Photo: Florida. - Bureau of Historic Preservation. · Public domainJanuary in Interlachen stays gentler than in 94% of U.S. towns
The warmest part of a July day comes in at 92° on average. The gap between a January night and a July afternoon is 47°. It is a wet place: more rain and snow fall here than on 91% of U.S. towns. Garden chairs stay out from October to April, the months with highs of 68–83°.
A year in Interlachen at a glance
Each month’s typical high and low, and what it brings.
What stands out about Interlachen’s climate
Compared with towns across the U.S., with Interlachen’s place in Florida beside it.
What a year in Interlachen feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 284 frost-free days a year
In half of years the last 32° night comes by March 1 and the first by December 7. Frost and day counts come from NOAA’s station at Orange Springs 2ssw, FL, 11 miles from the town’s center, at about the same height.
The 2023 USDA map puts Interlachen’s center in zone 9a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 25°. 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 53 inches of rain a year
June is the wettest month and November the driest. Rain falls on about 104 days a year. Snow is rare: about 0.0" in a normal year at Orange Springs 2ssw, FL, so most winters see none.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Interlachen
30% 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 Orange Springs 2ssw, FL.
Living with Interlachen’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
284 frost-free days in zone 9a. The last frost comes by Mar 1 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 7.
Months with highs of 62–84° and lows of 40° or more: January, February, March, April, October, November and December. 10 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Interlachen from natural hazards, river flooding is 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 →Interlachen and similar climates
TownRatings has no climate map of the towns around Interlachen yet.
Climates most like Interlachen’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 |
|---|---|---|---|---|
| Interlachen, FL | 45° | 92° | 53" | 0.0" |
| Alvin, TX | 45° | 92° | 53" | 0.0" |
| Thomasville, GA | 39° | 91° | 53" | 0.0" |
| Port Royal, SC | 41° | 91° | 49" | 0.0" |
| Headland, AL | 39° | 91° | 56" | 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 Interlachen averaged 1.2° warmer than the 1900s. The biggest change is in December (+2.1°).
A smaller shift than in 61% 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 Interlachen compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Interlachen’s place among Florida’s.
Interlachen weather by month
Highs, lows and precipitation from NOAA’s grid at Interlachen’s center; snow, wet days and snow on the ground from Orange Springs 2ssw, FL. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 68° | 45° | 3.3" | 0.0" | 7 | 0 | 50° – 62° |
| February | 72° | 47° | 2.8" | 0.0" | 8 | 0 | 51° – 67° |
| March | 77° | 51° | 3.6" | 0.0" | 7 | 0 | 57° – 71° |
| April | 82° | 57° | 2.9" | 0.0" | 5 | 0 | 65° – 74° |
| May | 88° | 64° | 3.6" | 0.0" | 6 | 0 | 72° – 79° |
| June | 91° | 70° | 7.6" | 0.0" | 14 | 0 | 78° – 85° |
| July | 92° | 72° | 6.6" | 0.0" | 15 | 0 | 81° – 84° |
| August | 91° | 73° | 7.3" | 0.0" | 16 | 0 | 80° – 84° |
| September | 88° | 70° | 6.5" | 0.0" | 11 | 0 | 77° – 83° |
| October | 83° | 62° | 3.6" | 0.0" | 6 | 0 | 68° – 78° |
| November | 75° | 53° | 2.2" | 0.0" | 5 | 0 | 59° – 71° |
| December | 70° | 48° | 2.9" | 0.0" | 5 | 0 | 49° – 68° |
| Year | 81° | 59° | 53.0" | 0.0" | 104 | 0 |
How much a month can swing
A normal is an average. December swings the most: from 1991 to 2020 its average ranged from 49° to 68°. July is the most reliable, staying within 4°.
Where Interlachen’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 Interlachen’s center.
- Snow: Orange Springs 2ssw, FL.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Orange Springs 2ssw, FL, 11 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 Interlachen’s climate
What is the weather like in Interlachen?
A typical July afternoon reaches 92°, 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 86% of U.S. towns.
How cold does it get in Interlachen in winter?
January nights average 45°. About 17 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 50°.
How much snow does Interlachen get?
About 0.0 inches in a normal winter at Orange Springs 2ssw, FL, so most winters see none.
How hot does it get in Interlachen?
July, with a typical high of 92° and a low of 72°. About 109 days a year reach 90° and 2 reach 100° (Orange Springs 2ssw, FL).
When is the first and last frost in Interlachen?
In half of years the last spring frost (32°) comes by March 1 and the first fall frost by December 7, about 284 frost-free days, at Orange Springs 2ssw, FL.
What growing zone is Interlachen in?
Zone 9a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 25°.
What is the best time of year to visit Interlachen?
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 Interlachen getting warmer?
Yes: 1991–2020 averaged 1.2° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 61% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Interlachen.
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.