Cape Coral weather in May

In May, Cape Coral sees average daytime highs of 83°F and overnight lows near 74°F, with 2.4 in of rain across 8.3 wet days and about 13.3 hours of daylight. It is the 5th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 81°F in the first days to 84°F by the end. The sky is clear or mostly clear about 56% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 13 hours at the start of May to 13 h 30 min by month's end. Set against the rest of the year, May is Cape Coral's 3rd-clearest and 8th-windiest month. For the whole year in context, see Cape Coral's year-round climate.

Daytime high
83°
5th warmest
Overnight low
74°
8th coldest
Rainfall
2.4 in
8.3 wet days
Daylight
13 h 18 min
5:45 AM – 7:03 PM
Cloud cover
40%
3rd clearest
Wind
8 mph
8th windiest
Solar energy
6.71 kWh/m²
Travel score
6.4
out of 10

Cape Coral is city in Lee County, Florida, United States.

Density
568/km²
people per km²
Founded
1957

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 81°F in the first days to 84°F by the end.

A typical May day in Cape Coral reaches about 83°F in the afternoon and slips back to 74°F overnight — a 9°F spread between the day's warmth and the night's chill. On most days the high lands between 79°F and 86°F. Set against its neighbours, May runs about 4°F warmer than April and about 2°F cooler than June.

60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
18171
28171
38171
48272
58272
68272
78272
88272
98273
108273
118373
128373
138373
148373
158373
168374
178374
188374
198374
208374
218474
228474
238475
248475
258475
268475
278475
288475
298476
308476
318476

How May really feels in Cape Coral

Once humidity and wind are folded in, May averages 1 day 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
1
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.

Cape Coral weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan70° / 59°1.84.910.57.5
Feb72° / 61°1.44.411.17.8
Mar75° / 64°1.64.811.88.1
Apr79° / 69°1.75.812.67.7
May83° / 74°2.48.313.36.4
Jun85° / 78°5.618.213.64.2
Jul86° / 79°4.92013.53.8
Aug86° / 79°5.220.812.93.6
Sep85° / 78°5.618.212.24.1
Oct82° / 73°2.88.511.46.4
Nov77° / 67°1.33.710.78.1
Dec73° / 62°1.44.310.47.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 56% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 16% of May, with mostly cloudy or overcast conditions the remaining 28%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17624
27624
37723
47723
57624
67624
77624
87624
97624
107624
117624
127525
137525
147525
157426
167426
177327
187327
197228
207228
217129
227030
236931
246832
256733
266634
276535
286436
296337
306139
316040

Chance of precipitation in May

Any precipitation

Cape Coral gets around 2.4 in of rain over 8.3 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 28% and peaks near 44% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
119
219
319
418
518
619
719
819
920
1021
1122
1223
1324
1425
1526
1628
1729
1830
1931
2032
2133
2234
2334
2435
2536
2637
2738
2839
2941
3042
3144

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the oppressive band about 41% of days. Sticky, muggy-or-worse air turns up on roughly 79% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
14121839261
24121739270
34121740270
43111740280
53111741280
63101641290
73101642290
8291643300
9281643300
10281643300
11271644310
12261644320
13261644330
14151643340
15141643350
16141642360
17141542380
18131541401
19131539411
20031438441
21021437461
22021335481
23021334501
24021232522
25011131552
26011029573
2701927603
2801826614
2901724635
3001622656
3100521677

Wind in May

Winds average 8 mph in May.

Across May, daily wind ranges from about 8 mph on the calmest days to 9 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
19light breeze
29light breeze
39light breeze
49light breeze
59light breeze
69light breeze
79light breeze
89light breeze
99light breeze
109light breeze
118light breeze
128light breeze
138light breeze
148light breeze
158light breeze
168light breeze
178light breeze
188light breeze
198light breeze
208light breeze
218light breeze
228light breeze
238light breeze
248light breeze
258light breeze
268light breeze
278light breeze
288light breeze
298light breeze
308light breeze
318light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 hours at the start of May to 13 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over May. Sunrise moves from 5:55 AM to 5:39 AM, and sunset from 6:55 PM to 7:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.05:556:55
213.05:546:55
313.05:546:56
413.15:536:56
513.15:526:57
613.15:516:57
713.15:516:58
813.15:506:59
913.25:496:59
1013.25:497:00
1113.25:487:00
1213.25:477:01
1313.25:477:01
1413.35:467:02
1513.35:467:03
1613.35:457:03
1713.35:447:04
1813.35:447:04
1913.45:437:05
2013.45:437:05
2113.45:437:06
2213.45:427:06
2313.45:427:07
2413.45:417:07
2513.55:417:08
2613.55:417:09
2713.55:407:09
2813.55:407:10
2913.55:407:10
3013.55:407:11
3113.55:397:11

