Leticia weather in May

In May, Leticia sees average daytime highs of 29°C and overnight lows near 23°C, with 260 mm of rain across 27.4 wet days and about 11.8 hours of daylight. It is the 10th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 1% of the time in May, and the air most often feels miserable.

Daylight stretches from about 11 h 54 min at the start of May to 11 h 48 min by month's end. Set against the rest of the year, May is Leticia's 6th-clearest and 2nd-windiest month. For the whole year in context, see Leticia's year-round climate.

Daytime high
29°
10th warmest
Overnight low
23°
5th coldest
Rainfall
260 mm
27.4 wet days
Daylight
11 h 48 min
5:42 AM – 5:30 PM
Cloud cover
83%
6th clearest
Wind
4 km/h
2nd windiest
Solar energy
3.86 kWh/m²
Travel score
3.1
out of 10

Leticia is capital of the Colombian department of Amazonas.

Founded
1867

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical May day in Leticia reaches about 29°C in the afternoon and slips back to 23°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 31°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)
13023
23023
32923
42923
52923
62923
72923
82923
92923
102923
112923
122923
132923
142923
152923
162923
172923
182923
192923
202923
212923
222923
232923
242923
252923
262923
272923
282923
292923
302923
312923

How May really feels in Leticia

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.

Leticia weather by month

How May compares with the rest of the year at a glance. May is the 10th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 24°32128.812.22.8
Feb30° / 24°30226.112.12.7
Mar30° / 24°34129.1122.7
Apr30° / 24°3012811.92.8
May29° / 23°26027.411.83.1
Jun29° / 23°18524.611.83.5
Jul29° / 23°14222.711.83.8
Aug30° / 23°13822.811.93.5
Sep31° / 23°17224.8123.0
Oct31° / 24°22226.812.12.8
Nov31° / 24°24127.112.22.7
Dec30° / 24°29729.312.22.7

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 8% of May, with mostly cloudy or overcast conditions the remaining 90%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1793
2892
3892
4892
5892
6991
7991
8991
9991
10991
11991
12991
13991
14991
15991
16991
17991
18991
19991
20991
21991
22991
231090
241189
251189
261189
271288
281387
291387
301585
311585

Chance of precipitation in May

Any precipitation

Leticia gets around 260 mm of rain over 27.4 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 89% and peaks near 90% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
190
290
389
489
589
689
789
889
989
1089
1190
1290
1390
1490
1590
1690
1789
1889
1989
2089
2188
2288
2388
2488
2588
2687
2787
2887
2986
3086
3186

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

Most of May feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, May lands in the miserable band about 61% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
123068
223167
323167
423266
523266
633265
733364
833364
933364
1033463
1133463
1233463
1333562
1423563
1523563
1623563
1723563
1823662
1923662
2023761
2123761
2223860
2323959
2423959
2524058
2624256
2724355
2824454
2924553
3034651
3134750

Wind in May

Winds average 4 km/h in May.

Across May, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 54 min at the start of May to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over May. Sunrise moves from 5:41 AM to 5:44 AM, and sunset from 5:33 PM to 5:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:415:33
211.95:415:32
311.85:415:32
411.85:415:32
511.85:415:32
611.85:415:32
711.85:415:31
811.85:415:31
911.85:415:31
1011.85:415:31
1111.85:415:31
1211.85:415:31
1311.85:415:31
1411.85:425:30
1511.85:425:30
1611.85:425:30
1711.85:425:30
1811.85:425:30
1911.85:425:30
2011.85:425:30
2111.85:425:30
2211.85:425:30
2311.85:435:30
2411.85:435:30
2511.85:435:30
2611.85:435:30
2711.85:435:30
2811.85:435:30
2911.85:435:30
3011.85:445:30
3111.85:445:30

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.86 kWh/m².

For context, solar energy here swings from a low near 3.82 kWh/m² to a high of 5.11 kWh/m² in September across the year — May's 3.86 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
14.0Moderate
24.0Moderate
33.9Moderate
43.9Moderate
53.9Moderate
63.9Moderate
73.9Moderate
83.9Moderate
93.9Moderate
103.9Moderate
113.9Moderate
123.9Moderate
133.9Moderate
143.9Moderate
153.9Moderate
163.9Moderate
173.9Moderate
183.9Moderate
193.8Moderate
203.8Moderate
213.8Moderate
223.8Moderate
233.8Moderate
243.8Moderate
253.8Moderate
263.8Moderate
273.8Moderate
283.8Moderate
293.8Moderate
303.8Moderate
313.8Moderate
Planning a trip in May

Is May a good time to visit Leticia?

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

3.1
Sightseeing
4th-best month of the year
4.1
Beach & pool
5th-best month of the year

May is a weaker month for outdoor sightseeing in Leticia.

What to pack for Leticia in May

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

In May, Leticia sees daytime highs around 29°C and nights near 23°C. Pack light clothes and rain gear. About 27 days see rain.

light clothesrain gear

UV index in Leticia 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 Leticia peaks around February 18 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near August 16 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 highExtremeFeb 18UV 15Aug 16UV 9
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar15Extreme
Apr13Extreme
May12Extreme
Jun10Extreme
Jul10Very high
Aug9Very high
Sep10Very high
Oct12Extreme
Nov13Extreme
Dec12Extreme

Air quality in Leticia 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 Leticia is worst in September — around 19 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (June, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateGoodSep 1118 µg/m³Jun 129 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb14Moderate
Mar13Moderate
Apr12Good
May9Good
Jun9Good
Jul11Good
Aug17Moderate
Sep19Moderate
Oct12Moderate
Nov12Good
Dec11Good
Location & terrain

Where is Leticia?

Leticia sits at 4.2°S, 69.9°W, 84 m above sea level, in Colombia. The nearest listed city is Tabatinga, 2.0 km away.

São Paulo de OlivençaSanto Antônio do IçáTonantinsCarauari

Topography around Leticia

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

Within 3 km, the terrain around Leticia has only modest variations in elevation — a maximum elevation change of 36 m around an average of 76 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 61 m; within 80 km, only modest variations in elevation — a maximum elevation change of 131 m.

The land around Leticia is covered by trees (48%) within 3 km, trees (83%) within 16 km, and trees (95%) within 80 km.

3 km
36 m
16 km
61 m
80 km
131 m
treesgrasslandartificial surfaceswater
May weather nearby: Tabatinga 2.0 km · Benjamin Constant 21 km · Atalaia do Norte 33 km · São Paulo de Olivença 150 km · Santo Antônio do Içá 254 km · Eirunepé 272 km · Tonantins 280 km · Carauari 346 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 Leticia (-4.2108°, -69.9394°, elevation 84 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).