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Jefferson County, MT Weather Forecast and Current Conditions

Current Conditions  

Mostly Cloudy 65°F
Feels Like 65°F  
Humidity 45% Dew Point 43°F Wind SSE 15 MPH Barometer 30.07 in.763.8 mm
Solar Rad 356 w/m2 Visibility 10 mi.
Report from 23.2 miles WSW of central Jefferson County
at

Current Conditions  

Mostly Cloudy 65°F
Feels Like 65°F  
Humidity 45% Dew Point 43°F Wind SSE 15 MPH Barometer 30.07 in.763.8 mm
Solar Rad 356 w/m2 Visibility 10 mi.
Report from 23.2 miles WSW of central Jefferson County
at

Point Forecast at a Glance

FriOct 10
Fri Oct 10: Sunny, High 66°F, Low 47°F
66°
47°
SatOct 11
Sat Oct 11: Thunderstorms, High 54°F, Low 33°F
80%
54°
33°
SunOct 12
Sun Oct 12: Snow, High 35°F, Low 27°F
70%
35°
27°
MonOct 13
Mon Oct 13: Chance Of Snow With Mostly Cloudy, High 34°F, Low 27°F
20%
34°
27°
TueOct 14
Tue Oct 14: Chance Of Snow With Sunny, High 41°F, Low 31°F
20%
41°
31°
WedOct 15
Wed Oct 15: Rain And Snow, High 47°F, Low 33°F
30%
47°
33°
ThuOct 16
Thu Oct 16: Snow, High 44°F, Low 33°F
30%
44°
33°


This Date in Weather History

1973 - Fifteen to 20 inch rains deluged north central Oklahoma in thirteen hours producing record flooding. Enid was drenched with 15.68 inches of rain from the nearly stationary thunderstorms, which established a state 24 hour rainfall record. Dover OK reported 125 of 150 homes damaged by flooding.

More on this and other weather history


Jefferson County 7 Day Weather Forecast Details

Friday Oct 10

Sunny

Day: Sunny, with a high near 66. South wind around 13 mph, with gusts as high as 21 mph.

Partly Cloudy

Night: Partly cloudy. Low around 47, with temperatures rising to around 50 overnight. South southwest wind 7 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

Saturday Oct 11

Thunderstorms

Day: Rain likely before 9am, then showers and thunderstorms. Cloudy. High near 54, with temperatures falling to around 50 in the afternoon. West wind 6 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Rain And Snow

Night: Showers and thunderstorms before 9pm, then rain and snow. Cloudy, with a low around 33. Northwest wind around 13 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

Sunday Oct 12

Snow

Day: Snow likely. Mostly cloudy, with a high near 35. West wind around 12 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of around one inch possible.

Snow

Night: Snow likely. Cloudy, with a low around 27. East northeast wind around 8 mph. Chance of precipitation is 60%. New snow accumulation of less than half an inch possible.

Monday Oct 13

Chance Of Snow With Mostly Cloudy

Day: A slight chance of snow before noon. Mostly cloudy, with a high near 34. East northeast wind around 10 mph.

Chance Of Snow With Mostly Cloudy

Night: A slight chance of snow after midnight. Mostly cloudy, with a low around 27. North wind around 8 mph.

Tuesday Oct 14

Chance Of Snow With Sunny

Day: A slight chance of snow before noon. Partly sunny, with a high near 41.

Rain And Snow

Night: A slight chance of rain before midnight, then a slight chance of rain and snow. Partly cloudy, with a low around 31.

Wednesday Oct 15

Rain And Snow

Day: A chance of rain and snow. Mostly sunny, with a high near 47.

Rain And Snow

Night: A chance of rain before 9pm, then a chance of rain and snow. Mostly cloudy, with a low around 33. New snow accumulation of less than half an inch possible.

Thursday Oct 16

Snow

Day: A chance of snow before noon, then a slight chance of rain and snow. Mostly sunny, with a high near 44.

Rain And Snow

Night: A slight chance of rain and snow. Partly cloudy, with a low around 33.

Sun & Moon   Monthly

First Light 7:10 AM

Sunrise 7:40 AM

Sunset 6:52 PM

Last Light 7:22 PM

Moonrise 8:36 PM

Moonset 12:25 PM

Moon Phase
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Contiguous United States Extremes

Thu's High Temperature
102 at Death Valley, CA and 2 Miles Southwest Of Parker, AZ

Fri's Low Temperature
18 at 32 Miles West Southwest Of Bynum, MT


Weather Folklore

If cumulus clouds are smaller at sunset than at noon, expect fair weather.


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About Jefferson County, Montana

Jefferson County is a county in Montana, United States. As of the 2020 census, the population was 12,085. Its county seat is Boulder. The county was created in 1865 and named for President Thomas Jefferson.

Jefferson County is part of the Helena, MT Micropolitan Statistical Area.

Content from Wikipedia, licensed under CC BY-SA 3.0.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.