Montana, United States Weather

  1. Montana, United States Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in Montana over the next 12 hours
  7. Temperature and possibility of rain in Montana in the coming days
  8. Rainfall in Montana in the coming days
  9. Montana Weather Summary
  10. Weather averages by month
  11. Montana's weather
  12. Frequently asked questions
  13. Comments
Montana, Weather
(Photo by Stephen Pedersen on Unsplash)

Current conditions

Updated:
10°C
50.0°F
°C °F

Condition: Overcast

Pressure: 842 hPa

Feel like: 6 °C

Temperature: 10°C

Cloud: 82%

Humidity: 63%

Wind: NNW - 15 km/h

Visibility: 26.0 km

Weather forecast

Tue
04 Aug
6°C / 20°C
Overcast
Wed
05 Aug
10°C / 26°C
Overcast
Thu
06 Aug
14°C / 30°C
Clear Sky
Fri
07 Aug
17°C / 34°C
Mainly Clear
Sat
08 Aug
15°C / 29°C
Partly Cloudy
Hourly forecast today:
15:00 PM
3° / 10°
3° / 10°
Overcast
63% 28 km/h
16:00 PM
3° / 10°
3° / 10°
Clear Sky
62% 28 km/h
17:00 PM
2° / 13°
2° / 13°
Clear Sky
47% 28 km/h
18:00 PM
1° / 14°
1° / 14°
Clear Sky
43% 27 km/h
19:00 PM
1° / 14°
1° / 14°
Clear Sky
40% 25 km/h
20:00 PM
1° / 15°
1° / 15°
Clear Sky
39% 24 km/h
21:00 PM
0° / 15°
0° / 15°
Clear Sky
37% 24 km/h
22:00 PM
1° / 15°
1° / 15°
Clear Sky
37% 24 km/h
23:00 PM
1° / 15°
1° / 15°
Clear Sky
37% 24 km/h
00:00 AM
0° / 15°
0° / 15°
Clear Sky
36% 22 km/h
01:00 AM
1° / 14°
1° / 14°
Clear Sky
39% 18 km/h

30 Day Averages and Extremes

  • Average high 27.83°C
  • Average low 15.03°C
  • Hottest day 34°C (25 July 2026)
  • Coldest day 6°C (04 August 2026)
  • Average humidity 37.6%
  • Days with precipitation 15 days
  • Highest precipitation 19 mm (17 August 2026)

Yesterday's Data

  • Max: 27°C
  • Min: 15°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in Montana over the next 12 hours

Temperature and possibility of rain in Montana in the coming days

Rainfall in Montana in the coming days

Montana Climate Summary

Montana features a Mid-latitude steppe (Köppen classification: BSk), with an average annual temperature of 4.29ºC (39.72ºF), which is about -8.35% lower than the national average for United States. Annually, the city experiences approximately 62.09 millimeters (2.44 inches) of rainfall, spread across 149.83 rainy days, accounting for 41.05% of the year.

Longitude 46.8796822
Latitude -110.3625658
Yearly high temperature 7.95ºC (46.31ºF)
Yearly low temperature -1.75ºC (28.85ºF)
Hottest month August 22.32ºC (72.18ºF)
Coldest month December -10.7ºC (12.74ºF)
Yearly precip 62.09mm (2.44in)
Days with rainfall 149.83 days (41.05%)
Driest month December (83.3%)
Wettest month May (73.73%)

Weather averages by month

Month High / Low (°C) Rain
January -3.18° / -10.14° 9.73 days
February -3.92° / -11.64° 13.0 days
March 1.72° / -6.3° 13.55 days
April 5.37° / -3.73° 18.09 days
May 11.36° / 1.05° 19.45 days
June 17.2° / 5.34° 18.64 days
July 23.26° / 9.06° 11.27 days
August 22.32° / 9.0° 8.91 days
September 16.69° / 5.16° 8.64 days
October 8.11° / -1.11° 11.09 days
November 0.44° / -7.05° 8.82 days
December -4.02° / -10.7° 8.64 days

Montana's weather

Frequently asked questions

1. What is the hottest month in Montana?

August has the highest average monthly temperature (daily mean of 22.32ºC) and December are the coolest (daily mean of -10.7ºC).

2. What should I wear in Montana today?

For today's mild weather in Montana, with temperatures between 12ºC to 15ºC (53.6ºF to 59.0ºF), consider wearing:
- Light jacket (for cooler periods)
- Lightweight sweater or cardigan
- Comfortable jeans or slacks
- Cotton socks

Temperature

Early
-3°C / 19°C
Morning
-2°C / 13°C
Afternoon
3°C / 10°C
Evening
0°C / 15°C

Air quality

Moderate

Acceptable air quality, some pollutants present, minor health concerns for sensitive individuals

  • CO2 430
  • CO 94
  • NH3 0
  • NO2 1
  • O3 66
  • PM10 7
  • PM25 7
  • SO2 0
  • CH4 1,363

Sunrise / Sunset

12:04
02:50