Saint Cloud weather in May

In May, Saint Cloud sees average daytime highs of 86°F and overnight lows near 69°F, with 2.8 in of rain across 9.5 wet days and about 13.4 hours of daylight. It is the 5th-warmest and 5th-wettest month of the year here.

Highs climb over the month, from about 85°F in the first days to 87°F by the end. The sky is clear or mostly clear about 41% of the time in May, and the air most often feels muggy.

Daylight stretches from about 13 h 06 min at the start of May to 13 h 36 min by month's end. Set against the rest of the year, May is Saint Cloud's 3rd-clearest and 8th-windiest month. For the whole year in context, see Saint Cloud's year-round climate.

Daytime high
86°
5th warmest
Overnight low
69°
8th coldest
Rainfall
2.8 in
9.5 wet days
Daylight
13 h 24 min
5:39 AM – 7:03 PM
Cloud cover
49%
3rd clearest
Wind
6 mph
8th windiest
Solar energy
6.2 kWh/m²
Travel score
5.1
out of 10

Saint Cloud is city in Osceola County, Florida, United States.

Density
727/km²
people per km²
Founded
1909

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 85°F in the first days to 87°F by the end.

A typical May day in Saint Cloud reaches about 86°F in the afternoon and slips back to 69°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 80°F and 91°F. Set against its neighbours, May runs about 4°F warmer than April and about 3°F cooler than June.

50°60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
18466
28466
38566
48567
58567
68567
78567
88567
98568
108668
118668
128668
138668
148669
158669
168669
178669
188669
198670
208770
218770
228770
238770
248771
258771
268771
278771
288771
298772
308772
318872

How May really feels in Saint Cloud

Once humidity and wind are folded in, May averages 8 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
8
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.

Saint Cloud 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
Jan70° / 52°2.15.510.47.3
Feb73° / 54°1.85.9117.5
Mar77° / 58°2.26.111.87.6
Apr82° / 63°2.06.412.76.9
May86° / 69°2.89.513.45.1
Jun89° / 74°6.319.813.83.3
Jul89° / 76°6.12213.62.9
Aug89° / 76°6.523132.8
Sep87° / 74°5.61812.23.7
Oct83° / 68°2.710.111.36.1
Nov77° / 60°1.35.110.67.7
Dec72° / 55°1.7510.27.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 41% 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 36%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16832
26931
36931
46931
56931
66931
77030
87030
96931
106931
116931
126931
136832
146733
156733
166634
176634
186535
196436
206337
216337
226238
236139
246139
256040
265941
275842
285644
295545
305446
315347

Chance of precipitation in May

Any precipitation

Saint Cloud gets around 2.8 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 31% and peaks near 50% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
121
221
321
421
521
622
722
822
923
1024
1124
1225
1326
1427
1528
1629
1731
1832
1933
2034
2135
2236
2338
2439
2541
2642
2744
2845
2947
3049
3150

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 41% of days. Sticky, muggy-or-worse air turns up on roughly 61% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
11517263470
21417263580
31316263680
41316273680
51216273790
61115273890
71015273990
89142739100
98132840100
108132840110
117122841120
126122842130
135112842140
145112743150
154102743160
163102743170
17392643180
18392543200
19292544210
20282444230
21282344240
22272244260
23172143280
24162043300
25161943320
26151742340
27151641370
28141540390
29141439421
30031338441
31031237471

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
57calm
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 h 06 min 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 30 minutes over May. Sunrise moves from 5:50 AM to 5:33 AM, and sunset from 6:54 PM to 7:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.15:506:54
213.15:506:55
313.15:496:55
413.15:486:56
513.25:476:57
613.25:466:57
713.25:456:58
813.25:456:58
913.35:446:59
1013.35:437:00
1113.35:437:00
1213.35:427:01
1313.35:417:02
1413.45:417:02
1513.45:407:03
1613.45:397:03
1713.45:397:04
1813.45:387:05
1913.55:387:05
2013.55:377:06
2113.55:377:06
2213.55:367:07
2313.55:367:07
2413.55:357:08
2513.65:357:09
2613.65:357:09
2713.65:347:10
2813.65:347:10
2913.65:347:11
3013.65:337:11
3113.65:337:12

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.2 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.99 kWh/m² to a high of 6.2 kWh/m² in May across the year — May's 6.2 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.2Intense
46.3Intense
56.3Intense
66.3Intense
76.3Intense
86.3Intense
96.3Intense
106.3Intense
116.3Intense
126.2Intense
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.2Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.0Intense
246.0Intense
256.0Intense
266.0Bright
276.0Bright
286.0Bright
295.9Bright
305.9Bright
315.9Bright
Planning a trip in May

Hazard calendar for Saint Cloud

In seasonPeak

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

Saint Cloud sits in the Atlantic hurricane belt; the season peaks August–October.

Saint Cloud'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 Saint Cloud?

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

5.1
Sightseeing
8th-best month of the year
7.0
Beach & pool
2nd-best month of the year

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

What to pack for Saint Cloud in May

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

In May, Saint Cloud sees daytime highs around 86°F and nights near 69°F. Pack light clothes and sun protection. Worth having: rain gear. About 10 days see rain.

light clothessun protectionrain gear

UV index in Saint Cloud in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Saint Cloud peaks around July 16 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 4 (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 20UV 4
UV index (midday)Level
Jan5Moderate
Feb6High
Mar8Very high
Apr8Very high
May9Very high
Jun10Extreme
Jul11Extreme
Aug10Very high
Sep9Very high
Oct7High
Nov5High
Dec4Moderate

Air quality in Saint Cloud 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 Saint Cloud is worst in July — around 19 µg/m³ PM2.5 (moderate), about 2.7× the cleanest month (December, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1019 µg/m³Dec 137 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb11Good
Mar15Moderate
Apr13Moderate
May13Moderate
Jun19Moderate
Jul19Moderate
Aug16Moderate
Sep11Good
Oct9Good
Nov8Good
Dec7Good
Location & terrain

Where is Saint Cloud?

Saint Cloud sits at 28.2°N, 81.3°W, 75 ft above sea level, in United States. The nearest listed city is Buenaventura Lakes, 7.5 mi away.

Topography around Saint Cloud

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

Within 2 miles, the terrain around Saint Cloud has only modest variations in elevation — a maximum elevation change of 85 ft around an average of 69 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 98 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 377 ft.

The land around Saint Cloud is covered by trees (38%) and artificial surfaces (21%) within 2 miles, trees (43%) and grassland (26%) within 10 miles, and trees (51%) and grassland (26%) within 50 miles.

2 miles
85 ft
10 miles
98 ft
50 miles
377 ft
treesgrasslandcroplandartificial surfaceswaterwetland
May weather nearby: Buenaventura Lakes 7.5 mi · Kissimmee 9.3 mi · Meadow Woods 11 mi · Southchase 12 mi · Poinciana 13 mi · Oak Ridge 17 mi · Orlando 21 mi · Alafaya 22 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 Saint Cloud (28.2489°, -81.2812°, elevation 75 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). 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).