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Butte weather

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Butte weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Butte weather in numbers

from 30 years of measured normals

Butte swings 73°F across the year, from 80°F highs in July to 7°F lows in January, and June is usually the wettest month in a year that brings about 16 in of precipitation.

Warmest month
July
80°F average high
Coldest month
January
7°F average low
Wettest month
June
16 in a year
Below freezing
6 months
January, February, March, April, November and December
Comfortable
2 months
August and September
Residents
34,000
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The weather map: all three models at once

NWS, American, European side by side around Butte and nearby towns.Live rain radar →
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Butte hourly forecast: next 14 hours

consensus of the three models

Rain in the next 24 hours, model by model

each model's own hourly precipitation, side by side

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Butte 10-day forecast, out to 14 days

where the models agree, and where they split

Butte, Montana (MT) is at its warmest in Jul (average highs near 80°F) and coldest in Jan (lows around 7°F), with roughly 16 in of precipitation across the year. Below, compare what NWS, American, European forecast for Butte right now, and see exactly where they disagree.

We grade every model against the weather that actually happened, so you can see which forecast model is most accurate in United States before you trust any single number.

Butte climate by month

average daytime high and overnight low across a typical year
Jan
28°
Feb
31°
11°
Mar
35°
12°
Apr
46°
25°
May
58°
35°
Jun
67°
43°
Jul
80°
52°
Aug
77°
51°
Sep
69°
44°
Oct
57°
33°
Nov
39°
22°
Dec
36°
18°

Which forecast is most accurate in Butte?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
88
/100rank #1
91±0.9°F93±2.1 mph8290% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
66
/100rank #2
87±1.3°F86±4.3 mph2961% hitNOAA / NCEP (United States)College Park, Maryland, USA

The CheckWeather Score blends temperature, wind and rain accuracy, each measured against ERA5 (the recorded weather) over the last 30 days across 1999 cities. Lower error means a higher score. See which forecast model is most accurate in United States, how we measure forecast accuracy, or which model each weather app uses.

What do you think of the forecasts?

your vote counts

The accuracy above is the measured record. This is your opinion: which forecast service do you trust most in United States? Give each 1 to 5 stars.

NWSNational Blend (NBM)
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AmericanNOAA GFS
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EuropeanECMWF
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One vote per service. Anonymous: we store no personal data, only a one-way hash of your connection for a day to stop double votes.

Common questions

What's the weather in Butte today?
On this page we show what NWS, American, European each forecast for Butte today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Butte today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Butte and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Butte?
Over the last 30 days, the European model has been the most accurate for Butte (CheckWeather Score 88/100), ahead of the American at 66. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Butte?
July is typically the warmest month in Butte, with average highs around 80°F.
How cold does Butte get?
The coldest month in Butte is January, when overnight lows average about 7°F.
How much rain does Butte get?
Butte sees roughly 16 in of precipitation a year, with June usually the wettest month.

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