Atlantis’ winters are milder and less snowy than most of the U.S.
A typical July afternoon reaches 91°, a January night drops to 57°, and snow is almost unheard of.
A year in Atlantis at a glance
Each month’s typical high and low, and what it brings.
What stands out about Atlantis’ climate
Compared with towns across the U.S., with Atlantis’ place in Florida beside it.
What a year in Atlantis feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
Frost is rare
Frost and day counts come from NOAA’s station at West Palm Beach International Airport, 6 miles from the town’s center, at about the same height.
The 2023 USDA map puts Atlantis’ center in zone 10b: the coldest night of a typical winter, averaged over 1991–2020, reaches about 39°. Plant labels use the zone; frost dates tell you when to plant.
90° days by month
Average days at 90° or more
About 60 inches of rain a year
June is the wettest month and February the driest. Rain falls on about 149 days a year. Snow is rare: about 0.0" in a normal year at Loxahatchee Nwr, FL, so most winters see none.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Atlantis
5% of the work is heating, so air conditioning is the bigger bill. No month averages under 55°.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at West Palm Beach International Airport.
Living with Atlantis’ climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
Zone 10b. Frost comes about 1 winter in 14, so tender plants can often stay out through winter.
Months with highs of 62–84° and lows of 40° or more: January, February, March, April, November and December.
Parks & trails →Of the yearly building losses FEMA expects in Atlantis from natural hazards, hurricanes are the largest share (63%); heat waves, cold waves, winter storms and ice storms together are 2%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Atlantis and similar climates
TownRatings has no climate map of the towns around Atlantis yet.
Climates most like Atlantis’, 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 |
|---|---|---|---|---|
| Atlantis, FL | 57° | 91° | 60" | 0.0" |
| Galliano, LA | 46° | 90° | 63" | 0.0" |
| Texas City, TX | 47° | 90° | 54" | 0.1" |
| Gulf Shores, AL | 44° | 90° | 62" | 0.0" |
| Bay St. Louis, MS | 43° | 89° | 64" | 0.0" |
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 Atlantis averaged 1.7° warmer than the 1900s. The biggest change is in February (+2.3°).
A bigger shift than in 69% 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 Atlantis compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Atlantis’ place among Florida’s.
Atlantis weather by month
Highs, lows and precipitation from NOAA’s grid at Atlantis’ center; snow, wet days and snow on the ground from Loxahatchee Nwr, FL. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 76° | 57° | 2.9" | 0.0" | 10 | 0 | 60° – 71° |
| February | 77° | 59° | 2.7" | 0.0" | 8 | 0 | 61° – 75° |
| March | 80° | 62° | 3.0" | 0.0" | 8 | 0 | 64° – 77° |
| April | 83° | 66° | 3.2" | 0.0" | 8 | 0 | 71° – 79° |
| May | 86° | 70° | 5.2" | 0.0" | 11 | 0 | 75° – 81° |
| June | 89° | 74° | 8.5" | 0.0" | 18 | 0 | 80° – 85° |
| July | 91° | 75° | 6.3" | 0.0" | 18 | 0 | 82° – 85° |
| August | 91° | 75° | 8.0" | 0.0" | 19 | 0 | 81° – 84° |
| September | 89° | 75° | 8.2" | 0.0" | 17 | 0 | 80° – 83° |
| October | 86° | 71° | 6.1" | 0.0" | 14 | 0 | 76° – 81° |
| November | 81° | 66° | 3.5" | 0.0" | 9 | 0 | 69° – 78° |
| December | 77° | 61° | 2.9" | 0.0" | 10 | 0 | 58° – 76° |
| Year | 84° | 68° | 60.4" | 0.0" | 149 | 0 |
How much a month can swing
A normal is an average. December swings the most: from 1991 to 2020 its average ranged from 58° to 76°. August is the most reliable, staying within 3°.
Where Atlantis’ 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 Atlantis’ center.
- Snow: Loxahatchee Nwr, FL.
- Frost, freezing nights, 90° and 100° days, heating and cooling: West Palm Beach International Airport, 6 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 Atlantis’ climate
What is the weather like in Atlantis?
A typical July afternoon reaches 91°, a January night drops to 57°, and snow is almost unheard of. Milder January nights than all but 155 U.S. towns; hotter July afternoons than 80% of U.S. towns.
How cold does it get in Atlantis in winter?
January nights average 57°. A night at 32° or below comes in only some winters (0.1 a year on average). In the coldest January of the last 30 years the month averaged 60°.
How much snow does Atlantis get?
About 0.0 inches in a normal winter at Loxahatchee Nwr, FL, so most winters see none.
How hot does it get in Atlantis?
July, with a typical high of 91° and a low of 75°. About 74 days a year reach 90° (West Palm Beach International Airport).
When is the first and last frost in Atlantis?
Most years have no frost at all: a 32° night comes in about 7% of winters at West Palm Beach International Airport, usually in December or January.
What growing zone is Atlantis in?
Zone 10b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 39°.
What is the best time of year to visit Atlantis?
By one simple rule (highs of 62–84° and lows of 40° or more), January, February, March, April, November and December. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Atlantis getting warmer?
Yes: 1991–2020 averaged 1.7° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 69% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Atlantis.
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.