Lamar, MO
Climate overview — based on NOAA 1991-2020 normals from LAMAR 7N, MO US.
Year-round temperatures (°F)
Climate summary
Lamar has an annual average temperature of 55.9°F with about 48.9 inches of precipitation per year and 7.3 inches of snow. The warmest month is July (average high 88.4°F), and the coldest is January (average low 22.4°F). May is typically the wettest month (7.10 in) and January the driest (1.96 in). Snow typically falls from November through March.
Best time to visit Lamar
Full guide →Climate change signal
All-time records →17 of 366 (4.6%) of Lamar'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.
| 1890s | 21 | |
| 1900s | 38 | |
| 1910s | 55 | |
| 1920s | 19 | |
| 1930s | 92 | |
| 1940s | 25 | |
| 1950s | 32 | |
| 1960s | 13 | |
| 1970s | 8 | |
| 1980s | 18 | |
| 1990s | 9 | |
| 2000s | 17 | |
| 2010s | 7 | |
| 2020s | 12 |
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 | 42.5°F | 22.4°F | 32.4°F | 1.96 in | 3.2 in | 6 |
| February | 47.5°F | 26.0°F | 36.7°F | 2.25 in | 1.8 in | 6 |
| March | 57.2°F | 34.2°F | 45.7°F | 3.31 in | 1.4 in | 8 |
| April | 66.9°F | 43.7°F | 55.3°F | 5.10 in | — | 9 |
| May | 74.8°F | 54.1°F | 64.5°F | 7.10 in | — | 11 |
| June | 83.6°F | 63.3°F | 73.5°F | 6.25 in | — | 10 |
| July | 88.4°F | 67.4°F | 77.9°F | 4.62 in | — | 8 |
| August | 87.9°F | 65.7°F | 76.8°F | 3.78 in | — | 7 |
| September | 80.4°F | 57.3°F | 68.9°F | 4.78 in | — | 7 |
| October | 69.5°F | 45.6°F | 57.6°F | 3.75 in | — | 8 |
| November | 56.5°F | 35.0°F | 45.8°F | 3.53 in | 0.2 in | 7 |
| December | 45.6°F | 26.4°F | 36.0°F | 2.43 in | 0.7 in | 6 |
Climate twins of Lamar
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).