Hardly any U.S. towns collect more precipitation than Leonville: 62 inches a year
The coldest hours of a January night bottom out at 41° on average. Rain is spread evenly through the year: the wettest month, January, gets little more than the driest, October. Winters are mild: January nights here are milder than in 90% of U.S. towns. The outdoor season runs from February to April and October to December, with highs of 64–81°.
A year in Leonville at a glance
Each month’s typical high and low, and what it brings.
What stands out about Leonville’s climate
Compared with towns across the U.S., with Leonville’s place in Louisiana beside it.
What a year in Leonville feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 267 frost-free days a year
In half of years the last 32° night comes by February 28 and the first by November 23. Frost and day counts come from NOAA’s station at Grand Coteau, LA, 5 miles from the town’s center, at about the same height.
The 2023 USDA map puts Leonville’s center in zone 9a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 23°. Plant labels use the zone; frost dates tell you when to plant.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
About 62 inches of rain a year
January is the wettest month and October the driest. Rain falls on about 111 days a year. Snow is rare: about 0.0" in a normal year at Lafayette, LA, so most winters see none.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Leonville
35% of the work is heating, so air conditioning is the bigger bill. Months averaging under 55°: December and January.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Grand Coteau, LA.
Living with Leonville’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
267 frost-free days in zone 9a. The last frost comes by Feb 28 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Nov 23.
Months with highs of 62–84° and lows of 40° or more: February, March, April, October, November and December.
Parks & trails →Of the yearly building losses FEMA expects in Leonville from natural hazards, river flooding is the largest share (43%); heat waves, cold waves, winter storms and ice storms together are 17%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Leonville and similar climates
TownRatings has no climate map of the towns around Leonville yet.
Climates most like Leonville’s, farther away
TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.
| Town | Jan. low | July high | Precip. | Snow |
|---|---|---|---|---|
| Leonville, LA | 41° | 92° | 62" | 0.0" |
| DeFuniak Springs, FL | 39° | 91° | 62" | 0.0" |
| Foley, AL | 42° | 91° | 63" | 0.1" |
| Magalia, CA | 38° | 92° | 61" | 0.1" |
| Liberty, TX | 43° | 93° | 58" | 0.2" |
Temperatures and precipitation come from NOAA’s 5 km grid; snow and day counts from the stations named on this page.
Warmer than it used to be
The last 30 years in Leonville averaged 0.6° warmer than the 1900s. The biggest change is in February (+1.1°).
A smaller shift than in 96% of U.S. towns.
Change by month
The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.
How Leonville compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Leonville’s place among Louisiana’s.
Leonville weather by month
Highs, lows and precipitation from NOAA’s grid at Leonville’s center; snow, wet days and snow on the ground from Lafayette, LA. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 62° | 41° | 6.2" | 0.0" | 10 | 0 | 45° – 59° |
| February | 66° | 45° | 4.7" | 0.0" | 8 | 0 | 46° – 64° |
| March | 73° | 51° | 4.5" | 0.0" | 8 | 0 | 56° – 69° |
| April | 79° | 57° | 5.1" | 0.0" | 7 | 0 | 63° – 72° |
| May | 85° | 65° | 5.4" | 0.0" | 8 | 0 | 72° – 78° |
| June | 90° | 71° | 6.2" | 0.0" | 12 | 0 | 78° – 84° |
| July | 92° | 73° | 5.2" | 0.0" | 14 | 0 | 81° – 85° |
| August | 92° | 73° | 5.4" | 0.0" | 12 | 0 | 79° – 86° |
| September | 89° | 68° | 4.9" | 0.0" | 9 | 0 | 76° – 82° |
| October | 81° | 58° | 4.4" | 0.0" | 7 | 0 | 66° – 75° |
| November | 71° | 48° | 4.6" | 0.0" | 8 | 0 | 54° – 64° |
| December | 64° | 43° | 5.1" | 0.0" | 9 | 0 | 45° – 60° |
| Year | 78° | 58° | 61.7" | 0.0" | 111 | 0 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 46° to 64°. July is the most reliable, staying within 4°.
Where Leonville’s numbers come from
Normals are 30-year averages, not a forecast. How TownRatings reads climate data →
- Temperatures and precipitation: NOAA’s gridded 1991–2020 normals for the 5 km cell at Leonville’s center.
- Snow: Lafayette, LA.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Grand Coteau, LA, 5 miles from the town’s center, at about the same height; the nearest station that passes our checks for distance, height and agreement with the grid.
- Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
- Then and now: NOAA’s gridded normals for 1901–2000 at the same cell.
- Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).
Common questions about Leonville’s climate
What is the weather like in Leonville?
A typical July afternoon reaches 92°, a January night drops to 41°, and snow is almost unheard of. Milder January nights than 90% of U.S. towns; hotter July afternoons than 86% of U.S. towns.
How cold does it get in Leonville in winter?
January nights average 41°. About 18 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 45°.
How much snow does Leonville get?
About 0.0 inches in a normal winter at Lafayette, LA, so most winters see none.
How hot does it get in Leonville?
July, with a typical high of 92° and a low of 73°. About 93 days a year reach 90° and 1 reach 100° (Grand Coteau, LA).
When is the first and last frost in Leonville?
In half of years the last spring frost (32°) comes by February 28 and the first fall frost by November 23, about 267 frost-free days, at Grand Coteau, LA.
What growing zone is Leonville in?
Zone 9a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 23°.
What is the best time of year to visit Leonville?
By one simple rule (highs of 62–84° and lows of 40° or more), February, March, April, October, November and December. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Leonville getting warmer?
Yes: 1991–2020 averaged 0.6° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 96% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Leonville.
Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.