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Lafayette, LA Weather by Month and Climate Averages
Monthly normals · Rain · Snow
Sunshine · Freeze dates · Records · Best time to visit
What is the weather like in Lafayette, LA?
Lafayette, LA gets 62.8 in of precipitation a year over about 117 rainy days. August is the warmest month (average high 92°F) and January the coldest (average low 43°F).
Humid subtropical climate
Lafayette, LA has hot summers and mild winters. Daytime highs range from about 62°F in January to 92°F in August. June is usually the wettest month. The most comfortable time to visit is typically January to April and November to December, when daytime highs sit near 69°F.
| Season | Months | Avg low | Avg high |
|---|---|---|---|
| Winter | Dec–Feb | 45° | 64° |
| Spring | Mar–May | 60° | 79° |
| Summer | Jun–Aug | 74° | 91° |
| Autumn | Sep–Nov | 60° | 80° |
How much rain does Lafayette get?
Lafayette gets 62.8 in of precipitation in an average year, spread over about 117 days with measurable rain. That is more rainy days than 76% of the US.
June is the wettest month, with 7.1 in. March is the driest, with 3.7 in. July has the most rainy days, about 14.
The longest dry spell in the last five years lasted 36 days, to October 30, 2024.
From September 2025 to August 2026 Lafayette got 62.6 in of rain, against a normal of 62.8 in for those months. May 2026 had the most, with 12.2 in.
See where Lafayette ranks: rainiest cities in the US, US cities with the most rainy days, rainiest cities in Louisiana.
Lafayette weather by month
Lafayette weather in January
In January, Lafayette averages a high of 62°F and a low of 43°F. It gets 5.9 in of precipitation over about 10 rainy days. Estimated sunshine is 45% of daylight hours, derived from ERA5 cloud cover. The January record high is 83°F (2022) and the record low is 4°F (2025). January is one of the most comfortable months to visit.
Lafayette weather in February
In February, Lafayette averages a high of 66°F and a low of 47°F. It gets 4.1 in of precipitation over about 9 rainy days. Estimated sunshine is 42% of daylight hours, derived from ERA5 cloud cover. The February record high is 85°F (2011) and the record low is 16°F (1996). February is one of the most comfortable months to visit.
Lafayette weather in March
In March, Lafayette averages a high of 73°F and a low of 53°F. It gets 3.7 in of precipitation over about 9 rainy days. Estimated sunshine is 40% of daylight hours, derived from ERA5 cloud cover. The March record high is 89°F (2023) and the record low is 22°F (1980). March is one of the most comfortable months to visit.
Lafayette weather in April
In April, Lafayette averages a high of 79°F and a low of 59°F. It gets 4.9 in of precipitation over about 8 rainy days. Estimated sunshine is 45% of daylight hours, derived from ERA5 cloud cover. The April record high is 93°F (2006) and the record low is 33°F (1987). April is one of the most comfortable months to visit.
Lafayette weather in May
In May, Lafayette averages a high of 86°F and a low of 67°F. It gets 5.4 in of precipitation over about 8 rainy days. Estimated sunshine is 42% of daylight hours, derived from ERA5 cloud cover. The May record high is 98°F (1998) and the record low is 44°F (2013).
Lafayette weather in June
In June, Lafayette averages a high of 90°F and a low of 73°F. It gets 7.1 in of precipitation over about 12 rainy days. Estimated sunshine is 47% of daylight hours, derived from ERA5 cloud cover. The June record high is 102°F (2009) and the record low is 54°F (1984).
Lafayette weather in July
In July, Lafayette averages a high of 91°F and a low of 75°F. It gets 6.3 in of precipitation over about 14 rainy days. Estimated sunshine is 38% of daylight hours, derived from ERA5 cloud cover. The July record high is 103°F (2023) and the record low is 63°F (1990).
Lafayette weather in August
In August, Lafayette averages a high of 92°F and a low of 74°F. It gets 6.3 in of precipitation over about 12 rainy days. Estimated sunshine is 47% of daylight hours, derived from ERA5 cloud cover. The August record high is 110°F (2023) and the record low is 58°F (2004).
Lafayette weather in September
In September, Lafayette averages a high of 89°F and a low of 70°F. It gets 5.0 in of precipitation over about 9 rainy days. Estimated sunshine is 54% of daylight hours, derived from ERA5 cloud cover. The September record high is 103°F (2000) and the record low is 48°F (1981).
Lafayette weather in October
In October, Lafayette averages a high of 81°F and a low of 60°F. It gets 4.8 in of precipitation over about 8 rainy days. Estimated sunshine is 62% of daylight hours, derived from ERA5 cloud cover. The October record high is 94°F (1997) and the record low is 32°F (1993).
Lafayette weather in November
In November, Lafayette averages a high of 71°F and a low of 50°F. It gets 4.4 in of precipitation over about 8 rainy days. Estimated sunshine is 54% of daylight hours, derived from ERA5 cloud cover. The November record high is 89°F (2015) and the record low is 25°F (2019). November is one of the most comfortable months to visit.
