Jumbo Reservoir

Best time to visit Jumbo Reservoir

Best months: May–June and September–October. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.

1. Jan

   44° / 13°

   4 wet · 3 snow

2. Feb

   47° / 16°

   4 wet · 3 snow

3. Mar

   57° / 24°

   6 wet · 3 snow

4. Apr

   64° / 31°

   9 wet · 2 snow

5. May

   73° / 42°

   11 wet

6. Jun

   85° / 52°

   10 wet

7. Jul

   92° / 58°

   9 wet

8. Aug

   90° / 56°

   8 wet

9. Sep

   82° / 47°

   6 wet

10. Oct

    68° / 33°

    6 wet · 1 snow

11. Nov

    55° / 22°

    4 wet · 2 snow

12. Dec

    44° / 14°

    3 wet · 3 snow

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Crook, CO, 8.1 mi away at 3,709 ft. Source: NOAA NCEI U.S. Climate Normals 1991–2020.