Port Charlotte weather in May

In May, Port Charlotte sees average daytime highs of 88°F and overnight lows near 70°F, with 2.9 in of rain across 9.5 wet days and about 13.3 hours of daylight. It is the 5th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 88°F through the month. The sky is clear or mostly clear about 45% of the time in May, and the air most often feels muggy.

Daylight stretches from about 13 hours at the start of May to 13 h 36 min by month's end. Set against the rest of the year, May is Port Charlotte's 5th-clearest and 8th-windiest month. For the whole year in context, see Port Charlotte's year-round climate.

Daytime high
88°
5th warmest
Overnight low
70°
8th coldest
Rainfall
2.9 in
9.5 wet days
Daylight
13 h 18 min
5:45 AM – 7:04 PM
Cloud cover
46%
5th clearest
Wind
6 mph
8th windiest
Solar energy
6.61 kWh/m²
Travel score
4.5
out of 10

Port Charlotte is unincorporated community in Charlotte County, Florida, United States.

Density
649/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 88°F through the month.

A typical May day in Port Charlotte reaches about 88°F in the afternoon and slips back to 70°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 83°F and 93°F. Set against its neighbours, May runs about 4°F warmer than April and about 1°F cooler than June.

60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
18767
28767
38767
48768
58768
68768
78868
88868
98869
108869
118869
128869
138869
148970
158970
168970
178970
188970
198971
208971
218971
228971
238971
248971
258972
268972
278972
288972
298973
308973
318973

How May really feels in Port Charlotte

Once humidity and wind are folded in, May averages 19 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
19
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Port Charlotte weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan73° / 54°2.14.910.57.8
Feb76° / 56°1.65.2117.9
Mar80° / 59°1.85.711.87.5
Apr84° / 65°2.26.512.66.1
May88° / 70°2.99.513.34.5
Jun90° / 74°6.720.213.73.0
Jul90° / 76°6.42313.52.7
Aug90° / 76°6.424132.5
Sep89° / 74°6.018.912.23.2
Oct86° / 69°2.58.811.45.3
Nov80° / 62°1.34.310.77.6
Dec76° / 57°1.54.710.37.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 45% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 23% of May, with mostly cloudy or overcast conditions the remaining 33%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17228
27228
37327
47327
57327
67327
77228
87228
97228
107228
117228
127129
137129
147030
157030
166832
176733
186733
196634
206634
216535
226436
236436
246337
256238
266139
276040
285941
295842
305743
315644

Chance of precipitation in May

Any precipitation

Port Charlotte gets around 2.9 in of rain over 9.5 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 32% and peaks near 48% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
123
222
322
422
522
622
722
823
923
1024
1125
1226
1327
1428
1529
1630
1732
1833
1934
2035
2136
2237
2338
2439
2540
2641
2742
2844
2945
3047
3148

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

Most of May feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, May lands in the muggy band about 34% of days. Sticky, muggy-or-worse air turns up on roughly 57% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
115182530120
214182530120
314182531130
413182631130
512182631130
611172731130
711172732140
810172832140
99162832140
108162932140
118153033150
127153033150
136143033160
146143034170
155133034180
165123035190
174122935200
184112935210
193112836220
203102736230
213102637240
22292537260
23292437280
24282337291
25182237311
26172037341
27161937361
28161837381
29151636402
30041536432
31041335453

Wind in May

Winds average 6 mph in May.

Across May, daily wind ranges from about 6 mph on the calmest days to 7 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
17calm
27calm
37calm
47calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 hours at the start of May to 13 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 36 minutes over May. Sunrise moves from 5:55 AM to 5:39 AM, and sunset from 6:56 PM to 7:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.05:556:56
213.05:546:56
313.15:546:57
413.15:536:58
513.15:526:58
613.15:516:59
713.15:516:59
813.25:507:00
913.25:497:00
1013.25:497:01
1113.25:487:01
1213.25:477:02
1313.35:477:03
1413.35:467:03
1513.35:457:04
1613.35:457:04
1713.35:447:05
1813.45:447:05
1913.45:437:06
2013.45:437:07
2113.45:427:07
2213.45:427:08
2313.45:427:08
2413.55:417:09
2513.55:417:09
2613.55:407:10
2713.55:407:10
2813.55:407:11
2913.55:407:11
3013.55:397:12
3113.65:397:13

