When to go · Dillon
Dillon, month by month
The best months for Dillon: Jan, Feb, Mar, Jun, Jul, Aug, Sep. Months to avoid: Apr, Nov, Dec.
Month by month
- JanuaryGreatInside Dillon's best window: Jun–Sep for Bannack, fishing and the rodeo; Jan–Mar for Maverick Mountain skiing.1 °C / -11 °C, 7 rain days34 °F / 12 °F, 7 rain daysCrowds: Low
- FebruaryGreatInside Dillon's best window: Jun–Sep for Bannack, fishing and the rodeo; Jan–Mar for Maverick Mountain skiing.4 °C / -9 °C, 6 rain days39 °F / 16 °F, 6 rain daysCrowds: Low · 1 festival or holiday
- MarchGreatInside Dillon's best window: Jun–Sep for Bannack, fishing and the rodeo; Jan–Mar for Maverick Mountain skiing.9 °C / -5 °C, 8 rain days48 °F / 23 °F, 8 rain daysCrowds: Medium · 2 festivals or holidays
- AprilAvoidListed as a month to avoid: Nov–Apr for Bannack and high-country drives (snow, closures); late Jul–Aug afternoons are hot and smoky some years.14 °C / -1 °C, 8 rain days57 °F / 30 °F, 8 rain daysCrowds: Medium · 1 festival or holiday
- MayGoodOutside the best window (Jun–Sep for Bannack, fishing and the rodeo; Jan–Mar for Maverick Mountain skiing). Across United States: Warm and green; Memorial Day (last Monday) opens the summer season; timed-entry systems start at some parks.19 °C / 4 °C, 10 rain days66 °F / 39 °F, 10 rain daysCrowds: Medium · 1 festival or holiday
- JuneGreatInside Dillon's best window: Jun–Sep for Bannack, fishing and the rodeo; Jan–Mar for Maverick Mountain skiing.24 °C / 8 °C, 9 rain days75 °F / 46 °F, 9 rain daysCrowds: High
- JulyGreatInside Dillon's best window: Jun–Sep for Bannack, fishing and the rodeo; Jan–Mar for Maverick Mountain skiing.30 °C / 11 °C, 6 rain days86 °F / 52 °F, 6 rain daysCrowds: High · 1 festival or holiday
- AugustGreatInside Dillon's best window: Jun–Sep for Bannack, fishing and the rodeo; Jan–Mar for Maverick Mountain skiing.29 °C / 10 °C, 6 rain days84 °F / 50 °F, 6 rain daysCrowds: High
- SeptemberGreatInside Dillon's best window: Jun–Sep for Bannack, fishing and the rodeo; Jan–Mar for Maverick Mountain skiing.23 °C / 5 °C, 6 rain days73 °F / 41 °F, 6 rain daysCrowds: Medium · 1 festival or holiday
- OctoberGoodOutside the best window (Jun–Sep for Bannack, fishing and the rodeo; Jan–Mar for Maverick Mountain skiing). Across United States: Best all-round month: New England foliage, desert parks, cooler cities. High roads start closing late in the month.15 °C / 0 °C, 6 rain days59 °F / 32 °F, 6 rain daysCrowds: Medium
- NovemberAvoidListed as a month to avoid: Nov–Apr for Bannack and high-country drives (snow, closures); late Jul–Aug afternoons are hot and smoky some years.6 °C / -6 °C, 7 rain days43 °F / 21 °F, 7 rain daysCrowds: Medium · 1 festival or holiday
- DecemberAvoidListed as a month to avoid: Nov–Apr for Bannack and high-country drives (snow, closures); late Jul–Aug afternoons are hot and smoky some years.1 °C / -11 °C, 7 rain days34 °F / 12 °F, 7 rain daysCrowds: High · 1 festival or holiday