Jean Lafitte, LA
Climate overview — based on NOAA 1991-2020 normals from MARRERO 9 SSW, LA US.
Year-round temperatures (°F)
Climate summary
Jean Lafitte has an annual average temperature of 68.4°F with about 66.1 inches of precipitation per year. The warmest month is July (average high 89.9°F), and the coldest is January (average low 43.0°F). July is typically the wettest month (7.53 in) and October the driest (3.79 in).
Best time to visit Jean Lafitte
Full guide →Climate change signal
All-time records →66 of 366 (18%) of Jean Lafitte'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.
| 1990s | 157 | |
| 2000s | 90 | |
| 2010s | 115 | |
| 2020s | 4 |
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 | 61.9°F | 43.0°F | 52.5°F | 5.32 in | — | — |
| February | 65.8°F | 47.0°F | 56.4°F | 4.24 in | — | — |
| March | 72.2°F | 52.6°F | 62.4°F | 5.22 in | — | — |
| April | 77.5°F | 58.4°F | 67.9°F | 5.25 in | — | — |
| May | 84.1°F | 65.7°F | 74.9°F | 5.48 in | — | — |
| June | 88.5°F | 71.7°F | 80.1°F | 7.18 in | — | — |
| July | 89.9°F | 73.8°F | 81.8°F | 7.53 in | — | — |
| August | 89.7°F | 73.6°F | 81.6°F | 6.87 in | — | — |
| September | 86.5°F | 70.2°F | 78.3°F | 6.34 in | — | — |
| October | 79.0°F | 60.5°F | 69.8°F | 3.79 in | — | — |
| November | 70.0°F | 50.8°F | 60.4°F | 3.80 in | — | — |
| December | 63.8°F | 45.5°F | 54.7°F | 5.09 in | — | — |
Climate twins of Jean Lafitte
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).