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United States of America

GRASS VALLEY, MONTANA


Home > North America > United States > Montana
Elevation: 965 meters     Latitude: 46 53N     Longitude: 114 02W

WEATHER
 
CURRENT CONDITIONS

As of 21 July, 2019 @ 9:53 am EDT
(14 Minutes Ago)

Clear
Temperature
12.2°C
Humidity
54.1 %
Wind
N/A
Sunrise/Set
08:03 am
11:21 pm
Visibility
16 km
Dew Point
3.3 °C
Pressure
1022.0 millibars
Local Time
10:06 am EDT
21 July, 2019
 
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MONTHLY - ALL WEATHER AVERAGES   [ Show Summary ]
[ °F ]   °C
TEMPERATURE 
Average Temperature
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C7.3-5.2-2.32.37.611.915.720.21913.77.50.8-3.5

Average High Temperature
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C14.2-0.72.78.214.819.623.729.928.622.114.65.70.6

Average Low Temperature
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C0.4-9.8-7.3-3.70.34.27.710.49.45.20.5-3.9-7.6

Highest Recorded Temperature
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C40.616.118.325.632.23537.840.6403528.927.815.6

Lowest Recorded Temperature
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C-36.7-36.7-33.3-23.9-18.3-17.8-3.3-10-3.9-9.4-20-30.6-33.3

Average Number of Days Above 90F/32C
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days22.9------------0.3211.581.1---------

Average Number of Days Below 32F/0C
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days173.129.326.425.915.34.60.30.1---3.114.924.528.8

Average Number of Days Below 0F/-17C
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days10.74.82.20.5---------------------0.52.6



PRECIPITATION 
Average Precipitation
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm355261922275050222434262628

Average Number of Days With Precipitation
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days1041189910116678910

Most Reported Precipitation in a Month
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm16510368598016112278789577139165

Least Reported Precipitation in a Month
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm------23152---------------3

Most Precipitation Reported in a Day
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm58.945.727.926.948.341.444.239.951.639.148.858.949

Avg. No. of Days w/Precip. Above 0.2in/5mm
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days43333356334343

Avg. # of Days w/Precip. Above 0.4in/10mm
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days3------------11------1---------



PRECIPITATION - SNOW 
Average Snowfall
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm92.726.217.511.72.31.30.5------0.21.89.921.3

Average Snow Cover
Years on Record: 74  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm2105---------------------------5

Most Snow Reported in a Month
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm11085.611041.934.33040.44.8---19.330.54594.7



DEGREE DAYS 
Heating Degree Days
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days4201.1694.4542.8472.8335.6217.8106.146.745156.7344.4542.2696.7

Cooling Degree Days
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days165.6------------1.716.770.662.813.9---------

Growing Degree Days
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days934.5------------58.6170316.9279110---------



SKY CONDITIONS 
Average Length of Day
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Hours12.89.610.912.514.215.716.51614.71311.39.99.2



SOLAR RADIATION 
Average Daily Solar Radiation - Global
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m213.75.38.512.916.919.521.624.220.715.29.55.84.5

Average Daily Solar Radiation - Diffuse
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m26.23.14.46.37.68.99.49.48.16.74.73.32.7

Average Daily Solar Radiation - Reflected
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m215.39.21316.217.617.918.821.520.617.6139.68.1

Average Daily Solar Radiation - Direct
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m214.98.111.614.316.817.619.924.321.81712.38.37.3

Maximum Daily Solar Radiation - Global
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m213.75.38.512.916.919.521.624.220.715.29.55.84.5

Maximum Daily Solar Radiation - Diffuse
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m26.73.34.76.77.79.19.6119.37.75.33.62.9

Maximum Daily Solar Radiation - Reflected
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m217.710.514.518.52020.421.52523.822.315.911.19.1

Maximum Daily Solar Radiation - Direct
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m218.29.513.517.520.722.425.128.125.422.515.69.68.4

Minimum Daily Solar Radiation - Global
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m211.54.87.411.415.616.718.717.917.811.87.84.63.9

Minimum Daily Solar Radiation - Diffuse
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m25.92.8467.58.89.397.96.14.12.82.4

Minimum Daily Solar Radiation - Reflected
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m212.68.11113.91615.316.215.917.513.210.47.36.9

Minimum Daily Solar Radiation - Direct
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m211.27.19.611.914.312.814.814.216.911.49.56.16




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WEATHER FORECAST

As of 3:33 am 21/7/19 EDT

Sunday
Clear
29°
16°
Monday
Light Clouds
32°
12°
Tuesday
Light Clouds
33°
17°
Wednesday
Clear
25°
18°
Thursday
Clear
29°
12°
Friday
Clear
31°
16°
Saturday
Light Clouds
24°
13°

Forecast data from The Norwegian Meteorological Institute; Current conditions data from the National Weather Service
All historical data and normals © Weatherbase


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