Photo: Infrogmation of New Orleans · CC BY 3.0Barataria sits near the top of U.S. towns for precipitation, with 64 inches a year
Midwinter brings lows of about 45°. By January nights alone, it runs milder than 94% of U.S. towns. Decade by decade the climate has edged up, 0.9° above 1901–2000. Tender plants can go out after about February 10; in half of years the first frost comes by December 12.
A year in Barataria at a glance
Each month’s typical high and low, and what it brings.
What stands out about Barataria’s climate
Compared with towns across the U.S., with Barataria’s place in Louisiana beside it.
What a year in Barataria feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 306 frost-free days a year
In half of years the last 32° night comes by February 10 and the first by December 12. Frost and day counts come from NOAA’s station at Marrero 9 Ssw, LA, 5 miles from the town’s center, at about the same height.
The 2023 USDA map puts Barataria’s center in zone 9b: the coldest night of a typical winter, averaged over 1991–2020, reaches about 27°. 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 64 inches of rain a year
July 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 Terrytown 3s, LA, so most winters see none.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Barataria
34% of the work is heating, so air conditioning is the bigger bill. Months averaging under 55° run from 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 Marrero 9 Ssw, LA.
Living with Barataria’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
306 frost-free days in zone 9b. The last frost comes by Feb 10 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Dec 12.
Months with highs of 62–84° and lows of 40° or more: January, February, March, April, October, November and December.
Parks & trails →Of the yearly building losses FEMA expects in Barataria from natural hazards, hurricanes are the largest share (42%); heat waves, cold waves, winter storms and ice storms together are 3%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Barataria and similar climates
TownRatings has no climate map of the towns around Barataria yet.
Climates most like Barataria’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 |
|---|---|---|---|---|
| Barataria, LA | 45° | 91° | 64" | 0.0" |
| Ferry Pass, FL | 44° | 90° | 64" | 0.0" |
| Port Arthur, TX | 44° | 91° | 61" | 0.0" |
| Orange Beach, AL | 43° | 90° | 62" | 0.0" |
| Magalia, CA | 38° | 92° | 61" | 0.1" |
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 Barataria averaged 0.9° warmer than the 1900s. The biggest change is in February (+1.3°).
A smaller shift than in 87% 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 Barataria compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Barataria’s place among Louisiana’s.
Barataria weather by month
Highs, lows and precipitation from NOAA’s grid at Barataria’s center; snow, wet days and snow on the ground from Terrytown 3s, LA. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 63° | 45° | 5.2" | 0.0" | 9 | 0 | 47° – 60° |
| February | 67° | 49° | 4.1" | 0.0" | 8 | 0 | 48° – 67° |
| March | 72° | 54° | 4.5" | 0.0" | 7 | 0 | 57° – 71° |
| April | 78° | 60° | 4.9" | 0.0" | 7 | 0 | 64° – 73° |
| May | 85° | 67° | 5.1" | 0.0" | 6 | 0 | 73° – 79° |
| June | 89° | 73° | 7.1" | 0.0" | 12 | 0 | 79° – 84° |
| July | 91° | 75° | 7.8" | 0.0" | 15 | 0 | 81° – 85° |
| August | 91° | 75° | 7.0" | 0.0" | 15 | 0 | 80° – 86° |
| September | 88° | 72° | 5.9" | 0.0" | 11 | 0 | 78° – 83° |
| October | 80° | 62° | 3.7" | 0.0" | 7 | 0 | 68° – 77° |
| November | 71° | 52° | 3.8" | 0.0" | 7 | 0 | 56° – 66° |
| December | 65° | 47° | 4.6" | 0.0" | 9 | 0 | 50° – 64° |
| Year | 78° | 61° | 63.5" | 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 48° to 67°. July is the most reliable, staying within 4°.
Where Barataria’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 Barataria’s center.
- Snow: Terrytown 3s, LA.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Marrero 9 Ssw, 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 Barataria’s climate
What is the weather like in Barataria?
A typical July afternoon reaches 91°, a January night drops to 45°, and snow is almost unheard of. Milder January nights than 94% of U.S. towns; hotter July afternoons than 81% of U.S. towns.
How cold does it get in Barataria in winter?
January nights average 45°. About 11 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 47°.
How much snow does Barataria get?
About 0.0 inches in a normal winter at Terrytown 3s, LA, so most winters see none.
How hot does it get in Barataria?
July, with a typical high of 91° and a low of 75°. About 79 days a year reach 90° (Marrero 9 Ssw, LA).
When is the first and last frost in Barataria?
In half of years the last spring frost (32°) comes by February 10 and the first fall frost by December 12, about 306 frost-free days, at Marrero 9 Ssw, LA.
What growing zone is Barataria in?
Zone 9b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 27°.
What is the best time of year to visit Barataria?
By one simple rule (highs of 62–84° and lows of 40° or more), January, February, March, April, October, November and December. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Barataria getting warmer?
Yes: 1991–2020 averaged 0.9° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 87% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Barataria.
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.