Simpson, LA
Climate overview — based on NOAA 1991-2020 normals from PEASON RIDGE RANGE, LA US.
Year-round temperatures (°F)
Climate summary
Simpson has an annual average temperature of 66.5°F with about 57.3 inches of precipitation per year. The warmest month is August (average high 93.8°F), and the coldest is January (average low 37.8°F). March is typically the wettest month (5.73 in) and August the driest (3.36 in).
Best time to visit Simpson
Full guide →Climate change signal
All-time records →229 of 366 (62.6%) of Simpson'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.
| 2000s | 37 | |
| 2010s | 178 | |
| 2020s | 151 |
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 | 60.1°F | 37.8°F | 48.9°F | 5.34 in | — | — |
| February | 63.7°F | 41.1°F | 52.4°F | 4.70 in | — | — |
| March | 71.4°F | 47.9°F | 59.6°F | 5.73 in | — | — |
| April | 78.2°F | 54.5°F | 66.3°F | 5.70 in | — | — |
| May | 85.1°F | 62.9°F | 74.0°F | 4.76 in | — | — |
| June | 90.6°F | 69.2°F | 79.9°F | 4.57 in | — | — |
| July | 93.2°F | 71.6°F | 82.4°F | 3.94 in | — | — |
| August | 93.8°F | 70.9°F | 82.3°F | 3.36 in | — | — |
| September | 89.0°F | 65.7°F | 77.3°F | 4.17 in | — | — |
| October | 79.8°F | 54.8°F | 67.3°F | 4.97 in | — | — |
| November | 69.1°F | 44.9°F | 57.0°F | 4.61 in | — | — |
| December | 60.7°F | 39.6°F | 50.1°F | 5.49 in | — | — |
Climate twins of Simpson
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).