Olathe, CO
Climate overview — based on NOAA 1991-2020 normals from MONTROSE RGNL AP, CO US.
Year-round temperatures (°F)
Climate summary
Olathe has an annual average temperature of 50.3°F with about 8.3 inches of precipitation per year. The warmest month is July (average high 90.0°F), and the coldest is January (average low 15.8°F). September is typically the wettest month (1.17 in) and June the driest (0.36 in).
Best time to visit Olathe
Full guide →Climate change signal
All-time records →144 of 366 (39.3%) of Olathe's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1990s | 36 | |
| 2000s | 143 | |
| 2010s | 101 | |
| 2020s | 86 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 38.5°F | 15.8°F | 27.2°F | 0.41 in | — | 5 |
| February | 45.3°F | 22.2°F | 33.7°F | 0.42 in | — | 6 |
| March | 55.4°F | 28.7°F | 42.1°F | 0.62 in | — | 7 |
| April | 63.2°F | 35.1°F | 49.2°F | 0.78 in | — | 7 |
| May | 73.7°F | 43.4°F | 58.6°F | 0.82 in | — | 6 |
| June | 85.5°F | 51.9°F | 68.7°F | 0.36 in | — | 3 |
| July | 90.0°F | 58.0°F | 74.0°F | 0.80 in | — | 7 |
| August | 86.7°F | 56.1°F | 71.4°F | 0.90 in | — | 7 |
| September | 78.6°F | 47.9°F | 63.2°F | 1.17 in | — | 7 |
| October | 65.2°F | 36.2°F | 50.7°F | 0.98 in | — | 6 |
| November | 50.9°F | 25.3°F | 38.1°F | 0.56 in | — | 5 |
| December | 38.6°F | 16.1°F | 27.3°F | 0.46 in | — | 6 |
Climate twins of Olathe
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).