Lafayette, Louisiana Climate by Month
Lafayette, Louisiana, United States
Hot summers and mild winters, with rain spread through the year.
Lafayette has hot summers and mild winters, with rain spread through the year. August is the warmest month, with highs around 93°F (34°C); January is the coolest at 62°F (17°C), and nights dip to 42°F (6°C). It gets 63 in (1603 mm) of rain a year, spread across the months.
- Warmest month
- 93°F(34°C)
- Average high, August
- Coldest nights
- 42°F(6°C)
- Average low, January
- Rain per year
- 63 in(1603 mm)
- No clear rainy season
- Humidity
- 70%
- Sunniest: May
Best and worst months in Lafayette
Best for weatherThe most comfortable weather comes in March, April and November, with highs around 75°F (24°C) and about 4.2 in (106 mm) of rain a month.
Least pleasantJune and July are the least pleasant; July is the hottest, with highs of 93°F (34°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in March.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Lafayette weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 62°F(17°C) | 42°F(6°C) | 6.0 in(152 mm) | 75% | 2.6 |
| FebFebruary | 67°F(19°C) | 46°F(8°C) | 4.6 in(118 mm) | 71% | 3.2 |
| MarMarchBest | 73°F(23°C) | 52°F(11°C) | 4.0 in(101 mm) | 72% | 4.2 |
| AprAprilBest | 80°F(27°C) | 59°F(15°C) | 4.3 in(110 mm) | 66% | 5.2 |
| MayMay | 87°F(30°C) | 67°F(19°C) | 4.5 in(115 mm) | 67% | 5.9 |
| JunJune | 92°F(33°C) | 73°F(23°C) | 6.7 in(169 mm) | 70% | 5.7 |
| JulJuly | 93°F(34°C) | 74°F(24°C) | 7.0 in(179 mm) | 69% | 5.8 |
| AugAugust | 93°F(34°C) | 74°F(24°C) | 5.6 in(142 mm) | 69% | 5.5 |
| SepSeptember | 89°F(32°C) | 70°F(21°C) | 5.6 in(141 mm) | 70% | 4.9 |
| OctOctober | 82°F(28°C) | 60°F(15°C) | 4.8 in(123 mm) | 66% | 4.0 |
| NovNovemberBest | 73°F(23°C) | 49°F(10°C) | 4.3 in(108 mm) | 71% | 3.1 |
| DecDecember | 65°F(18°C) | 44°F(7°C) | 5.7 in(145 mm) | 76% | 2.4 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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