Stone Town in May

In May, Stone Town averages 28°C (82°F) during the day and 24°C (76°F) at night, with frequent rain — about 29 days of the month see precipitation (166 mm total).

Shoulder

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

May offers comfortable temperatures in Stone Town, with some rain to plan around.

28°C
Avg high
24°C
Avg low
29
Rain days
166 mm
Rainfall

How May compares to the rest of the year in Stone Town

10th
warmest month of the 12
2nd
wettest month of the 12
14%
of yearly rainfall falls in May
11 h 50 min
daylight on the 15th

May is one of the coolest months in Stone Town (10th of 12) and one of the wettest months (2nd of 12). Daytime temperature runs 2°C below the annual average (30°C). May runs 1°C cooler than April (29°C) and stays flat into June.

May sunrise & sunset in Stone Town

🌅
Sunrise (15th)
6:24 AM
🌇
Sunset (15th)
6:14 PM
Day length
11 h 50 min

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

Photography light in Stone Town — May

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

🌅 Blue hour (AM)
5:24 AM – 6:04 AM
🌄 Golden hour (AM)
6:04 AM – 7:04 AM
🌇 Golden hour (PM)
5:34 PM – 6:34 PM
🌆 Blue hour (PM)
6:34 PM – 7:14 PM
Milky Way galactic core
Good
Galactic core is up but lower on the horizon; head well outside city limits for a clean view.

📅 When to book — Stone Town in May

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 May's tier (Shoulder) and Stone Town'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.

Crowds & pricing — May in Stone Town

Shoulder

Stone Town 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 — May in Stone Town

☀️ UV Index (noon, 15th)
11.4
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.

Stone Town 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 May weather

🌍 See the full ranked list of climate twins for Stone Town in May →

Frequently asked questions

How hot is Stone Town in May?

In May, Stone Town averages a high of 28°C (82°F) and a low of 24°C (76°F) — generally warm.

Does it rain a lot in Stone Town in May?

May is quite rainy in Stone Town, with about 29 rainy days on average.

Is May a good time to visit Stone Town?

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

What should I pack for Stone Town in May?

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

Open Stone Town on the interactive map

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