Lafayette weather in December
In December, Lafayette averages a high of 64°F and a low of 45°F. It gets 5.0 in of precipitation over about 10 rainy days. Estimated sunshine is 48% of daylight hours, derived from ERA5 cloud cover. The December record high is 84°F (2017) and the record low is 9°F (1989). December is one of the most comfortable months to visit.
Sunshine, humidity and wind in Lafayette
October is the sunniest month in Lafayette, with estimated sunshine of 62% of daylight hours from ERA5 cloud cover. July is the cloudiest, at 38%. The annual cloud-cover estimate is 47% of daylight hours; it is not a measurement of sunshine duration. Lafayette is sunnier than 53% of the US.
Humidity peaks in July at 76% and is lowest in October at 66%.
Wind averages 6 mph over the year, and February is the windiest month at 8 mph.
Lafayette has about 88 days a year above 90°F. Lafayette is hotter than 88% of the US.
Thunderstorms occur on about 69 days a year.
See where Lafayette ranks: sunniest cities in the US, cloudiest cities in the US, hottest cities in the US.
First and last freeze in Lafayette
The first fall freeze in Lafayette typically comes around December 2, and the last spring freeze around February 16. That leaves a frost-free growing season of about 289 days.
Lafayette weather records
These records cover LAFAYETTE RGNL AP during 1970–2026. Earlier records or other stations in the city may differ.
The hottest temperature on record at the Lafayette station is 110°F, on August 27, 2023. The coldest is 4°F, on January 22, 2025.
The wettest day in the available station history brought 10.4 in of precipitation, on August 13, 2016.
39 all-time records have been set at the station since 1970.
The annual mean temperature has changed by +0.5°F per decade since 1970.
The best time to visit Lafayette
The most comfortable time to visit is typically January to April and November to December, when daytime highs sit near 69°F.
Winter (December–February) is mild, with average highs around 64°F and lows near 45°F.
Spring (March–May) is warm, with average highs around 79°F and lows near 60°F.
Summer (June–August) is hot, with average highs around 91°F and lows near 74°F. It can feel humid.
Autumn (September–November) is warm, with average highs around 80°F and lows near 60°F.
Monthly climate
| Month | Average low | Average high | Precip | Rain days | Wind | Humidity | Estimated sunshine | Record high | Record low |
|---|---|---|---|---|---|---|---|---|---|
| January | 43° | 62° | 5.9 in | 10 | 8 mph | 70% | 45% | 83° | 4° |
| February | 47° | 66° | 4.1 in | 9 | 8 mph | 71% | 42% | 85° | 16° |
| March | 53° | 73° | 3.7 in | 9 | 8 mph | 69% | 40% | 89° | 22° |
| April | 59° | 79° | 4.9 in | 8 | 7 mph | 67% | 45% | 93° | 33° |
| May | 67° | 86° | 5.4 in | 8 | 6 mph | 70% | 42% | 98° | 44° |
| June | 73° | 90° | 7.1 in | 12 | 5 mph | 71% | 47% | 102° | 54° |
| July | 75° | 91° | 6.3 in | 14 | 5 mph | 76% | 38% | 103° | 63° |
| August | 74° | 92° | 6.3 in | 12 | 5 mph | 70% | 47% | 110° | 58° |
| September | 70° | 89° | 5.0 in | 9 | 5 mph | 70% | 54% | 103° | 48° |
| October | 60° | 81° | 4.8 in | 8 | 5 mph | 66% | 62% | 94° | 32° |
| November | 50° | 71° | 4.4 in | 8 | 6 mph | 69% | 54% | 89° | 25° |
| December | 45° | 64° | 5.0 in | 10 | 7 mph | 73% | 48% | 84° | 9° |
Station: LAFAYETTE RGNL AP, 4 km from the city. Temperature normal baseline: 1991–2020, calculated from available NOAA GHCN-Daily observations. Available station history: 1970–2026; record values refer to this station and period, not the entire city’s history. Precipitation includes rain and the water equivalent of frozen precipitation; snowfall depth is shown separately when available. Sources and methods
From ERA5 reanalysis. Sunshine is estimated from cloud cover.
Lafayette climate questions
How much rain does Lafayette get?
Lafayette gets 62.8 in of precipitation in an average year, over about 117 rainy days.
What is the wettest month in Lafayette?
June is the wettest month in Lafayette, with 7.1 in. March is the driest, with 3.7 in.
How many rainy days does Lafayette have a year?
Lafayette has about 117 days with measurable rain in an average year. July has the most, about 14.
What is the hottest month in Lafayette?
August is the warmest month in Lafayette, with an average high of 92°F.
What is the coldest month in Lafayette?
January is the coldest month in Lafayette, with an average low of 43°F.
What is the record high temperature in Lafayette?
Within the available 1970–2026 station history, the record high at the Lafayette station is 110°F, set on August 27, 2023. The record low is 4°F, on January 22, 2025.
What is the sunniest month in Lafayette?
October is the sunniest month in Lafayette, with estimated sunshine of 62% of daylight hours from ERA5 cloud cover. July is the cloudiest.
When is the first frost in Lafayette?
The first fall freeze in Lafayette typically comes around December 2. The last spring freeze is around February 16.
What is the best time to visit Lafayette?
The most comfortable time to visit is typically January to April and November to December, when daytime highs sit near 69°F.