Lyons, CO
Climate overview — based on NOAA 1991-2020 normals from FLATIRON RESERVOIR, CO US.
Year-round temperatures (°F)
Avg high
Avg low
Best time to visit Lyons
Full guide →Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | °F | °F | °F | 0.48 in | — | — |
| February | °F | °F | °F | 0.56 in | — | — |
| March | °F | °F | °F | 1.28 in | — | — |
| April | °F | °F | °F | 2.15 in | — | — |
| May | °F | °F | °F | 2.91 in | — | — |
| June | °F | °F | °F | 1.94 in | — | — |
| July | °F | °F | °F | 1.97 in | — | — |
| August | °F | °F | °F | 1.61 in | — | — |
| September | °F | °F | °F | 1.75 in | — | — |
| October | °F | °F | °F | 1.25 in | — | — |
| November | °F | °F | °F | 0.81 in | — | — |
| December | °F | °F | °F | 0.49 in | — | — |
Last spring / first fall frost
All-time recordsHottest, coldest, wettest
Planting calendarWhat to plant, and when