San Rafael de Onoto weather in May

In May, San Rafael de Onoto sees average daytime highs of 31°C and overnight lows near 23°C, with 226 mm of rain across 24.6 wet days and about 12.4 hours of daylight. It is the 7th-warmest and 3rd-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 4% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 12 h 18 min at the start of May to 12 h 30 min by month's end. Set against the rest of the year, May is San Rafael de Onoto's 12th-clearest and 7th-windiest month. For the whole year in context, see San Rafael de Onoto's year-round climate.

Daytime high
31°
7th warmest
Overnight low
23°
10th coldest
Rainfall
226 mm
24.6 wet days
Daylight
12 h 24 min
5:49 AM – 6:15 PM
Cloud cover
87%
12th clearest
Wind
5 km/h
7th windiest
Solar energy
4.46 kWh/m²
Travel score
3.0
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 San Rafael de Onoto 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 28°C and 33°C. Set against its neighbours, May runs about 2°C cooler than April and about 1°C warmer than 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
183023
193023
203023
213023
223023
233023
243023
253023
263023
273023
283022
293022
303022
313022

How May really feels in San Rafael de Onoto

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 Rafael de Onoto weather by month

How May compares with the rest of the year at a glance. May is the 7th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 22°102.411.54.4
Feb34° / 22°92.211.73.7
Mar34° / 23°274.811.93.2
Apr33° / 23°11414.212.23.0
May31° / 23°22624.612.43.0
Jun29° / 22°26027.412.63.0
Jul29° / 22°24328.812.53.1
Aug29° / 22°20728.612.33.0
Sep30° / 22°16926.812.12.9
Oct30° / 22°14924.711.83.1
Nov31° / 22°10519.311.63.5
Dec31° / 22°378.511.44.4

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 4% of the time in May, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 7% of May, with mostly cloudy or overcast conditions the remaining 89%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11189
21090
31090
41090
51090
61090
7991
8892
9892
10892
11892
12892
13892
14991
15991
16991
171090
181090
191090
201189
211189
221189
231288
241387
251387
261387
271387
281387
291486
301486
311486

Chance of precipitation in May

Any precipitation

San Rafael de Onoto gets around 226 mm of rain over 24.6 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 79% and peaks near 87% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
166
267
368
470
571
673
774
875
976
1077
1178
1279
1379
1480
1580
1680
1780
1880
1980
2081
2181
2282
2382
2483
2583
2684
2785
2885
2986
3087
3187

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 85% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1315784
2315775
3214795
4214795
5213805
6213805
7212806
8211816
9111826
10110827
1119837
1219837
1318847
1417857
1507867
1606877
1706877
1806868
1905878
2005878
2105878
2204888
2304897
2404897
2503907
2603907
2703907
2803916
2903916
3003916
3103916

Wind in May

Winds average 5 km/h in May.

Across May, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 18 min at the start of May to 12 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over May. Sunrise moves from 5:53 AM to 5:48 AM, and sunset from 6:13 PM to 6:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:536:13
212.35:536:13
312.45:526:13
412.45:526:14
512.45:526:14
612.45:516:14
712.45:516:14
812.45:516:14
912.45:506:14
1012.45:506:14
1112.45:506:14
1212.45:506:15
1312.45:496:15
1412.45:496:15
1512.45:496:15
1612.45:496:15
1712.45:496:16
1812.55:496:16
1912.55:486:16
2012.55:486:16
2112.55:486:16
2212.55:486:17
2312.55:486:17
2412.55:486:17
2512.55:486:17
2612.55:486:18
2712.55:486:18
2812.55:486:18
2912.55:486:18
3012.55:486:19
3112.55:486:19

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.46 kWh/m².

For context, solar energy here swings from a low near 4.29 kWh/m² to a high of 5.6 kWh/m² in March across the year — May's 4.46 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.6Bright
34.6Bright
44.6Bright
54.6Bright
64.5Bright
74.5Bright
84.5Bright
94.5Bright
104.5Bright
114.5Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.5Bright
184.5Bright
194.5Bright
204.5Bright
214.5Bright
224.5Bright
234.5Bright
244.5Bright
254.5Bright
264.5Bright
274.4Bright
284.4Bright
294.4Bright
304.4Bright
314.4Bright
Planning a trip in May

Hazard calendar for San Rafael de Onoto

In seasonPeak

In May, San Rafael de Onoto sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

San Rafael de Onoto's monsoon runs May–October, when most of the year's rain falls.

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

Is May a good time to visit San Rafael de Onoto?

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

3.0
Sightseeing
8th-best month of the year
4.3
Beach & pool
8th-best month of the year

May is a weaker month for outdoor sightseeing in San Rafael de Onoto.

What to pack for San Rafael de Onoto in May

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

In May, San Rafael de Onoto sees daytime highs around 31°C and nights near 23°C. Pack light clothes and rain gear. About 25 days see rain.

light clothesrain gear

UV index in San Rafael de Onoto in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 11 (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 Rafael de Onoto peaks around February 22 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highFeb 22UV 13Dec 12UV 9
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar13Extreme
Apr13Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep13Extreme
Oct12Extreme
Nov9Very high
Dec9Very high

Air quality in San Rafael de Onoto 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 Rafael de Onoto is worst in March — around 33 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (December, 14 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 2233 µg/m³Dec 2014 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb20Moderate
Mar33Moderate
Apr31Moderate
May30Moderate
Jun30Moderate
Jul25Moderate
Aug22Moderate
Sep21Moderate
Oct21Moderate
Nov18Moderate
Dec14Moderate
Location & terrain

Where is San Rafael de Onoto?

San Rafael de Onoto sits at 9.7°N, 69.0°W, 163 m above sea level, in Venezuela. The nearest listed city is Acarigua, 28 km away.

Topography around San Rafael de Onoto

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

Within 3 km, the terrain around San Rafael de Onoto has only modest variations in elevation — a maximum elevation change of 222 m around an average of 175 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 655 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,170 m.

The land around San Rafael de Onoto is covered by trees (53%) and grassland (27%) within 3 km, trees (58%) and grassland (26%) within 16 km, and trees (50%) and grassland (34%) within 80 km.

3 km
222 m
16 km
655 m
80 km
2,170 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
May weather nearby: Acarigua 28 km · Araure 31 km · Las Vegas 41 km · Villa Bruzual 42 km · San Carlos 42 km · Píritu 43 km · Yaritagua 48 km · Los Rastrojos 49 km

Venezuela travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 0% of US
price level, 2011
GDP per capita
$3,495
2025
Happiness
5.8 / 10
World Happiness, 2025
Homicide rate
12.6
per 100k, 2022
Road deaths
39
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Moderate
EF EPI 520
Religion
Roman Catholic 48%Protestant 32%none 14%believer 4%

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 Rafael de Onoto (9.6781°, -68.9728°, elevation 163 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. 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).