DeLand weather in May

In May, DeLand sees average daytime highs of 86°F and overnight lows near 68°F, with 3.2 in of rain across 10.1 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 84°F in the first days to 88°F by the end. The sky is clear or mostly clear about 36% 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 42 min by month's end. Set against the rest of the year, May is DeLand's 3rd-clearest and 7th-windiest month. For the whole year in context, see DeLand's year-round climate.

Daytime high
86°
5th warmest
Overnight low
68°
8th coldest
Rainfall
3.2 in
10.1 wet days
Daylight
13 h 24 min
5:38 AM – 7:05 PM
Cloud cover
51%
3rd clearest
Wind
6 mph
7th windiest
Solar energy
6.21 kWh/m²
Travel score
5.1
out of 10

DeLand is county seat of Volusia County, Florida, United States.

Density
656/km²
people per km²
Founded
1876

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 84°F in the first days to 88°F by the end.

A typical May day in DeLand reaches about 86°F in the afternoon and slips back to 68°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 80°F and 92°F. Set against its neighbours, May runs about 5°F warmer than April and about 3°F cooler than June.

50°60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
18464
28465
38465
48465
58565
68565
78566
88566
98566
108566
118667
128667
138667
148667
158667
168668
178668
188668
198768
208769
218769
228769
238769
248769
258770
268770
278770
288870
298871
308871
318871

How May really feels in DeLand

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.

DeLand 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
Jan69° / 50°2.26.410.47.0
Feb72° / 52°2.17117.1
Mar76° / 56°2.46.711.87.5
Apr81° / 62°2.47.412.76.8
May86° / 68°3.210.113.45.1
Jun89° / 73°6.420.413.83.1
Jul90° / 75°6.723.713.72.6
Aug90° / 75°7.324132.7
Sep87° / 73°5.819.212.23.6
Oct82° / 67°3.010.511.36.1
Nov76° / 58°1.46.310.57.5
Dec71° / 53°2.16.110.27.2

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 24% of May, with mostly cloudy or overcast conditions the remaining 40%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16337
26337
36238
46238
56238
66238
76238
86238
96238
106238
116238
126238
136337
146238
156238
166238
176238
186238
196238
206238
216139
226139
236040
245941
255941
265842
275743
285545
295446
305248
315149

Chance of precipitation in May

Any precipitation

DeLand gets around 3.2 in of rain over 10.1 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 33% and peaks near 51% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
124
223
323
423
523
624
724
824
925
1026
1127
1228
1329
1430
1531
1632
1733
1834
1935
2036
2137
2238
2340
2441
2542
2643
2745
2846
2948
3049
3151

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 39% of days. Sticky, muggy-or-worse air turns up on roughly 56% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1181928305
2171928315
3171928316
4161928326
5151828336
6141828346
7131728357
8121729357
9111629368
10101529369
11101530379
12914303810
13813293811
14813293912
15712294012
16611284014
17611284115
18511274116
19510264217
20410264218
2149254220
2239244321
2339234323
2428214325
2528204327
2627194329
2717184332
2816174234
2915164137
3015154039
3104134042

Wind in May

Winds average 6 mph in May.

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

0246810151015202531
Wind speed (mph)Feels
16calm
26calm
36calm
46calm
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 h 06 min at the start of May to 13 h 42 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 5:49 AM to 5:32 AM, and sunset from 6:55 PM to 7:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.15:496:55
213.15:496:56
313.25:486:57
413.25:476:57
513.25:466:58
613.25:456:59
713.25:446:59
813.35:447:00
913.35:437:00
1013.35:427:01
1113.35:417:02
1213.45:417:02
1313.45:407:03
1413.45:397:04
1513.45:397:04
1613.45:387:05
1713.55:377:05
1813.55:377:06
1913.55:367:07
2013.55:367:07
2113.55:357:08
2213.65:357:08
2313.65:347:09
2413.65:347:10
2513.65:347:10
2613.65:337:11
2713.65:337:11
2813.75:327:12
2913.75:327:13
3013.75:327:13
3113.75:327:14

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.21 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.89 kWh/m² to a high of 6.21 kWh/m² in May across the year — May's 6.21 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
126.3Intense
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.2Intense
186.2Intense
196.2Intense
206.1Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.0Intense
266.0Intense
276.0Intense
286.0Bright
296.0Bright
306.0Bright
315.9Bright
Planning a trip in May

Hazard calendar for DeLand

In seasonPeak

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

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

DeLand'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 DeLand?

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
6.8
Beach & pool
2nd-best month of the year

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

What to pack for DeLand in May

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

In May, DeLand sees daytime highs around 86°F and nights near 68°F. Pack light clothes and sun protection. Worth having: rain gear. About 10 days see rain.

light clothessun protectionrain gear

Sea temperature near DeLand in May

The nearest coast averages about 76°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 27 mi away) is warmest in September at about 82°F and coldest in February near 67°F.

It's comfortable for a long swim from Mar 15 to Jan 17 — about 10.2 months when the water holds above 68°F.

65°70°75°80°85°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan68Refreshing
Feb67Cool
Mar68Refreshing
Apr71Refreshing
May76Warm
Jun80Warm
Jul82Warm
Aug82Warm
Sep82Warm
Oct79Warm
Nov74Refreshing
Dec70Refreshing

UV index in DeLand 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 DeLand peaks around July 12 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJul 12UV 11Dec 20UV 4
UV index (midday)Level
Jan4Moderate
Feb6High
Mar8Very high
Apr7Very high
May9Very high
Jun11Extreme
Jul11Extreme
Aug10Very high
Sep9Very high
Oct7High
Nov5High
Dec4Moderate

Air quality in DeLand 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 DeLand is worst in March — around 17 µg/m³ PM2.5 (moderate), about 2.9× the cleanest month (December, 6 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateGoodJun 2117 µg/m³Dec 186 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb8Good
Mar17Moderate
Apr10Good
May11Good
Jun17Moderate
Jul16Moderate
Aug15Moderate
Sep10Good
Oct7Good
Nov7Good
Dec6Good
Location & terrain

Where is DeLand?

DeLand sits at 29.0°N, 81.3°W, 39 ft above sea level, in United States. The nearest listed city is Deltona, 9.3 mi away.

Topography around DeLand

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

Within 2 miles, the terrain around DeLand has only modest variations in elevation — a maximum elevation change of 131 ft around an average of 79 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 144 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 322 ft.

The land around DeLand is covered by trees (65%) and artificial surfaces (23%) within 2 miles, trees (75%) within 10 miles, and trees (55%) and water (27%) within 50 miles.

2 miles
131 ft
10 miles
144 ft
50 miles
322 ft
treesgrasslandcroplandartificial surfaceswaterwetland
May weather nearby: Deltona 9.3 mi · DeBary 9.9 mi · Sanford 16 mi · Lake Mary 19 mi · Port Orange 20 mi · Daytona Beach 21 mi · New Smyrna Beach 23 mi · Winter Springs 23 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 DeLand (29.0283°, -81.3031°, elevation 39 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).