Weather History for Lewistown, MT

Change the Weather History Date:

Month of January, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 48 °F 35 °F 8 °F
Mean Temperature 41 °F 26 °F 5 °F
Min Temperature 35 °F 15 °F -8 °F
Degree Days  
Heating Degree Days (base 65) 60 39 24 1221
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 31 °F 16 °F -10 °F
Precipitation  
Precipitation 0.11 in 0.02 in 0.00 in 0.43 in
Snowdepth 13.0 in 4.9 in 0.0 in -
Wind  
Wind 33 mph 10 mph 0 mph
Gust Wind 41 mph 26 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.57 in 30.05 in 29.55 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

Jan. 19, 2013 Rise Set
Actual Time 7:56 AM MST 5:01 PM MST
Civil Twilight 7:22 AM MST 5:35 PM MST
Nautical Twilight 6:44 AM MST 6:13 PM MST
Astronomical Twilight 6:08 AM MST 6:49 PM MST
Moon 11:34 AM MST (1/19) 1:28 AM MST (1/19)
Length of Visible Light 10h 13m
Length of Day
9h 05m
First Quarter, 58% of the Moon is Illuminated
Jan 19
First Quarter
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
Feb 17
First Quarter

Weather History Calendar

Precipitation Actual month total 0.43 Normal Month Total: 0.57
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Snow
Actual:
31 | 16 T
Average:
34 | 12 0.02
Clear
Actual:
26 | 9 0.00
Average:
34 | 12 0.02
Clear
Actual:
41 | 11 0.00
Average:
34 | 12 0.02
Scattered Clouds
Actual:
41 | 19 0.00
Average:
34 | 12 0.02
Scattered Clouds
Actual:
38 | 15 0.00
Average:
34 | 12 0.02
Scattered Clouds
Actual:
41 | 18 0.00
Average:
34 | 12 0.02
Snow
Actual:
40 | 21 T
Average:
34 | 12 0.02
Partly Cloudy
Actual:
39 | 23 0.00
Average:
34 | 12 0.02
Clear
Actual:
47 | 35 0.00
Average:
34 | 13 0.02
Snow
Actual:
42 | 8 0.07
Average:
34 | 13 0.02
Snow
Actual:
8 | 2 T
Average:
34 | 13 0.02
Snow
Actual:
12 | 1 T
Average:
34 | 13 0.02
Snow
Actual:
15 | 0 T
Average:
34 | 13 0.01
Snow
Actual:
26 | 8 0.08
Average:
34 | 13 0.02
Snow
Actual:
39 | 25 0.02
Average:
34 | 13 0.02
Clear
Actual:
39 | 22 0.00
Average:
34 | 13 0.02
Clear
Actual:
43 | 21 0.00
Average:
34 | 13 0.01
Scattered Clouds
Actual:
45 | 33 0.00
Average:
34 | 13 0.02
Scattered Clouds
Actual:
39 | 20 0.00
Average:
34 | 13 0.02
Snow
Actual:
29 | 13 T
Average:
34 | 13 0.02
Partly Cloudy
Actual:
35 | 14 0.00
Average:
34 | 14 0.02
Clear
Actual:
43 | 18 0.00
Average:
35 | 14 0.01
Scattered Clouds
Actual:
45 | 18 0.00
Average:
35 | 14 0.02
Scattered Clouds
Actual:
45 | 21 0.00
Average:
35 | 14 0.02
Scattered Clouds
Actual:
43 | 21 0.00
Average:
35 | 14 0.02
Snow
Actual:
48 | 31 T
Average:
35 | 14 0.02
Snow
Actual:
32 | 24 0.03
