Nueva Loja weather in May

In May, Nueva Loja sees average daytime highs of 29°C and overnight lows near 21°C, with 338 mm of rain across 27.5 wet days and about 12 hours of daylight. It is the 9th-warmest and 2nd-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 oppressive.

Daylight stretches from about 12 hours at the start of May to 12 hours by month's end. Set against the rest of the year, May is Nueva Loja's 10th-clearest and 5th-windiest month. For the whole year in context, see Nueva Loja's year-round climate.

Daytime high
29°
9th warmest
Overnight low
21°
6th coldest
Rainfall
338 mm
27.5 wet days
Daylight
12 hours
6:04 AM – 6:04 PM
Cloud cover
85%
10th clearest
Wind
3 km/h
5th windiest
Solar energy
3.84 kWh/m²
Travel score
3.3
out of 10

Nueva Loja is city in Ecuador, capital of the Sucumbíos Province.

Density
1,359/km²
people per km²
Founded
1971

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 Nueva Loja reaches about 29°C in the afternoon and slips back to 21°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 32°C. Set against its neighbours, May runs on par with April and about 1°C warmer than June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12921
22921
32921
42921
52921
62921
72921
82921
92921
102921
112921
122921
132921
142921
152921
162921
172921
182921
192921
202921
212921
222921
232921
242821
252821
262821
272821
282821
292821
302821
312821

How May really feels in Nueva Loja

Once humidity and wind are folded in, May averages 8 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
8
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.

Nueva Loja weather by month

How May compares with the rest of the year at a glance. May is the 9th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 21°18120.1123.7
Feb30° / 22°22320.7123.4
Mar30° / 22°33227.4123.0
Apr29° / 22°35027.5123.0
May29° / 21°33827.5123.3
Jun27° / 21°33626.5123.8
Jul27° / 20°29225124.1
Aug28° / 20°22223.2124.0
Sep29° / 21°21023.2123.5
Oct30° / 21°23625.8123.1
Nov30° / 22°27126.2123.0
Dec30° / 21°24624.6123.3

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 91%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1991
2991
3991
4991
5991
6991
7991
8991
9991
10991
11991
12991
13991
141090
151090
161090
171090
181090
191090
201090
211090
221090
231090
241090
25991
26991
27991
28991
29991
30991
31991

Chance of precipitation in May

Any precipitation

Nueva Loja gets around 338 mm of rain over 27.5 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
390
490
589
689
789
889
989
1088
1188
1288
1388
1488
1588
1688
1788
1888
1988
2088
2188
2288
2389
2489
2589
2689
2789
2890
2990
3090
3190

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 94% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
14942
24942
34951
44951
55941
65941
75941
85941
95941
105941
115941
125941
135941
145941
155941
164951
174951
184951
194951
204951
213961
223961
233961
243961
253961
263961
274951
284951
294951
304951
315941

Wind in May

Winds average 3 km/h in May.

Across May, daily wind ranges from about 3 km/h on the calmest days to 3 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
13calm
23calm
33calm
43calm
53calm
63calm
73calm
83calm
93calm
103calm
113calm
123calm
133calm
143calm
153calm
163calm
173calm
183calm
193calm
203calm
213calm
223calm
233calm
243calm
253calm
263calm
273calm
283calm
293calm
303calm
313calm

Sunrise & sunset in May

DaylightNight

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

Days grow by about 0 minutes over May. Sunrise moves from 6:05 AM to 6:05 AM, and sunset from 6:05 PM to 6:05 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:056:05
212.06:056:05
312.06:046:05
412.06:046:05
512.06:046:04
612.06:046:04
712.06:046:04
812.06:046:04
912.06:046:04
1012.06:046:04
1112.06:046:04
1212.06:046:04
1312.06:046:04
1412.06:046:04
1512.06:046:04
1612.06:046:04
1712.06:046:04
1812.06:046:04
1912.06:046:04
2012.06:046:04
2112.06:046:04
2212.06:046:04
2312.06:046:04
2412.06:046:04
2512.06:046:04
2612.06:046:05
2712.06:046:05
2812.06:046:05
2912.06:056:05
3012.06:056:05
3112.06:056:05

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.84 kWh/m².

For context, solar energy here swings from a low near 3.4 kWh/m² to a high of 5.11 kWh/m² in September across the year — May's 3.84 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.0Bright
24.0Bright
34.0Moderate
44.0Moderate
53.9Moderate
63.9Moderate
73.9Moderate
83.9Moderate
93.9Moderate
103.9Moderate
113.9Moderate
123.9Moderate
133.8Moderate
143.8Moderate
153.8Moderate
163.8Moderate
173.8Moderate
183.8Moderate
193.8Moderate
203.8Moderate
213.8Moderate
223.8Moderate
233.8Moderate
243.8Moderate
253.8Moderate
263.8Moderate
273.8Moderate
283.7Moderate
293.7Moderate
303.7Moderate
313.7Moderate
Planning a trip in May

Is May a good time to visit Nueva Loja?

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

3.3
Sightseeing
7th-best month of the year
4.0
Beach & pool
10th-best month of the year

May is a weaker month for outdoor sightseeing in Nueva Loja.

What to pack for Nueva Loja in May

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

In May, Nueva Loja sees daytime highs around 29°C and nights near 21°C. Pack light clothes and rain gear. About 28 days see rain.

light clothesrain gear

UV index in Nueva Loja in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Nueva Loja peaks around February 13 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near August 14 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeExtremeFeb 13UV 14Aug 14UV 9
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar13Extreme
Apr10Extreme
May14Extreme
Jun12Extreme
Jul11Extreme
Aug9Very high
Sep13Extreme
Oct13Extreme
Nov11Extreme
Dec10Extreme

Air quality in Nueva Loja 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 Nueva Loja is worst in February — around 20 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (July, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateFeb 2020 µg/m³Jul 1511 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb20Moderate
Mar20Moderate
Apr17Moderate
May14Moderate
Jun12Good
Jul10Good
Aug12Moderate
Sep14Moderate
Oct14Moderate
Nov15Moderate
Dec14Moderate
Location & terrain

Where is Nueva Loja?

Nueva Loja sits at 0.1°N, 76.9°W, 303 m above sea level, in Ecuador. The nearest listed city is Puerto Francisco de Orellana, 61 km away.

IpialesPupialesMocoaTulcán

Topography around Nueva Loja

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

Within 3 km, the terrain around Nueva Loja has only modest variations in elevation — a maximum elevation change of 58 m around an average of 304 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 106 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,946 m.

The land around Nueva Loja is covered by trees (52%) and artificial surfaces (34%) within 3 km, trees (88%) within 16 km, and trees (94%) within 80 km.

3 km
58 m
16 km
106 m
80 km
3,946 m
treesgrasslandartificial surfaceswater
May weather nearby: Puerto Francisco de Orellana 61 km · Puerto Asís 64 km · Orito 65 km · Boca Suno 91 km · Ipiales 117 km · Pupiales 120 km · Mocoa 122 km · Tulcán 122 km

Ecuador travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 43% of US
price level, 2025
GDP per capita
$7,125
2025
Happiness
6.1 / 10
World Happiness, 2025
Safe drinking water
70%
of population, 2024
Homicide rate
45.7
per 100k, 2023
Road deaths
20.1
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 466
Religion
Roman Catholic 68%Protestant 19%none 8%other 2%

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 Nueva Loja (0.086°, -76.8953°, elevation 303 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).