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Great Falls weather live forecast
Tomorrow's maximum temperature in Great Falls is expected to be 9°C.
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Monday
5th May -
Tuesday
6th May -
Wednesday
7th May -
Thursday
8th May -
Friday
9th May
5-day weather forecast updated at 04:00 on Monday 5th May 2025 GMT
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The 5-day weather forecast for Montana (Great Falls) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.
Great Falls weather forecast by day
Below are the detailed weather forecasts for Great Falls for the next 5 days.
Great Falls weather for Monday 5th May 2025
Expect mostly cloudy with rain in Great Falls, Montana with a maximum temperature of 9°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 20-30 mm of rainfall expected with 89% chance of some rain and a moderate breeze of 25 kph from the north.
- °C maximum temperature
- °C minimum temperature
- mostly cloudy with rain
- hour of sunshine
- UV index (Moderate)
- % chance of some rain
- mm of rainfall expected
- °C wind chill
- kph wind from N
Great Falls weather for Tuesday 6th May 2025
Expect scattered clouds in Great Falls, Montana with a maximum temperature of 14°C, maximum UV of 7 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the east.
- °C maximum temperature
- °C minimum temperature
- scattered clouds
- hours of sunshine
- UV index (High)
- mm of rainfall expected
- no heat & humidity
- kph wind from E
Great Falls weather for Wednesday 7th May 2025
Expect clear skies in Great Falls, Montana with a maximum temperature of 23°C, maximum UV of 7 (High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 29 kph from the south-west.
- °C maximum temperature
- °C minimum temperature
- clear skies
- hours of sunshine
- UV index (High)
- mm of rainfall expected
- °C wind chill
- kph wind from SW
Great Falls weather for Thursday 8th May 2025
Expect sunshine and showers in Great Falls, Montana with a maximum temperature of 23°C, maximum UV of 7 (High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 9% chance of some rain and a fresh breeze of 29 kph from the west.
- °C maximum temperature
- °C minimum temperature
- sunshine and showers
- hours of sunshine
- UV index (High)
- % chance of some rain
- mm of rainfall expected
- °C wind chill
- kph wind from W
Great Falls weather for Friday 9th May 2025
Expect clear skies in Great Falls, Montana with a maximum temperature of 23°C, maximum UV of 7 (High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south-east.
- °C maximum temperature
- °C minimum temperature
- clear skies
- hours of sunshine
- UV index (High)
- mm of rainfall expected
- °C wind chill
- kph wind from SE
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Metric (°C / mm) | Imperial (°F / inches)
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