Climate averages 1991–2020

Tumaco weather
in January.

A warm, very wet month: the 8th warmest and the wettest of the year.

Long-term climate patterns, not a forecast for a particular trip.

Average high 26.5°C Daytime mean, January

Average low 23.9°C Night-time mean, January

Rainfall 461 mm 29 days with ≥1 mm

Daylight 12 h Sunrise to sunset, per day

January is a warm month in Tumaco: daytime highs average 26.5°C and nights cool to about 23.9°C. By daytime temperature it is the 8th warmest of the 12 months.

Expect about 461 mm of rain on roughly 29 days, which makes January a very wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 12 h 02 min on an average January day.

The nearest other city in this atlas is Esmeraldas (133 km away). In January its highs average 27.5°C, 0.9°C warmer than Tumaco, with 256 mm of rain.

Among the 46 cities listed in Colombia, Tumaco ranks 27th of 46 for the warmest January highs and 46th of 46 for the driest January (rainfall, lowest first). The mean January high of those 46 cities is 26.5°C; Tumaco is 0.1°C warmer than that mean.

From January to February, average highs rise by 0.4°C to 27.0°C, and monthly rainfall falls from 461 mm to 330 mm.

The annual picture

January in context

30-year average

Average highAverage low°C

Monthly rainfall

Average total · mm

Averages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated

Every month, side by side

Tumaco climate table

1991–2020

Monthly climate averages for Tumaco, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January, selected	26.5°C23.9°C	23.9°C	461	28.7	12.012 h
February	27.0°C24.0°C	24.0°C	330	24.1	12.112 h
March	27.2°C24.3°C	24.3°C	293	23.9	12.112 h
April	27.4°C24.4°C	24.4°C	379	25.6	12.212 h
May	27.3°C24.4°C	24.4°C	404	28.4	12.212 h
June	27.0°C24.2°C	24.2°C	288	27.0	12.212 h
July	26.7°C24.0°C	24.0°C	248	27.4	12.212 h
August	26.6°C24.0°C	24.0°C	210	27.1	12.212 h
September	26.4°C23.9°C	23.9°C	230	25.8	12.112 h
October	26.3°C24.0°C	24.0°C	269	25.5	12.112 h
November	26.2°C24.0°C	24.0°C	199	21.9	12.012 h
December	26.3°C24.0°C	24.0°C	313	25.6	12.012 h

Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.

Compare places

January in nearby cities

Distance from Tumaco

Read the numbers correctly

Climate, not a promise.

These patterns help compare months. They cannot tell you the weather on a specific day of your trip.

Sources, method and limits

How these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Tumaco) is explained once on the Tumaco year overview and on the Sources, method and limits page.