Lake Charles Climate by Month
Lake Charles, Louisiana, United States
Hot summers and mild winters, with rain spread through the year.
Lake Charles has hot summers and mild winters, with rain spread through the year. August is the warmest month, with highs around 92°F (34°C); January is the coolest at 62°F (17°C), and nights dip to 43°F (6°C). It gets 61 in (1544 mm) of rain a year, spread across the months.
- Warmest month
- 92°F(34°C)
- Average high, August
- Coldest nights
- 43°F(6°C)
- Average low, January
- Rain per year
- 61 in(1544 mm)
- No clear rainy season
- Humidity
- 71%
- Sunniest: July
Best and worst months in Lake Charles
Best for weatherThe most comfortable weather comes in March and April, with highs around 75°F (24°C) and about 3.6 in (93 mm) of rain a month.
Least pleasantJuly and August are the least pleasant; August is the hottest, with highs of 92°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)
Lake Charles weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 62°F(17°C) | 43°F(6°C) | 5.1 in(129 mm) | 74% | 2.6 |
| FebFebruary | 66°F(19°C) | 47°F(8°C) | 4.0 in(101 mm) | 71% | 3.1 |
| MarMarchBest | 73°F(23°C) | 53°F(12°C) | 3.7 in(93 mm) | 72% | 4.1 |
| AprAprilBest | 78°F(26°C) | 59°F(15°C) | 3.6 in(92 mm) | 71% | 5.1 |
| MayMay | 85°F(30°C) | 67°F(20°C) | 5.1 in(130 mm) | 71% | 5.8 |
| JunJune | 90°F(32°C) | 73°F(23°C) | 6.0 in(153 mm) | 74% | 5.8 |
| JulJuly | 92°F(33°C) | 75°F(24°C) | 5.7 in(146 mm) | 72% | 5.9 |
| AugAugust | 92°F(34°C) | 75°F(24°C) | 5.6 in(142 mm) | 71% | 5.6 |
| SepSeptember | 89°F(32°C) | 70°F(21°C) | 6.7 in(169 mm) | 70% | 4.9 |
| OctOctober | 82°F(28°C) | 60°F(16°C) | 4.4 in(113 mm) | 70% | 4.0 |
| NovNovember | 72°F(22°C) | 50°F(10°C) | 4.8 in(123 mm) | 71% | 3.0 |
| DecDecember | 64°F(18°C) | 45°F(7°C) | 6.0 in(153 mm) | 70% | 2.4 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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