Griffin, IN
Climate overview — based on NOAA 1991-2020 normals from GRAYVILLE, IL US.
Year-round temperatures (°F)
Climate summary
Griffin has an annual average temperature of 56.2°F with about 50 inches of precipitation per year and 11.8 inches of snow. The warmest month is July (average high 88.6°F), and the coldest is January (average low 23.6°F). May is typically the wettest month (5.75 in) and January the driest (3.22 in). Snow typically falls from December through March.
Best time to visit Griffin
Full guide →Climate change signal
All-time records →0 of 366 (0%) of Griffin'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 | 58 | |
| 1900s | 27 | |
| 2000s | 158 | |
| 2010s | 123 |
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 | 41.2°F | 23.6°F | 32.4°F | 3.22 in | 2.3 in | 11 |
| February | 45.0°F | 25.8°F | 35.4°F | 3.80 in | 4.6 in | 11 |
| March | 55.7°F | 34.9°F | 45.3°F | 4.59 in | 0.2 in | 13 |
| April | 67.6°F | 44.8°F | 56.2°F | 4.52 in | — | 11 |
| May | 77.5°F | 55.2°F | 66.3°F | 5.75 in | — | 13 |
| June | 85.7°F | 64.5°F | 75.1°F | 4.46 in | — | 10 |
| July | 88.6°F | 67.6°F | 78.1°F | 5.28 in | — | 11 |
| August | 87.6°F | 64.8°F | 76.2°F | 3.64 in | — | 9 |
| September | 82.2°F | 57.3°F | 69.8°F | 3.72 in | — | 8 |
| October | 70.1°F | 45.5°F | 57.8°F | 3.90 in | — | 10 |
| November | 56.3°F | 35.7°F | 46.0°F | 3.35 in | — | 10 |
| December | 44.8°F | 27.6°F | 36.2°F | 3.77 in | 4.7 in | 14 |
Climate twins of Griffin
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).