Las Tunas weather in May

In May, Las Tunas sees average daytime highs of 31°C and overnight lows near 23°C, with 166 mm of rain across 18.1 wet days and about 13 hours of daylight. It is the 5th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 29% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 12 h 48 min at the start of May to 13 h 12 min by month's end. Set against the rest of the year, May is Las Tunas's 8th-clearest and 8th-windiest month. For the whole year in context, see Las Tunas's year-round climate.

Daytime high
31°
5th warmest
Overnight low
23°
7th coldest
Rainfall
166 mm
18.1 wet days
Daylight
13 hours
5:34 AM – 6:34 PM
Cloud cover
58%
8th clearest
Wind
11 km/h
8th windiest
Solar energy
6.24 kWh/m²
Travel score
3.6
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical May day in Las Tunas reaches about 31°C in the afternoon and slips back to 23°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 34°C. Set against its neighbours, May runs on par with April and on par with June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13123
23123
33123
43123
53123
63123
73123
83123
93123
103123
113123
123123
133123
143123
153123
163123
173123
183123
193123
203123
213123
223123
233123
243123
253124
263124
273124
283124
293124
303124
313124

How May really feels in Las Tunas

Once humidity and wind are folded in, May averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
31
heat index over the day's high
Days feeling ≤ C
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.

Las Tunas weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 20°21510.96.9
Feb29° / 20°173.811.36.6
Mar30° / 21°245.911.95.8
Apr31° / 22°52912.54.8
May31° / 23°16618.1133.6
Jun32° / 24°15620.313.23.0
Jul33° / 25°11018.313.13.1
Aug33° / 25°1362012.72.9
Sep32° / 24°17122.412.12.8
Oct31° / 24°13920.211.53.6
Nov29° / 22°5911.5115.4
Dec28° / 21°286.510.76.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 25% of May, with mostly cloudy or overcast conditions the remaining 46%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17525
27525
37426
47426
57327
67327
77129
87030
96832
106634
116436
126139
135941
145743
155446
165248
175050
184852
194654
204456
214357
224159
234060
243961
253862
263862
273664
283664
293664
303565
313367

Chance of precipitation in May

Any precipitation

Las Tunas gets around 166 mm of rain over 18.1 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 58% and peaks near 76% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
140
240
340
441
541
642
743
844
946
1047
1149
1251
1353
1455
1557
1660
1762
1863
1965
2067
2168
2270
2371
2472
2573
2674
2775
2875
2975
3076
3176

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 65% of days. Sticky, muggy-or-worse air turns up on roughly 95% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
12849410
22849410
32748420
41748430
51748440
61747450
71746460
81745470
91743490
101742500
110640540
120638560
130635590
140633610
150531631
160528661
170426691
180423712
190321742
200319762
210317773
220215803
230214804
240212815
250111835
260110836
27019846
28018847
29007858
30006868
31005869

Wind in May

Winds average 11 km/h in May.

Across May, daily wind ranges from about 10 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212calm
1312calm
1412calm
1512calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 48 min at the start of May to 13 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over May. Sunrise moves from 5:42 AM to 5:30 AM, and sunset from 6:28 PM to 6:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.85:426:28
212.85:426:28
312.85:416:29
412.85:406:29
512.85:406:29
612.85:396:30
712.95:396:30
812.95:386:31
912.95:386:31
1012.95:376:31
1112.95:366:32
1212.95:366:32
1313.05:366:33
1413.05:356:33
1513.05:356:33
1613.05:346:34
1713.05:346:34
1813.05:336:35
1913.05:336:35
2013.05:336:36
2113.15:326:36
2213.15:326:36
2313.15:326:37
2413.15:326:37
2513.15:316:38
2613.15:316:38
2713.15:316:39
2813.15:316:39
2913.25:306:39
3013.25:306:40
3113.25:306:40

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.24 kWh/m².

For context, solar energy here swings from a low near 3.83 kWh/m² to a high of 6.7 kWh/m² in July across the year — May's 6.24 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.4Intense
26.4Intense
36.4Intense
46.4Intense
56.4Intense
66.4Intense
76.4Intense
86.4Intense
96.4Intense
106.4Intense
116.3Intense
126.3Intense
136.3Intense
146.3Intense
156.2Intense
166.2Intense
176.2Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.1Intense
266.1Intense
276.1Intense
286.1Intense
296.1Intense
306.1Intense
316.1Intense
Planning a trip in May

Hazard calendar for Las Tunas

In seasonPeak

In May, Las Tunas sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

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

Las Tunas's rainy season runs May–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 Las Tunas?

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

3.6
Sightseeing
7th-best month of the year
5.4
Beach & pool
7th-best month of the year

May is a weaker month for outdoor sightseeing in Las Tunas.

What to pack for Las Tunas in May

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

In May, Las Tunas sees daytime highs around 31°C and nights near 23°C. Pack light clothes, rain gear and sun protection. About 18 days see rain.

light clothesrain gearsun protection

Sea temperature near Las Tunas in May

The nearest coast averages about 27°C 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 57 km away) is warmest in September at about 29°C and coldest in February near 26°C.

The water stays above 20°C all year — warm enough for a swim any month.

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb26Warm
Mar26Warm
Apr26Warm
May27Warm
Jun28Tropical
Jul28Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov28Warm
Dec27Warm

UV index in Las Tunas in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Las Tunas peaks around June 16 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highHighJun 16UV 12Dec 14UV 6
UV index (midday)Level
Jan7Very high
Feb9Very high
Mar12Extreme
Apr11Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep11Extreme
Oct10Extreme
Nov7High
Dec6High

Air quality in Las Tunas 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 Las Tunas is worst in June — around 25 µg/m³ PM2.5 (moderate), about 3.7× the cleanest month (December, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 2125 µg/m³Dec 147 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar11Good
Apr13Moderate
May14Moderate
Jun25Moderate
Jul23Moderate
Aug19Moderate
Sep15Moderate
Oct12Good
Nov8Good
Dec7Good
Location & terrain

Where is Las Tunas?

Las Tunas sits at 21.0°N, 77.0°W, 91 m above sea level, in Cuba. The nearest listed city is Jobabo, 35 km away.

AmancioSibanicú

Topography around Las Tunas

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Las Tunas.

Within 3 km, the terrain around Las Tunas has only modest variations in elevation — a maximum elevation change of 56 m around an average of 90 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 106 m; within 80 km, significant variations in elevation — a maximum elevation change of 317 m.

The land around Las Tunas is covered by artificial surfaces (42%), trees (31%) and grassland (24%) within 3 km, grassland (47%) and trees (43%) within 16 km, and trees (34%), grassland (33%) and water (22%) within 80 km.

3 km
56 m
16 km
106 m
80 km
317 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetlandmangroves
May weather nearby: Jobabo 35 km · Guáimaro 43 km · Puerto Padre 45 km · Río Cauto 45 km · Colombia 49 km · Jesús Menéndez 54 km · Amancio 67 km · Sibanicú 67 km

Cuba travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B / C / L
110 V · 60 Hz
Prices
≈ 39% of US
price level, 2011
GDP per capita
$9,605
2020
Happiness
5.4 / 10
World Happiness, 2011
Homicide rate
4.5
per 100k, 2019
Road deaths
8.9
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 515
Religion
Christian 59%none 23%folk religion 18%

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 Las Tunas (20.9613°, -76.9519°, elevation 91 m), 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).