Bigfork (MT) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Bigfork.
Climate overview of Bigfork
The climate in Bigfork, Montana, United States of America, is marked by large temperature swings across the seasons, ranging from 28°C (82°F) in July to -1°C (30°F) in December.
Annual rain/snowfall is moderate at around 599 mm (24 in), with June being the wettest month. The city also has a distinct dry season from July to September, with warm summers and very cold winters.
Bigfork Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Bigfork - and find the best time to visit.
Monthly Temperature in Bigfork
In Bigfork, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a comfortable 28°C (82°F) in July. In December, the coolest month of the year, temperatures drop to a very cold -1°C (30°F).
At night, temperatures range from around 11°C (52°F) in July to -7°C (19°F) in December.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Bigfork
On average, Bigfork receives a reasonable amount of rain/snowfall, with an annual precipitation of 599 mm (24 in). Bigfork can be quite wet during June, receiving approximately 91 mm (3.6 in) of precipitation over 14 rainy days.
In contrast, during the driest month (August), you will experience much drier conditions, with 27 mm (1.1 in) of precipitation spread across 8 rainy days. For more details, please visit our Bigfork Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Bigfork
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June, July, August and September
- Warmest weather: July and August
- Fewest rainy days: July, August and September
- Seasonal pattern: A distinct dry season from July to September, with warm summers and very cold winters
- Coldest conditions: December, with freezing nights around -7°C (19°F).
Frequently asked questions about the climate in Bigfork
What is the best time to visit Bigfork?
June, July, August and September typically offer the most optimal weather in Bigfork. In contrast, January, February, March, November and December tend to have less optimal conditions. Bigfork has a distinct dry season from July to September, with warm summers and very cold winters.
What temperatures can I expect in Bigfork?
Daytime highs range from -1°C (30°F) in December to 28°C (82°F) in July. Nighttime lows range from -7°C (19°F) to 11°C (52°F). Temperatures vary considerably through the year.
How much rain does Bigfork get?
Annual rainfall is around 599 mm (24 in). June is the wettest month with 91 mm (3.6 in), while August is the driest with 27 mm (1.1 in).
Bigfork 3-Day Forecast
Bigfork on the map
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Popular this month
Where to go in August - average daytime high across popular destinations.
Kissimmee
33°C (91°F) Orlando33°C (91°F) Miami Beach32°C (90°F) Destin32°C (90°F) New York City
29°C (84°F) Big Bear Lake
27°C (81°F) Los Angeles
24°C (75°F) San Francisco22°C (72°F) 
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