Zanzibar in January

In January, Zanzibar averages 31°C (88°F) during the day and 26°C (78°F) at night, with frequent rain — about 23 days of the month see precipitation (42 mm total).

Shoulder

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

It's peak cyclone season in Zanzibar during January. Travel is possible but expect storm risk, possible flight disruption, and generally lower travel insurance coverage.

31°C
Avg high
26°C
Avg low
23
Rain days
42 mm
Rainfall

How January compares to the rest of the year in Zanzibar

3rd
warmest month of the 12
11th
wettest month of the 12
4%
of yearly rainfall falls in January
12 h 26 min
daylight on the 15th

January is one of the warmest months in Zanzibar (3rd of 12) and one of the driest months (11th of 12). Daytime temperature runs 2°C above the annual average (30°C). January runs 1°C warmer than December (31°C) and warms a further 1°C into February (32°C).

January sunrise & sunset in Zanzibar

🌅
Sunrise (15th)
6:19 AM
🌇
Sunset (15th)
6:45 PM
Day length
12 h 26 min

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

Photography light in Zanzibar — January

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

🌅 Blue hour (AM)
5:19 AM – 5:59 AM
🌄 Golden hour (AM)
5:59 AM – 6:59 AM
🌇 Golden hour (PM)
6:05 PM – 7:05 PM
🌆 Blue hour (PM)
7:05 PM – 7:45 PM
Milky Way galactic core
Poor
Core barely rises (or hasn't yet returned for the season). Consider a different month.

📅 When to book — Zanzibar 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 Zanzibar'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. ⚠ Peak hazard season — book flexible-change tickets and travel insurance with weather-disruption coverage.
🏨 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 Zanzibar

Shoulder

Zanzibar 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.

Why this tier: Southern Hemisphere summer holidays peak hazard season (1 active)

Sun & mosquito risk — January in Zanzibar

☀️ UV Index (noon, 15th)
12.4
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.

Sea temperature in Zanzibar — January

29.4°C (85°F)
bath-warm
tropical and comfortable for hours

Across the year Zanzibar's sea swings from 26.2°C (August) to 29.8°C (December) — January sits at 29.4°C.

Zanzibar in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 31°C / 88°F 26°C / 78°F 42 mm 23
February 32°C / 90°F 26°C / 79°F 34 mm 19
March 31°C / 89°F 26°C / 78°F 119 mm 26
April 29°C / 84°F 25°C / 76°F 317 mm 30
May 28°C / 82°F 24°C / 76°F 166 mm 29
June 28°C / 82°F 23°C / 74°F 44 mm 26
July 27°C / 81°F 23°C / 73°F 40 mm 28
August 28°C / 83°F 22°C / 72°F 34 mm 28
September 29°C / 85°F 22°C / 72°F 42 mm 26
October 30°C / 86°F 23°C / 74°F 92 mm 27
November 30°C / 86°F 24°C / 76°F 135 mm 28
December 31°C / 87°F 25°C / 78°F 90 mm 26

Other cities with similar January weather

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

Frequently asked questions

How hot is Zanzibar in January?

In January, Zanzibar averages a high of 31°C (88°F) and a low of 26°C (78°F) — generally hot.

Does it rain a lot in Zanzibar in January?

January is quite rainy in Zanzibar, with about 23 rainy days on average.

Is January a good time to visit Zanzibar?

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 Zanzibar in January?

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

Open Zanzibar on the interactive map

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