Cotonou in January

In January, Cotonou averages 30°C (86°F) during the day and 25°C (77°F) at night, with frequent rain — about 16 days of the month see precipitation (23 mm total).

Shoulder

Conditions are warm and beach-friendly. Expect daily rain or showers, often in heavy bursts.

January is one of the wetter and less comfortable months in Cotonou. If your dates are flexible, consider a different time of year.

30°C
Avg high
25°C
Avg low
16
Rain days
23 mm
Rainfall

How January compares to the rest of the year in Cotonou

3rd
warmest month of the 12
11th
wettest month of the 12
2%
of yearly rainfall falls in January
11 h 47 min
daylight on the 15th

January is one of the warmest months in Cotonou (3rd of 12) and one of the driest months (11th of 12). Daytime temperature runs 1°C above the annual average (29°C). January runs roughly the same as December (30°C) and stays flat into February.

January sunrise & sunset in Cotonou

🌅
Sunrise (15th)
7:05 AM
🌇
Sunset (15th)
6:53 PM
Day length
11 h 47 min

Times shown for Cotonou local time (Africa/Porto-Novo), calculated for the 15th of January. They shift by a few minutes day to day across the month.

Photography light in Cotonou — January

Golden-hour and blue-hour windows for the 15th of January, in Cotonou's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).

🌅 Blue hour (AM)
6:05 AM – 6:45 AM
🌄 Golden hour (AM)
6:45 AM – 7:45 AM
🌇 Golden hour (PM)
6:13 PM – 7:13 PM
🌆 Blue hour (PM)
7:13 PM – 7:53 PM

📅 When to book — Cotonou in January

Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on January's tier (Shoulder) and Cotonou's popularity.

✈ Flights — lead time
6-10 weeks
Sweet spot for value. Major fare-sales (US: Black Friday, EU: post-Easter) hit hardest in shoulder months for shoulder travel.
🏨 Lodging — lead time
4-8 weeks
Lots of selection. Look for shoulder-season packages — many hotels add value (free breakfast, spa credit) to fill rooms.
⚠ Christmas / New Year travel is a global premium-pricing event — many destinations 30-50% above normal. Book 4+ months ahead if your dates are Dec 20 - Jan 2.

Crowds & pricing — January in Cotonou

Shoulder

Cotonou is in a shoulder season month — fewer crowds, slightly lower prices, and a calmer atmosphere than peak weeks. Most major sights stay open with normal hours, though a handful of seasonal restaurants or boat trips may run reduced schedules. Many regulars consider these months the best time to visit because you trade a small amount of weather reliability for a much more pleasant on-the-ground experience.

Sun & mosquito risk — January in Cotonou

☀️ UV Index (noon, 15th)
11.1
Extreme
Stay indoors during midday hours; SPF 50+ even briefly outside, UPF clothing, wide-brim hat, sunglasses essential.
🦟 Mosquito risk
●●●●●
Severe
Severe mosquito season with active disease transmission risk. DEET 30%+, picaridin 20%, long sleeves day and night, treated nets, and check CDC/WHO travel advisories before going.

UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.

Cotonou in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 30°C / 86°F 25°C / 77°F 23 mm 16
February 30°C / 87°F 26°C / 79°F 31 mm 21
March 30°C / 86°F 27°C / 80°F 73 mm 25
April 30°C / 86°F 27°C / 80°F 71 mm 25
May 29°C / 85°F 26°C / 79°F 165 mm 30
June 28°C / 82°F 25°C / 77°F 236 mm 29
July 27°C / 80°F 25°C / 76°F 114 mm 29
August 26°C / 80°F 24°C / 75°F 94 mm 27
September 27°C / 81°F 25°C / 76°F 141 mm 30
October 28°C / 83°F 25°C / 77°F 147 mm 31
November 29°C / 85°F 26°C / 79°F 69 mm 28
December 30°C / 86°F 25°C / 78°F 21 mm 16

Other cities with similar January weather

🌍 See the full ranked list of climate twins for Cotonou in January →

Frequently asked questions

How hot is Cotonou in January?

In January, Cotonou averages a high of 30°C (86°F) and a low of 25°C (77°F) — generally hot.

Does it rain a lot in Cotonou in January?

January is quite rainy in Cotonou, with about 16 rainy days on average.

Is January a good time to visit Cotonou?

January is hot but on the rainy side. It suits travelers who are comfortable with hot weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for Cotonou in January?

Pack lightweight, breathable clothing, sunglasses and sunscreen, plus a compact umbrella or rain jacket. See the full January packing list for Cotonou for a complete, climate-based checklist.

Open Cotonou on the interactive map

Check the live 10-day forecast and sunrise/sunset.