The official National Weather Service forecast for Fairplay — 39.2247°N, 106.002°W, 20.8 miles from I-70. Forecasts here are written by NWS BOU, this county’s forecast office.
| Park County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 33 | 35 | 43 | 49 | 58 | 70 | 74 | 72 | 66 | 54 | 43 | 34 | 53 |
| Avg low °F | 8 | 9 | 16 | 22 | 31 | 39 | 45 | 43 | 36 | 26 | 17 | 10 | 25 |
| Precip in | 0.9 | 1.1 | 1.4 | 1.8 | 1.9 | 1.2 | 2.5 | 2.3 | 1.5 | 1.1 | 0.9 | 0.9 | 17.5 |
1996–2025 normals for Park County — the climate division Fairplay sits in. All-time county record high 85.2°F (2005-07-22); record low -38.7°F (1962-01-10). Source: NOAA / National Weather Service.