Rain
27 52 45 37 46 36 31 92 75 58 30.04 29.84 29.50 10 8 4 30 17 38 0.39 Rain
28 50 44 37 38 36 32 92 74 56 30.15 30.08 29.98 10 9 5 26 10 43 0.20 Rain
29 61 50 39 37 32 29 86 59 32 30.04 29.95 29.86 10 10 10 21 11 26 0.00  
30 64 52 40 44 36 30 80 60 39 29.86 29.65 29.49 10 9 2 28 14 37 0.18 Rain