
Mill Creek Wilderness
- Annual mean
- 7.7 °C
- Warmest month
- July
- Wettest month
- December
Detailed twelve-month climatology profile for a representative point at 1224.59 meters elevation.
This climate profile provides a structured look at the long-term weather patterns recorded at a representative coordinate within Ochoco National Forest. Data includes monthly averages for minimum, mean, and maximum temperatures alongside daily precipitation rates, relative humidity, wind speed, and daylight hours. These statistics represent climatology averages from 1991 to 2020 and do not reflect current daily weather or annual forecasts.

Long-term monthly climate records detailing thermal ranges and average daily precipitation across twelve months
Trace long-term monthly temperature bounds, daily precipitation rates, and calculated daylight across the calendar year.
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | -1.4 °C-12.8° to 9.4° | 1.7 mm/day | 84.2% | 4.3 m/s | 9.1 hours |
| February | 0.2 °C-10.3° to 13.1° | 1.4 mm/day | 77.6% | 4.1 m/s | 10.2 hours |
| March | 3.1 °C-6.4° to 18.9° | 1.4 mm/day | 70.8% | 3.9 m/s | 11.7 hours |
| April | 5.9 °C-4.6° to 23.6° | 1.5 mm/day | 66.8% | 3.7 m/s | 13.3 hours |
| May | 10.9 °C-1.9° to 28.5° | 1.6 mm/day | 62.7% | 3.4 m/s | 14.6 hours |
| June | 14.6 °C1.9° to 32.2° | 1.2 mm/day | 59.4% | 3.3 m/s | 15.3 hours |
| July | 19.6 °C6.1° to 35.1° | 0.4 mm/day | 51.4% | 2.9 m/s | 15 hours |
| August | 18.9 °C6.1° to 34.4° | 0.4 mm/day | 50.3% | 2.8 m/s | 13.8 hours |
| September | 14.7 °C1.6° to 31.8° | 0.5 mm/day | 53.4% | 2.9 m/s | 12.3 hours |
| October | 8 °C-4.4° to 25.1° | 1.1 mm/day | 64.5% | 3.4 m/s | 10.7 hours |
| November | 2.1 °C-7.9° to 17° | 1.6 mm/day | 76.5% | 4.1 m/s | 9.4 hours |
| December | -1.6 °C-12.6° to 8.7° | 1.9 mm/day | 83.7% | 4.3 m/s | 8.7 hours |
See two months side by side and how much they differ. Both use the same 1991–2020 climate normals and NASA POWER data point as the table above, so they show typical conditions, not a forecast.
Warmest, coolest, wettest, and windiest periods derived from long-term monthly normals
Interactive climate map
Open the climate map to compare monthly temperature, precipitation, and other averages.
Explore monthly temperature normals, precipitation rhythms, and atmospheric variations across regional park settings.







Continue your geographic exploration of Central Oregon by analyzing the protected terrain of Ochoco National Forest. MoriAtlas provides a detailed look at this landscape, where pine forests meet high desert, and critical watershed systems shape the rugged rimrock canyons of the Ochoco Mountains.