San Germán weather in May

In May, San Germán sees average daytime highs of 32°C and overnight lows near 23°C, with 115 mm of rain across 15.4 wet days and about 13 hours of daylight. It is the 5th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 32% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 12 h 42 min at the start of May to 13 h 06 min by month's end. Set against the rest of the year, May is San Germán's 8th-clearest and 8th-windiest month. For the whole year in context, see San Germán's year-round climate.

Daytime high
32°
5th warmest
Overnight low
23°
7th coldest
Rainfall
115 mm
15.4 wet days
Daylight
13 hours
5:32 AM – 6:30 PM
Cloud cover
57%
8th clearest
Wind
9 km/h
8th windiest
Solar energy
6.17 kWh/m²
Travel score
3.5
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical May day in San Germán reaches about 32°C in the afternoon and slips back to 23°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 30°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)
13222
23222
33222
43222
53222
63222
73223
83223
93223
103223
113223
123223
133223
143223
153223
163223
173223
183223
193223
203223
213223
223223
233223
243223
253223
263223
273223
283223
293223
303223
313223

How May really feels in San Germán

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.

San Germán weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 20°143.310.96.4
Feb30° / 20°132.911.36.1
Mar31° / 20°244.511.95.4
Apr32° / 22°387.112.54.5
May32° / 23°11515.4133.5
Jun33° / 24°8516.513.22.9
Jul34° / 24°6515.113.12.7
Aug34° / 24°7416.912.72.5
Sep33° / 24°10318.612.12.7
Oct32° / 23°8816.211.53.5
Nov30° / 22°478.5115.1
Dec30° / 21°204.510.86.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% 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 45%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17426
27426
37426
47327
57228
67228
77129
86931
96832
106733
116436
126337
136040
145842
155545
165446
175248
185050
194852
204753
214555
224555
234357
244258
254159
264060
274060
284060
293961
303862
313763

Chance of precipitation in May

Any precipitation

San Germán gets around 115 mm of rain over 15.4 wet days in May, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 49% and peaks near 62% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
132
233
333
434
534
635
736
837
939
1040
1142
1243
1345
1447
1548
1650
1752
1853
1955
2056
2158
2259
2360
2461
2561
2662
2762
2862
2962
3062
3161

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 57% of days. Sticky, muggy-or-worse air turns up on roughly 94% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
121059290
221058300
32958310
42957320
52857330
62856340
71856350
81854370
91852390
101850410
111749430
121746460
130744480
140642520
150640540
160538570
170535600
180433630
190431641
200328681
210326701
220224731
230222751
240220771
250118801
260117811
270115831
280013861
290012862
300011872
310010882

Wind in May

Winds average 9 km/h in May.

Across May, daily wind ranges from about 8 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 42 min at the start of May to 13 h 06 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 5:39 AM to 5:28 AM, and sunset from 6:24 PM to 6:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.75:396:24
212.85:396:24
312.85:386:25
412.85:386:25
512.85:376:26
612.85:366:26
712.85:366:26
812.95:356:27
912.95:356:27
1012.95:346:28
1112.95:346:28
1212.95:336:28
1312.95:336:29
1412.95:326:29
1513.05:326:30
1613.05:326:30
1713.05:316:30
1813.05:316:31
1913.05:306:31
2013.05:306:32
2113.05:306:32
2213.15:296:33
2313.15:296:33
2413.15:296:33
2513.15:296:34
2613.15:286:34
2713.15:286:35
2813.15:286:35
2913.15:286:36
3013.15:286:36
3113.15:286:36

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.17 kWh/m².

For context, solar energy here swings from a low near 3.99 kWh/m² to a high of 6.62 kWh/m² in July across the year — May's 6.17 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.4Intense
36.4Intense
46.4Intense
56.4Intense
66.3Intense
76.3Intense
86.3Intense
96.3Intense
106.3Intense
116.3Intense
126.2Intense
136.2Intense
146.2Intense
156.2Intense
166.1Intense
176.1Intense
186.1Intense
196.0Intense
206.0Intense
216.0Intense
226.0Intense
236.0Intense
246.0Intense
256.0Intense
266.0Intense
276.0Intense
286.0Intense
296.0Intense
306.0Intense
316.1Intense
Planning a trip in May

Hazard calendar for San Germán

In seasonPeak

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

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

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

Is May a good time to visit San Germán?

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

3.5
Sightseeing
7th-best month of the year
5.7
Beach & pool
7th-best month of the year

May is a weaker month for outdoor sightseeing in San Germán.

What to pack for San Germán in May

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

In May, San Germán sees daytime highs around 32°C and nights near 23°C. Pack light clothes, rain gear and sun protection. About 15 days see rain.

light clothesrain gearsun protection

Sea temperature near San Germán 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 58 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 San Germán 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 San Germán peaks around June 15 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highHighJun 15UV 12Dec 14UV 7
UV index (midday)Level
Jan8Very high
Feb9Very high
Mar12Extreme
Apr11Extreme
May12Extreme
Jun12Extreme
Jul11Extreme
Aug12Extreme
Sep11Extreme
Oct10Very high
Nov7High
Dec7High

Air quality in San Germán 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 San Germán is worst in June — around 27 µg/m³ PM2.5 (moderate), about 3.4× the cleanest month (December, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 2026 µg/m³Dec 178 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb10Good
Mar11Good
Apr12Moderate
May16Moderate
Jun27Moderate
Jul24Moderate
Aug20Moderate
Sep17Moderate
Oct14Moderate
Nov9Good
Dec8Good
Location & terrain

Where is San Germán?

San Germán sits at 20.6°N, 76.1°W, 88 m above sea level, in Cuba. The nearest listed city is Cueto, 22 km away.

Topography around San Germán

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

Within 3 km, the terrain around San Germán has only modest variations in elevation — a maximum elevation change of 85 m around an average of 93 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 197 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,729 m.

The land around San Germán is covered by grassland (52%) within 3 km, grassland (61%) and trees (21%) within 16 km, and trees (45%) and grassland (31%) within 80 km.

3 km
85 m
16 km
197 m
80 km
1,729 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwatermangroves
May weather nearby: Cueto 22 km · Cacocum 25 km · Holguín 35 km · Contramaestre 35 km · Cauto Cristo 36 km · Jiguaní 40 km · Jobabo 45 km · Palma Soriano 46 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 San Germán (20.5997°, -76.1347°, elevation 88 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).