Peak in February
Coolest in July
Heavy in April
Peak in dry season
Sea Temperature
Coastal Waters(Ocean)
Annual Average
Perfect for swimming and water sports
Based on average sea surface temperature
Ocean
Stone Town coastline
Stone Town Monthly Weather Guide
Click any month to explore daily weather forecasts
January
February
March
April
May
June
July
August
September
October
November
December
Essential Travel Info for Stone Town
Currency
TZS
Sh Tanzanian shilling
Language
English
+1 more
Driving
Left side
Safety
Moderate Safety
GPI: 2.001
Best Time to Visit Stone Town
Location, climate overview & historical trends
Tap to Explore Map
📍 6.1622° S, 39.1921° E
Open in Google MapsStone Town is a prominent destination in Tanzania.
Located at 6.16°S latitude,Stone Town experiences a tropical climate with warm temperatures year-round.
Based on 30 years of data, February is the warmest month (avg. 32°C), while July is the coolest. April sees the most rain (70% chance), making August the driest month.
Historical Climate Trend
30-Year Analysis+1.4°C
Total over 30 years
+0.47°C
Per decade
Linear regression analysis of historical maximum temperatures for Stone Town, based on 1995-2024 satellite data from NASA POWER.
Best Time to Visit
NASA POWER Data (1991-2021)June, July, August
Best months to visit
29°C
Avg High
Based on 30 years of NASA satellite data,Stone Town receives approximately 691mm of rainfall annually. These months offer optimal temperatures and minimal rain probability for your visit.
Climate Trends
EXCLUSIVE1995-2040 Temperature Trend
1995 Avg
28.5°
2024 Avg
30°
2040 Proj
30.4°
+0.47°C
per decade (observed)
+0.24°C
per decade (CMIP6)
🌡️ Stone Town has warmed by +1.4°C since 1995. By 2040, an additional +0.4°C is projected (based on CMIP6 rate of 0.244°C/decade), for a total of +1.8°C from 1995 baseline.
NASA POWER (1995-2024) + CMIP6 (CMCC_CM2_VHR4, EC_Earth3P_HR, FGOALS_f3_H, HiRAM_SIT_HR, MRI_AGCM3_2_S, NICAM16_8S)
Travel Intelligence
Exclusive flight analytics & health data for Stone Town
Smart Flight Estimator
Airport-to-Airport Logistics
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Flight Connectivity Analysis
Airport traffic data & seasonal patterns
Quieter airport
0
slots per day
Peak
Aug
Low
Nov
Monthly Traffic Distribution
Key Connections
Health & Safety Advisory
CDC travel health recommendations
COVID-19
All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.
Cholera
Active cholera transmission iswidespreadin Tanzania. Cholera is rare in travelers.Certain factorsmay increase the risk of getting cholera or having severe disease (more information). Avoiding unsafe food and water and washing your hands can also help prevent cholera.Vaccination may be considered for children and adults who are traveling to areas of active cholera transmission.
Hepatitis A
Recommended for unvaccinated travelers one year old or older going to Tanzania.Infants 6 to 11 months old should also be vaccinated against Hepatitis A. The dose does not count toward the routine 2-dose series.Travelers allergic to a vaccine component should receive a single dose of immune globulin, which provides effective protection for up to 2 months depending on dosage given.Unvaccinated travelers who are over 40 years old, are immunocompromised, or have chronic medical conditions planning to depart to a risk area in less than 2 weeks should get the initial dose of vaccine and at the same appointment receive immune globulin.
Hepatitis B
Recommended for unvaccinated travelers younger than 60 years old traveling to Tanzania. Unvaccinated travelers 60 years and older may get vaccinated before traveling to Tanzania.
Malaria
CDC recommends that travelers going to certain areas of Tanzania take prescription medicine to prevent malaria. Depending on the medicine you take, you will need to start taking this medicine multiple days before your trip, as well as during and after your trip. Talk to your doctor about which malaria medication you should take.Transmission areasAll areas below 1,800 m (5,900 ft) elevationDrug resistanceChloroquineSpeciesP. falciparum(primarily)P. malariaeandP. ovale(less commonly)P. vivax(rare)Recommended chemoprophylaxisAtovaquone-proguanil, doxycycline, mefloquine, tafenoquine2Updated April 23, 2025See footnotes
Measles
Cases of measles are on the rise worldwide. Travelers are at risk of measles if they have not been fully vaccinated at least two weeks prior to departure, or have not had measles in the past, and travel internationally to areas where measles is spreading.All international travelers should be fully vaccinated against measles with the measles-mumps-rubella (MMR) vaccine, including an early dose for infants 6–11 months, according toCDC’s measles vaccination recommendations for international travel.
+4 more
Source: CDC Travelers' Health
View Complete Health GuideStone Town Climate Data by Month
Historical temperature and precipitation averages
| Month | Avg High (°C) | Rain Probability (%) | Status |
|---|---|---|---|
| January | 31°C | 15% | 🔥 Hot |
| February | 32°C | 14% | 🔥 Hot |
| March | 31°C | 42% | 🌧️ Rainy |
| April | 29°C | 70% | 🌧️ Rainy |
| May | 28°C | 40% | Neutral |
| June | 28°C | 15% | ✨ Perfect |
| July | 27°C | 9% | ✨ Perfect |
| August | 28°C | 7% | ✨ Perfect |
| September | 29°C | 10% | 😊 Pleasant |
| October | 30°C | 19% | 😊 Pleasant |
| November | 30°C | 33% | 😊 Pleasant |
| December | 30°C | 33% | 😊 Pleasant |
Weather in Cities Near Stone Town
Explore climate data for popular destinations within easy reach
Zanzibar
Tanzania
Mombasa
Kenya
Arusha
Tanzania
Nairobi
Kenya
Compare weather conditions with nearby destinations for your trip planning
Compare Stone Town Weather vs Popular Destinations
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These destinations share similar weather patterns with Stone Town. Perfect alternatives if you're looking for the same climate in a different location.
Stone Town Weather FAQ
When is the best time to visit Stone Town?
Honestly, look for months with mild temperatures (20°C-25°C) and low rain chance. Based on historical data, June, July, August are usually great choices.
When is the hottest month in Stone Town?
February is historically the hottest month in Stone Town with average highs of 32°C.
When does it rain the most in Stone Town?
April typically sees the highest probability of rain (70%).
Is Stone Town expensive?
Prices vary by season. The "Perfect" weather months usually coincide with peak tourist season and higher prices, while the rainy or cold months offer better deals.