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.61 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.35 kWh/m² to a high of 6.61 kWh/m² in May across the year — May's 6.61 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.6Intense
26.6Intense
36.7Intense
46.7Intense
56.7Intense
66.7Intense
76.7Intense
86.7Intense
96.7Intense
106.7Intense
116.7Intense
126.7Intense
136.7Intense
146.6Intense
156.6Intense
166.6Intense
176.6Intense
186.6Intense
196.5Intense
206.5Intense
216.5Intense
226.5Intense
236.5Intense
246.4Intense
256.4Intense
266.4Intense
276.3Intense
286.3Intense
296.3Intense
306.3Intense
316.2Intense
Planning a trip in May

Hazard calendar for Port Charlotte

In seasonPeak

None of Port Charlotte's seasonal hazards are active in May. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Port Charlotte sits in the Atlantic hurricane belt; the season peaks August–October.

Port Charlotte's rainy season runs June–September, when most of the year's rain falls.

Atlantic hurricane
Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is May a good time to visit Port Charlotte?

Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

4.5
Sightseeing
8th-best month of the year
6.8
Beach & pool
7th-best month of the year

May is a reasonable time to visit Port Charlotte for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Port Charlotte in May

From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In May, Port Charlotte sees daytime highs around 88°F and nights near 70°F. Pack light clothes and sun protection. Worth having: rain gear. About 10 days see rain.

light clothessun protectionrain gear

Sea temperature near Port Charlotte in May

The nearest coast averages about 79°F in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 19 mi away) is warmest in August at about 86°F and coldest in February near 67°F.

It's comfortable for a long swim from Mar 3 to Jan 6 — about 10.2 months when the water holds above 68°F.

70°80°90°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan67Cool
Feb67Cool
Mar69Refreshing
Apr74Refreshing
May79Warm
Jun83Tropical
Jul85Tropical
Aug86Tropical
Sep85Tropical
Oct81Warm
Nov75Refreshing
Dec71Refreshing

UV index in Port Charlotte in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Port Charlotte peaks around July 16 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 5 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighModerateJul 16UV 11Dec 18UV 5
UV index (midday)Level
Jan5High
Feb7High
Mar9Very high
Apr10Very high
May10Extreme
Jun10Extreme
Jul11Extreme
Aug10Extreme
Sep9Very high
Oct8Very high
Nov6High
Dec5Moderate

Air quality in Port Charlotte in May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.

Air quality in Port Charlotte is worst in July — around 20 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (November, 8 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateGoodJul 1819 µg/m³Nov 218 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb12Good
Mar12Moderate
Apr11Good
May11Good
Jun16Moderate
Jul20Moderate
Aug17Moderate
Sep13Moderate
Oct9Good
Nov8Good
Dec8Good
Location & terrain

Where is Port Charlotte?

Port Charlotte sits at 27.0°N, 82.1°W, 3 ft above sea level, in United States. The nearest listed city is Punta Gorda Isles, 4.3 mi away.

Topography around Port Charlotte

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Port Charlotte.

Within 2 miles, the terrain around Port Charlotte has only modest variations in elevation — a maximum elevation change of 30 ft around an average of 10 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 105 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 253 ft.

The land around Port Charlotte is covered by artificial surfaces (29%), trees (24%) and grassland (23%) within 2 miles, trees (40%) and water (23%) within 10 miles, and trees (32%), water (31%) and grassland (28%) within 50 miles.

2 miles
30 ft
10 miles
105 ft
50 miles
253 ft
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
May weather nearby: Punta Gorda Isles 4.3 mi · Punta Gorda 4.3 mi · North Port 9.9 mi · Venice 24 mi · North Fort Myers 25 mi · Fort Myers 29 mi · Cape Coral 30 mi · Iona 32 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Port Charlotte (26.9762°, -82.0906°, elevation 3 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).