Average:
35 | 14 0.01
Partly Cloudy
Actual:
32 | 17 0.00
Average:
35 | 14 0.02
Snow
Actual:
27 | -8 0.04
Average:
35 | 14 0.02
Snow
Actual:
30 | 0 0.08
Average:
35 | 14 0.01
Snow
Actual:
35 | 0 0.11
Average:
35 | 14 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
Jan high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 31 24 16 25 20 9 92 80 68 30.33 30.18 30.06 10 7 0 18 11 25 T Fog , Snow
2 26 18 9 11 5 -2 70 63 55 30.46 30.40 30.32 10 10 10 16 9 16 0.00  
3 41 26 11 19 6 -1 62 47 32 30.34 30.23 30.14 10 10 10 12 5 13 0.00  
4 41 30 19 23 17 9 69 58 46 30.17 30.14 30.09 10 10 10 26 10 35 0.00  
5 38 27 15 23 15 7 84 64 44 30.30 30.22 30.08 10 10 10 15 5 18 0.00  
6 41 30 18 27 17 6 77 63 48 30.06 29.94 29.87 10 10 10 26 13 31 0.00  
7 40 31 21 28 23 17 75 65 54 29.94 29.77 29.59 10 9 2 28 14 35 T Snow
8 39 31 23 28 21 16 85 65 44 30.03 29.86 29.65 10 10 10 32 14 41 0.00  
9 47 41 35 27 25 20 59 47 34 29.95 29.80 29.62 10 10 10 31 17 38 0.00  
10 42 25 8 27 15 3 92 69 46 29.92 29.68 29.55 10 3 0 21 12 28 0.07 Fog , Snow
11 8 5 2 4 0 -2 95 88 80 30.30 29.94 29.73 10 3 0 20 13 25 T Fog , Snow
12 12 7 1 9 2 -4 95 82 69 30.30 30.20 30.01 10 8 1 16 7 22 T Snow
13 15 8 0 9 5 -3 87 80 73 30.31 30.18 30.01 10 6 1 17 10 25 T Snow
14 26 17 8 25 11 0 92 73 53 30.23 30.05 29.88 10 5 1 21 13 25 0.08 Snow
15 39 32 25 27 24 21 92 76 59 30.14 30.03 29.90 10 7 1 31 20 37 0.02 Snow
16 39 31 22 23 19 17 75 60 44 30.35 30.22 30.10 10 10 10 25 11 31 0.00  
17 43 32 21 24 20 15 74 57 39 30.37 30.21 29.97 10 10 10 33 16 37 0.00  
18 45 39 33 23 20 17 56 47 37 30.03 29.94 29.87 10 10 10 24 14 29 0.00  
19 39 30 20 23 19 14 88 63 37 30.34 30.20 30.04 10 10 10 23 7 30 0.00  
20 29 21 13 18 12 9 91 75 58 30.57 30.45 30.29 10 7 2 24 9 31 T Snow
21 35 25 14 19 14 9 96 74 51 30.38 30.19 30.07 10 10 7 14 3 16 0.00  
22 43 31 18 19 14 7 58 46 34 30.14 30.10 30.07 10 10 10 16 9 17 0.00  
23 45 32 18 24 16 13 84 61 37 30.21 30.09 29.85 10 10 10 28 11 33 0.00  
24 45 33 21 27 22 15 75 58 40 30.12 29.97 29.83 10 10 10 28 15 38 0.00  
25 43 32 21 30 25 15 77 66 55 30.09 30.00 29.88 10 10 10 16 10 20 0.00  
26 48 40 31 31 30 26 100 75 49 29.88 29.78 29.69 10 9 3 25 9 32 T Snow
27 32 28 24 31 26 16 100 82 63 29.87 29.80 29.74 10 8 1 9 5 14 0.03 Snow
28 32 25 17 17 14 11 77 58 39 29.88 29.82 29.72 10 10 10 17 10 24 0.00  
29 27 10 -8 21 6 -10 96 80 63 30.33 29.95 29.64 10 4 0 24 10 30 0.04 Fog , Snow
30 30 15 0 22 13 -2 96 80 63 30.19 29.96 29.78 10 3 0 18 8 21 0.08 Fog , Snow
31 35 18 0 28 7 -3 95 79 63 30.30 30.16 30.03 10 5 0 13 4 16 0.11 Fog , Snow