Arauca weather in May

In May, Arauca sees average daytime highs of 30°C and overnight lows near 24°C, with 324 mm of rain across 26.6 wet days and about 12.3 hours of daylight. It is the 9th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 2% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 12 h 12 min at the start of May to 12 h 24 min by month's end. Set against the rest of the year, May is Arauca's 12th-clearest and 7th-windiest month. For the whole year in context, see Arauca's year-round climate.

Daytime high
30°
9th warmest
Overnight low
24°
9th coldest
Rainfall
324 mm
26.6 wet days
Daylight
12 h 18 min
5:30 AM – 5:49 PM
Cloud cover
90%
12th clearest
Wind
5 km/h
7th windiest
Solar energy
4.17 kWh/m²
Travel score
2.9
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical May day in Arauca reaches about 30°C in the afternoon and slips back to 24°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 32°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)
13124
23124
33124
43124
53124
63024
73024
83024
93024
103024
113024
123024
133024
143024
153024
163024
173024
183024
193023
203023
213023
223023
233023
243023
253023
263023
273023
283023
293023
303023
313023

How May really feels in Arauca

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.

Arauca weather by month

How May compares with the rest of the year at a glance. May is the 9th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 23°152.711.64.3
Feb34° / 24°203.511.83.5
Mar34° / 25°557.6123.1
Apr32° / 24°18119.712.22.9
May30° / 24°32426.612.32.9
Jun29° / 23°37528.112.42.9
Jul29° / 23°3462812.43.1
Aug30° / 23°29327.512.23.0
Sep30° / 23°24426.3122.8
Oct31° / 23°21126.311.82.7
Nov31° / 23°14520.411.73.3
Dec31° / 23°519.711.64.3

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time in May, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 4% of May, with mostly cloudy or overcast conditions the remaining 94%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1892
2892
3892
4892
5892
6892
7793
8793
9793
10694
11694
12694
13694
14595
15595
16595
17595
18595
19595
20595
21595
22595
23595
24595
25694
26694
27793
28793
29793
30793
31694

Chance of precipitation in May

Any precipitation

Arauca gets around 324 mm of rain over 26.6 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 85% and peaks near 91% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
180
280
380
481
582
682
783
884
984
1084
1185
1285
1385
1485
1585
1685
1785
1885
1985
2085
2186
2286
2387
2487
2588
2688
2789
2889
2990
3091
3191

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 74% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
137621
227622
327622
427622
527523
617623
717524
817425
917425
1017326
1117227
1217227
1307327
1407228
1507228
1607228
1707228
1807228
1907228
2007228
2107327
2207327
2307327
2407426
2507525
2607624
2707624
2807723
2907822
3007921
3108020

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 12 min at the start of May to 12 h 24 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 5:33 AM to 5:29 AM, and sunset from 5:48 PM to 5:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:335:48
212.35:335:48
312.35:325:48
412.35:325:48
512.35:325:48
612.35:315:48
712.35:315:48
812.35:315:48
912.35:315:48
1012.35:315:48
1112.35:305:48
1212.35:305:48
1312.35:305:49
1412.35:305:49
1512.35:305:49
1612.35:305:49
1712.35:305:49
1812.35:295:49
1912.35:295:49
2012.35:295:50
2112.35:295:50
2212.35:295:50
2312.45:295:50
2412.45:295:50
2512.45:295:50
2612.45:295:51
2712.45:295:51
2812.45:295:51
2912.45:295:51
3012.45:295:52
3112.45:295:52

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.17 kWh/m².

For context, solar energy here swings from a low near 3.79 kWh/m² to a high of 5.41 kWh/m² in February across the year — May's 4.17 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.4Bright
24.4Bright
34.4Bright
44.4Bright
54.3Bright
64.3Bright
74.3Bright
84.3Bright
94.2Bright
104.2Bright
114.2Bright
124.2Bright
134.2Bright
144.2Bright
154.2Bright
164.2Bright
174.2Bright
184.2Bright
194.2Bright
204.2Bright
214.2Bright
224.2Bright
234.2Bright
244.1Bright
254.1Bright
264.1Bright
274.1Bright
284.1Bright
294.1Bright
304.0Bright
314.0Bright
Planning a trip in May

Hazard calendar for Arauca

In seasonPeak

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

Arauca's rainy season runs April–October, when most of the year's rain falls.

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

Is May a good time to visit Arauca?

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

2.9
Sightseeing
8th-best month of the year
4.0
Beach & pool
7th-best month of the year

May is a weaker month for outdoor sightseeing in Arauca.

What to pack for Arauca in May

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

In May, Arauca sees daytime highs around 30°C and nights near 24°C. Pack light clothes and rain gear. About 27 days see rain.

light clothesrain gear

UV index in Arauca 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 Arauca peaks around February 15 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highFeb 15UV 13Dec 14UV 10
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar11Extreme
Apr12Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep13Extreme
Oct12Extreme
Nov10Extreme
Dec9Very high

Air quality in Arauca 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 Arauca is worst in March — around 38 µg/m³ PM2.5 (poor), about 3.3× the cleanest month (December, 11 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMar 2237 µg/m³Dec 2211 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb19Moderate
Mar38Poor
Apr35Moderate
May23Moderate
Jun22Moderate
Jul20Moderate
Aug17Moderate
Sep17Moderate
Oct16Moderate
Nov15Moderate
Dec11Good
Location & terrain

Where is Arauca?

Arauca sits at 7.1°N, 70.8°W, 132 m above sea level, in Colombia. The nearest listed city is Guasdualito, 18 km away.

SocopóTameElorzaCiudad BoliviaEjidoMerida

Topography around Arauca

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

Within 3 km, the terrain around Arauca has only modest variations in elevation — a maximum elevation change of 15 m around an average of 129 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 29 m; within 80 km, only modest variations in elevation — a maximum elevation change of 85 m.

The land around Arauca is covered by trees (42%), grassland (31%) and artificial surfaces (20%) within 3 km, grassland (70%) and trees (26%) within 16 km, and grassland (74%) and trees (25%) within 80 km.

3 km
15 m
16 km
29 m
80 km
85 m
treesgrasslandartificial surfaceswaterwetland
May weather nearby: Guasdualito 18 km · Santa Bárbara 93 km · Socopó 128 km · Tame 128 km · Elorza 139 km · Ciudad Bolivia 143 km · Ejido 171 km · Merida 172 km

Colombia travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type A / B
120 / 240 V · 60 Hz
Prices
≈ 38% of US
price level, 2025
GDP per capita
$8,562
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
74%
of population, 2024
Homicide rate
24.9
per 100k, 2023
Road deaths
15.4
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 480
Religion
Roman Catholic 64%Protestant 17%none 14%atheist 1%

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 Arauca (7.0847°, -70.7591°, elevation 132 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).