Climate · Weeksville

Weeksville, MT climate

Weeksville has chilly winters and warm summers, with very little rain. A typical July afternoon reaches 86°, a January night drops to 21°, and about 15 inches of snow falls in a normal winter.

NOAA 1991-2020 climate normals Updated once a decade
July high
86°
66th hottest of 497 Montana towns
January low
21°
21st mildest of 497 Montana towns
Rain + melted snow
18 in
80th wettest of 497 Montana towns
Snow a winter
15 in
23rd least snowy of 408 Montana towns
A normal year

What a year in Weeksville feels like

Winter

36° / 21°
Typical high / low · 8 days with an inch or more of snow

Spring

59° / 33°
Typical high / low · Frost is rare by spring

Summer

83° / 48°
Typical high / low · 29 days reach 90° in a normal year

Fall

58° / 34°
Typical high / low · Mild well into the fall
Best months to be outsideJunSepHighs of 62–84° and lows of 40° or more
Month by month

Weeksville weather by month

Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.

MonthHighLowRain + meltSnowWet days30-yr range
January34°21°1.7" 2.5"18 16° – 36°
February39°22°1.5" 0.6"15 17° – 37°
March50°27°1.6" 1.2"16 31° – 45°
April58°32°1.6" 0.3"15 40° – 50°
May69°39°1.8" 014 49° – 59°
June76°46°2.0" 013 57° – 67°
July86°50°0.9" 07 58° – 76°
August86°49°0.8" 05 62° – 71°
September75°41°1.1" 08 54° – 64°
October58°33°1.7" 0.7"13 39° – 51°
November41°26°1.9" 2.5"17 28° – 40°
December33°21°2.0" 7.5"17 21° – 32°
Year59°34°18.5"15.3"158

“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.

Rain & snow

Rain and snow in Weeksville

Weeksville gets 18 inches of rain and melted snow a year. December is the wettest month and August the driest. Rain or snow falls on about 158 days a year.

18 in
Rain + melted snow a year
Less rain than 90% of U.S. towns
15 in
Snow in a normal winter
Less snow than 65% of U.S. towns
158 days
With rain or snow (0.01"+)

Rain + melted snow by month

Inches of water
2.0"

Snowfall by month

Inches of snow
7.5"
Frost & the growing season

A year-round growing season

🌿 Only about most winters dip to 32° here (100% of years), so gardens can grow year-round.
191
nights at or below 32° in a normal year
6
nights below 0° in a normal year
29
days that reach 90° in a normal year

Freezing nights by month

Average nights at or below 32°

90° days by month

Average days at 90° or more
Heating & cooling

Heating and cooling a home in Weeksville

Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Weeksville, 97% of that work is heating and 3% is cooling, so the furnace matters far more than the air conditioner.

97%heating
7,074 heating degree daysMore heating than 74% of U.S. towns
235 cooling degree daysLess cooling than 95% of U.S. towns

Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.

Compared with other towns

How Weeksville compares

Summer heat86° July high
Hotter than 61% of U.S. towns66th hottest of 497 Montana towns
Winter cold21° January low
Milder than 57% of U.S. towns21st mildest of 497 Montana towns
Precipitation18" a year
Drier than 90% of U.S. towns80th wettest of 497 Montana towns
Snow15" a winter
Less snow than 65% of U.S. towns23rd least snowy of 408 Montana towns

Compared with every U.S. town and city on TownTapestry, each counted once.

Then and now

Warmer than it used to be

+1.1°1991–2020 average vs. the 20th century (1901–2000)

The last 30 years in Weeksville averaged 1.1° warmer than the 1900s. The biggest change is in January (+3.6°). The shift is smaller than in 63% of U.S. towns.

❄️ Winter+2.0° now 28°, was 26°
🌷 Spring+0.6° now 46°, was 45°
☀️ Summer+1.1° now 65°, was 64°
🍂 Fall+0.6° now 46°, was 45°

Change by month1991–2020 average minus 1901–2000 average, at Weeksville’s spot on NOAA’s grid

Year to year

How much a month can swing

A normal is an average, and real years wander around it. February swings the most: between 1991 and 2020 its average temperature ranged from 17° to 37°. August is the most reliable, staying within 8°.

Coldest to warmest month in 30 yearsNormal
Questions

Common questions about Weeksville’s climate

What is the coldest month in Weeksville?

January, with a typical high of 34° and a low of 21°.

What is the hottest month in Weeksville?

July, with a typical high of 86° and a low of 50°. About 29 days a year reach 90°.

How much snow does Weeksville get?

About 15 inches in a normal winter, most of it in December.

When is the first frost in Weeksville?

Frost is uncommon. Only 100% of years see a night at 32° or below.

What is the rainiest month in Weeksville?

December, with 2.0 inches of rain and melted snow. The year totals 18 inches.

Temperatures and rainfall come from NOAA’s gridded climate normals for Weeksville itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Thompson Falls Ph, MT (17 mi, snow) and Saint Regis 1 Ne, MT (16 mi, frost, heat and degree days). Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.

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