Harahan, LA
Climate overview — based on NOAA 1991-2020 normals from NEW ORLEANS AUDUBON, LA US.
Year-round temperatures (°F)
Climate summary
Harahan has an annual average temperature of 71.8°F with about 64.6 inches of precipitation per year. The warmest month is August (average high 94.0°F), and the coldest is January (average low 46.5°F). July is typically the wettest month (8.77 in) and October the driest (3.58 in).
Best time to visit Harahan
Full guide →Climate change signal
All-time records →44 of 366 (12%) of Harahan'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 | 6 | |
| 1900s | 9 | |
| 1910s | 68 | |
| 1920s | 37 | |
| 1930s | 49 | |
| 1940s | 43 | |
| 1950s | 25 | |
| 1960s | 5 | |
| 1970s | 5 | |
| 1980s | 15 | |
| 1990s | 17 | |
| 2000s | 32 | |
| 2010s | 42 | |
| 2020s | 13 |
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 | 64.3°F | 46.5°F | 55.4°F | 4.95 in | — | 10 |
| February | 68.4°F | 50.5°F | 59.4°F | 4.14 in | — | 9 |
| March | 74.5°F | 55.8°F | 65.2°F | 4.60 in | — | 8 |
| April | 80.9°F | 62.0°F | 71.4°F | 4.99 in | — | 7 |
| May | 87.9°F | 69.3°F | 78.6°F | 5.39 in | — | 7 |
| June | 92.5°F | 74.9°F | 83.7°F | 7.37 in | — | 13 |
| July | 93.9°F | 76.6°F | 85.2°F | 8.77 in | — | 15 |
| August | 94.0°F | 76.9°F | 85.5°F | 6.80 in | — | 13 |
| September | 90.1°F | 73.6°F | 81.8°F | 5.72 in | — | 10 |
| October | 82.6°F | 64.7°F | 73.6°F | 3.58 in | — | 7 |
| November | 72.9°F | 54.6°F | 63.7°F | 3.78 in | — | 7 |
| December | 66.4°F | 49.0°F | 57.7°F | 4.51 in | — | 9 |
Climate twins of Harahan
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).