Gilliam, MO
Climate overview — based on NOAA 1991-2020 normals from GLASGOW, MO US.
Year-round temperatures (°F)
Avg high
Avg low
Best time to visit Gilliam
Full guide →Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | °F | °F | °F | 1.81 in | — | — |
| February | °F | °F | °F | 2.07 in | — | — |
| March | °F | °F | °F | 3.24 in | — | — |
| April | °F | °F | °F | 4.10 in | — | — |
| May | °F | °F | °F | 5.03 in | — | — |
| June | °F | °F | °F | 5.48 in | — | — |
| July | °F | °F | °F | 4.66 in | — | — |
| August | °F | °F | °F | 3.76 in | — | — |
| September | °F | °F | °F | 3.65 in | — | — |
| October | °F | °F | °F | 3.49 in | — | — |
| November | °F | °F | °F | 2.39 in | — | — |
| December | °F | °F | °F | 2.06 in | — | — |
Last spring / first fall frost
All-time recordsHottest, coldest, wettest
Planting calendarWhat to plant, and when