Weather History for Lewistown, MT

Change the Weather History Date:

Week of October 14, 2012 through October 20, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 66 °F 59 °F 45 °F
Mean Temperature 53 °F 47 °F 37 °F
Min Temperature 44 °F 35 °F 24 °F
Degree Days  
Heating Degree Days (base 65) 28 18 12 127
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 2 1 0 5
Dew Point  
Dew Point 48 °F 30 °F 15 °F
Precipitation  
Precipitation 0.26 in 0.05 in 0.00 in 0.30 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 44 mph 15 mph 0 mph
Gust Wind 54 mph 31 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.27 in 29.81 in 29.34 in

Weekly Weather History Graph

Weekly 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. 16, 2012 Rise Set
Actual Time 7:38 AM MDT 6:27 PM MDT
Civil Twilight 7:07 AM MDT 6:58 PM MDT
Nautical Twilight 6:32 AM MDT 7:33 PM MDT
Astronomical Twilight 5:56 AM MDT 8:08 PM MDT
Moon 9:13 AM MDT (10/16) 7:04 PM MDT (10/16)
Length of Visible Light 11h 51m
Length of Day
10h 49m
New Moon, 2% of the Moon is Illuminated
Oct 16
New Moon
Oct 21
First Quarter
Oct 29
Full
Nov 6
Last Quarter
Nov 13
New

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  
14 66 53 39 37 34 30 79 55 30 30.13 30.00 29.78 10 10 10 25 16 32 0.00  
15 61 53 44 47 39 31 83 58 32 29.80 29.76 29.73 10 10 10 32 13 40 0.04 Rain
16 59 50 40 48 35 21 93 62 30 29.74 29.50 29.34 10 9 2 44 20 54 0.26 Rain
17 45 37 29 25 21 18 75 56 36 30.20 29.95 29.74 10 10 10 40 16 49 T  
18 56 40 24 25 20 15 75 49 22 30.27 30.18 30.01 10 10 10 15 6 17 0.00  
19 65 50 34 35 30 25 76 51 25 29.97 29.72 29.55 10 10 10 35 17 41 0.00  
20 58 45 32 36 29 17 61 46 30 29.79 29.58 29.48 10 10 10 25 14 35 0.00