Charlotte Harbor, FL climate
Charlotte Harbor has warm winters and warm summers, with plenty of rain. A typical July afternoon reaches 92°, a January night drops to 53°, and snow is almost unheard of.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Charlotte Harbor feels like
Winter
Spring
Summer
Fall
Charlotte Harbor weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 74° | 53° | 2.3" | 0 | 5 | 0 | 57° – 70° |
| February | 76° | 56° | 2.0" | 0 | 4 | 0 | 58° – 73° |
| March | 79° | 59° | 2.6" | 0 | 5 | 0 | 62° – 75° |
| April | 84° | 64° | 2.3" | 0 | 5 | 0 | 70° – 79° |
| May | 88° | 69° | 3.5" | 0 | 7 | 0 | 75° – 82° |
| June | 91° | 74° | 8.7" | 0 | 14 | 0 | 81° – 85° |
| July | 92° | 76° | 7.9" | 0 | 15 | 0 | 82° – 85° |
| August | 92° | 76° | 8.9" | 0 | 16 | 0 | 82° – 85° |
| September | 90° | 75° | 7.7" | 0 | 13 | 0 | 80° – 85° |
| October | 86° | 70° | 3.0" | 0 | 7 | 0 | 75° – 82° |
| November | 80° | 61° | 2.0" | 0 | 5 | 0 | 66° – 77° |
| December | 76° | 56° | 1.9" | 0 | 5 | 0 | 55° – 74° |
| Year | 84° | 66° | 52.8" | 0.0" | 101 | 0 |
“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.
Rain and snow in Charlotte Harbor
Charlotte Harbor gets 53 inches of rain and melted snow a year. August is the wettest month and December the driest. Rain or snow falls on about 101 days a year.
A year-round growing season
Heating and cooling a home in Charlotte Harbor
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Charlotte Harbor, 6% of that work is heating and 94% is cooling, so air conditioning is the bigger bill.
Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.
Charlotte Harbor and its neighbors
Charlotte Harbor borders 2 towns with climate data. January nights across them vary by 0.3°. Port Charlotte has both the coldest January nights (53°) and the hottest July afternoons (92°). Charlotte Harbor’s January low is 53° and its July high 92°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How Charlotte Harbor compares
Compared with every U.S. town and city on TownTapestry, each counted once.
Warmer than it used to be
The last 30 years in Charlotte Harbor averaged 1.3° warmer than the 1900s. The biggest change is in February (+1.9°). The shift is larger than in 59% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Charlotte Harbor’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. December swings the most: between 1991 and 2020 its average temperature ranged from 55° to 74°. August is the most reliable, staying within 3°.
Common questions about Charlotte Harbor’s climate
What is the coldest month in Charlotte Harbor?
January, with a typical high of 74° and a low of 53°.
What is the hottest month in Charlotte Harbor?
July, with a typical high of 92° and a low of 76°. About 136 days a year reach 90°.
How much snow does Charlotte Harbor get?
Almost none. A normal year brings 0.0 inches.
When is the first frost in Charlotte Harbor?
Frost is uncommon. Only 42% of years see a night at 32° or below.
What is the rainiest month in Charlotte Harbor?
August, with 8.9 inches of rain and melted snow. The year totals 53 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Charlotte Harbor itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Punta Gorda 4 Ese, FL (5 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.