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.71 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.44 kWh/m² to a high of 6.71 kWh/m² in May across the year — May's 6.71 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.7Intense
26.7Intense
36.8Intense
46.8Intense
56.8Intense
66.8Intense
76.8Intense
86.8Intense
96.8Intense
106.8Intense
116.8Intense
126.8Intense
136.8Intense
146.7Intense
156.7Intense
166.7Intense
176.7Intense
186.7Intense
196.6Intense
206.6Intense
216.6Intense
226.6Intense
236.5Intense
246.5Intense
256.5Intense
266.5Intense
276.4Intense
286.4Intense
296.4Intense
306.3Intense
316.3Intense
Planning a trip in May

Hazard calendar for Cape Coral

In seasonPeak

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

Cape Coral sits in the Atlantic hurricane belt; the season peaks August–October.

Cape Coral's rainy season runs June–October, 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 Cape Coral?

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

6.4
Sightseeing
7th-best month of the year
7.4
Beach & pool
3rd-best month of the year

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

What to pack for Cape Coral in May

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

In May, Cape Coral sees daytime highs around 83°F and nights near 74°F. Pack light clothes and sun protection. Worth having: rain gear. About 8 days see rain.

light clothessun protectionrain gear

Sea temperature near Cape Coral in May

The nearest coast averages about 80°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 14 mi away) is warmest in August at about 86°F and coldest in January near 68°F.

It's comfortable for a long swim from Feb 11 to Jan 16 — about 11.2 months when the water holds above 68°F.

70°80°90°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan68Cool
Feb68Refreshing
Mar71Refreshing
Apr76Warm
May80Warm
Jun84Tropical
Jul86Tropical
Aug86Tropical
Sep85Tropical
Oct81Warm
Nov75Warm
Dec71Refreshing

UV index in Cape Coral 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 Cape Coral peaks around July 17 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 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 17UV 11Dec 17UV 5
UV index (midday)Level
Jan5High
Feb7Very high
Mar9Very high
Apr10Very high
May10Very high
Jun10Extreme
Jul12Extreme
Aug10Extreme
Sep10Very high
Oct8Very high
Nov6High
Dec5Moderate

Air quality in Cape Coral 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 Cape Coral is worst in July — around 20 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (December, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1819 µg/m³Dec 147 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar12Good
Apr10Good
May11Good
Jun15Moderate
Jul20Moderate
Aug17Moderate
Sep12Moderate
Oct9Good
Nov8Good
Dec7Good
Location & terrain

Where is Cape Coral?

Cape Coral sits at 26.6°N, 81.9°W, 3 ft above sea level, in United States. The nearest listed city is Iona, 3.1 mi away.

Topography around Cape Coral

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

Within 2 miles, the terrain around Cape Coral has only modest variations in elevation — a maximum elevation change of 46 ft around an average of 7 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 89 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 164 ft.

The land around Cape Coral is covered by artificial surfaces (47%) and water (36%) within 2 miles, water (28%) and artificial surfaces (27%) within 10 miles, and water (35%), trees (30%) and grassland (22%) within 50 miles.

2 miles
46 ft
10 miles
89 ft
50 miles
164 ft
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
May weather nearby: Iona 3.1 mi · Fort Myers 8.1 mi · North Fort Myers 8.7 mi · San Carlos Park 11 mi · Estero 12 mi · Bonita Springs 19 mi · Lehigh Acres 21 mi · Punta Gorda Isles 25 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 Cape Coral (26.5629°, -81.9495°, 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).