Guayaquil weather in January

In January, Guayaquil sees average daytime highs of 29°C and overnight lows near 23°C, with 249 mm of rain across 23.3 wet days and about 12.1 hours of daylight. It is the 4th-warmest and 4th-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 0% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 12 h 06 min at the start of January to 12 h 06 min by month's end. Set against the rest of the year, January is Guayaquil's 9th-clearest and 9th-windiest month. For the whole year in context, see Guayaquil's year-round climate.

Daytime high
29°
4th warmest
Overnight low
23°
9th coldest
Rainfall
249 mm
23.3 wet days
Daylight
12 h 06 min
6:25 AM – 6:32 PM
Cloud cover
85%
9th clearest
Wind
5 km/h
9th windiest
Solar energy
3.53 kWh/m²
Travel score
3.7
out of 10

Guayaquil is city of Ecuador.

Density
7,684/km²
people per km²
Founded
1534

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

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

A typical January day in Guayaquil 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, January runs on par with December and on par with February.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12923
22923
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 January really feels in Guayaquil

Once humidity and wind are folded in, January averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

January sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Guayaquil weather by month

How January compares with the rest of the year at a glance. January is the 4th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 23°24923.312.13.7
Feb29° / 24°37825.912.13.0
Mar29° / 24°39426.1123.2
Apr29° / 24°31824.6123.3
May29° / 23°22924.111.93.6
Jun28° / 22°14720.811.94.5
Jul27° / 21°11918.911.95.0
Aug27° / 21°8415.711.95.4
Sep27° / 21°9616.9125.1
Oct27° / 21°7013.9125.5
Nov28° / 21°539.512.15.7
Dec29° / 22°12014.312.14.8

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 0% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 5% of January, with mostly cloudy or overcast conditions the remaining 95%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1991
2991
3892
4892
5892
6793
7793
8694
9694
10694
11595
12595
13595
14595
15595
16595
17595
18595
19595
20595
21595
22496
23496
24496
25397
26397
27397
28298
29298
30298
31298

Chance of precipitation in January

Any precipitation

Guayaquil gets around 249 mm of rain over 23.3 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 75% and peaks near 90% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
166
267
367
467
568
668
768
869
969
1070
1170
1271
1371
1472
1572
1673
1774
1875
1976
2077
2178
2280
2381
2482
2584
2685
2786
2887
2988
3089
3190

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the oppressive band about 85% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
118784
217794
316804
415814
514824
614824
713834
813834
913834
1012844
1112844
1212844
1311854
1411854
1511854
1610864
1710864
1810864
199874
209874
218875
228875
237885
247885
256886
266886
275896
284897
294897
303898
313898

Wind in January

Winds average 5 km/h in January.

Across January, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 12 h 06 min at the start of January to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over January. Sunrise moves from 6:19 AM to 6:30 AM, and sunset from 6:26 PM to 6:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:196:26
212.16:196:27
312.16:206:27
412.16:206:28
512.16:216:28
612.16:216:29
712.16:226:29
812.16:226:29
912.16:236:30
1012.16:236:30
1112.16:236:31
1212.16:246:31
1312.16:246:31
1412.16:256:32
1512.16:256:32
1612.16:256:32
1712.16:266:33
1812.16:266:33
1912.16:276:33
2012.16:276:33
2112.16:276:34
2212.16:286:34
2312.16:286:34
2412.16:286:34
2512.16:286:35
2612.16:296:35
2712.16:296:35
2812.16:296:35
2912.16:306:35
3012.16:306:36
3112.16:306:36

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 3.53 kWh/m².

For context, solar energy here swings from a low near 3.49 kWh/m² to a high of 4.5 kWh/m² in November across the year — January's 3.53 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.7Moderate
23.6Moderate
33.6Moderate
43.6Moderate
53.6Moderate
63.6Moderate
73.6Moderate
83.6Moderate
93.6Moderate
103.6Moderate
113.6Moderate
123.6Moderate
133.6Moderate
143.6Moderate
153.6Moderate
163.6Moderate
173.6Moderate
183.6Moderate
193.5Moderate
203.5Moderate
213.5Moderate
223.5Moderate
233.5Moderate
243.5Moderate
253.5Moderate
263.5Moderate
273.4Moderate
283.4Moderate
293.4Moderate
303.4Moderate
313.4Moderate
Planning a trip in January

Hazard calendar for Guayaquil

In seasonPeak

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

Guayaquil's rainy season runs January–May, when most of the year's rain falls.

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

Is January a good time to visit Guayaquil?

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

3.7
Sightseeing
8th-best month of the year
4.6
Beach & pool
8th-best month of the year

January is a weaker month for outdoor sightseeing in Guayaquil.

What to pack for Guayaquil in January

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

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

light clothesrain gear

Sea temperature near Guayaquil in January

The nearest coast averages about 26°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 55 km away) is warmest in March at about 27°C and coldest in September near 23°C.

The water stays above 20°C all year — warm enough for a swim any month.

22°24°26°28°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb27Warm
Mar27Warm
Apr26Warm
May26Warm
Jun25Warm
Jul24Refreshing
Aug23Refreshing
Sep23Refreshing
Oct23Refreshing
Nov24Refreshing
Dec25Warm

UV index in Guayaquil in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January 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 Guayaquil peaks around March 11 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 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 highExtremeMar 11UV 15Jul 14UV 10
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar15Extreme
Apr12Extreme
May12Extreme
Jun10Extreme
Jul10Very high
Aug11Extreme
Sep11Extreme
Oct13Extreme
Nov11Extreme
Dec11Extreme

Air quality in Guayaquil in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Guayaquil is worst in March — around 21 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (August, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateMar 1621 µg/m³Aug 179 µg/m³
PM2.5 (µg/m³)Level
Jan17Moderate
Feb19Moderate
Mar21Moderate
Apr19Moderate
May15Moderate
Jun12Moderate
Jul10Good
Aug9Good
Sep10Good
Oct14Moderate
Nov18Moderate
Dec18Moderate
Location & terrain

Where is Guayaquil?

Guayaquil sits at 2.2°S, 79.9°W, 14 m above sea level, in Ecuador. The nearest listed city is Eloy Alfaro, 6.0 km away.

Topography around Guayaquil

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

Within 3 km, the terrain around Guayaquil has only modest variations in elevation — a maximum elevation change of 86 m around an average of 6 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 463 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,581 m.

The land around Guayaquil is covered by artificial surfaces (58%) and water (27%) within 3 km, water (28%) and artificial surfaces (26%) within 16 km, and trees (37%) and grassland (24%) within 80 km.

3 km
86 m
16 km
463 m
80 km
3,581 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
January weather nearby: Eloy Alfaro 6.0 km · Yaguachi Nuevo 24 km · El Triunfo 31 km · Samborondón 32 km · Milagro 33 km · Daule 39 km · Naranjito 47 km · Pedro Carbo 57 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 Guayaquil (-2.1962°, -79.8862°, elevation 14 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. 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).