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:
17°C
62.6°F
°C °F

Condition: Overcast

Pressure: 842 hPa

Feel like: 15 °C

Temperature: 17°C

Cloud: 100%

Humidity: 54%

Wind: ENE - 9 km/h

Visibility: 33.4 km

Weather forecast

Sat
19 Sep
9°C / 13°C
Slight Rain
Sun
20 Sep
9°C / 16°C
Drizzle
Mon
21 Sep
9°C / 21°C
Clear Sky
Tue
22 Sep
10°C / 21°C
Overcast
Wed
23 Sep
11°C / 22°C
Mainly Clear
Hourly forecast today:
16:00 PM
8° / 17°
8° / 17°
Overcast
54% 12 km/h
17:00 PM
9° / 19°
9° / 19°
Overcast
52% 11 km/h
18:00 PM
9° / 19°
9° / 19°
Overcast
52% 15 km/h
19:00 PM
10° / 20°
10° / 20°
Overcast
51% 14 km/h
20:00 PM
9° / 21°
9° / 21°
Overcast
45% 16 km/h
21:00 PM
7° / 20°
7° / 20°
Overcast
43% 19 km/h
22:00 PM
6° / 20°
6° / 20°
Overcast
40% 19 km/h
23:00 PM
8° / 19°
8° / 19°
Overcast
47% 19 km/h
00:00 AM
9° / 17°
9° / 17°
Overcast
59% 31 km/h
01:00 AM
10° / 15°
10° / 15°
Slight Rain
74% 14 km/h
02:00 AM
10° / 13°
10° / 13°
Moderate Rain
79% 31 km/h

30 Day Averages and Extremes

  • Average high 18.8°C
  • Average low 8.27°C
  • Hottest day 26°C (10 September 2026)
  • Coldest day 2°C (02 October 2026)
  • Average humidity 54.67%
  • Days with precipitation 19 days
  • Highest precipitation 67 mm (19 September 2026)

Yesterday's Data

  • Max: 23°C
  • Min: 9°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 warm weather in Montana, with temperatures between 18ºC to 21ºC (64.4ºF to 69.8ºF), you might consider wearing:
- T-shirt or short-sleeve blouse
- Light, breathable socks
- Sunglasses
- Comfortable sandals or sneakers

Temperature

Early
8°C / 14°C
Morning
4°C / 13°C
Afternoon
7°C / 16°C
Evening
7°C / 20°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 441
  • CO 98
  • NH3 0
  • NO2 1
  • O3 55
  • PM10 8
  • PM25 4
  • SO2 0
  • CH4 1,336

Sunrise / Sunset

13:03
01:26