Measurements:
°C
°F
Mafia Island
88°F
SW 6 mph
Feels like: 92°F
Precip: 0%
World Resorts Tanzania Mafia Island Weather

Mafia Island Sea Water Temperature

Current Sea Water Temperature:
+87.6°F
Maximum Sea Water Temperature in December: 90.6°F
Minimum Sea Water Temperature in December: 86.2°F
Average water temperature in December: 88.0°F

Sea Water Temperature for the Last 10 Days:

December 04 87.6°F November 29 88.0°F
December 03 87.4°F November 28 88.0°F
December 02 87.8°F November 27 87.8°F
December 01 88.2°F November 26 88.0°F
November 30 88.2°F November 25 87.2°F

When is the Warmest Sea for Mafia Island?

According to our data for the last three years for Mafia Island the highest average sea water temperature was in March, April and December.

Average Water Temperature by Month, °F

Sea Water Temperature in March

Select Year: 2025 2024 2023

The average sea surface temperature in March 2025 for Mafia Island was 89.5°F. The maximum and minimum values were 87.8°F and 90.4°F respectively.

Sea Water Temperature in April

Select Year: 2025 2024 2023

The average sea surface temperature in April 2025 for Mafia Island was 88.2°F. The maximum and minimum values were 87.4°F and 89.0°F respectively.

Sea Water Temperature in December

Select Year: 2024 2023 2022

The average sea surface temperature in December 2024 for Mafia Island was 88.5°F. The maximum and minimum values were 87.4°F and 90.2°F respectively.

Best Time to Visit Mafia Island
The most sunny months:
June 13 days
December 13 days
July 13 days
The most warm months:
March 93.8 °F
December 93.5 °F
February 93.4 °F
Warmest sea temperature:
March 88.9 °F
April 88.3 °F
December 88.0 °F
The most cold months:
July 86.8 °F
August 87.2 °F
June 87.5 °F
The most rainy months:
April 16 days
May 11 days
March 10 days
The most windy months:
July 9 mph
June 9 mph
August 9 mph

Mafia Island on the Weather Map

Tanzania Resorts:
NAME
Arusha +72
Dar es Salaam +88
Kilimanjaro +76
Lake Manyara +78
Mafia Island +88
Ngorongoro +66
Nungwi +86
Pemba +86
Ruaha +88
Selous +88
Serengeti +80
Tanga +86
Tanganyika +74
Tarangire +78
Zanzibar +86
24 Hours Weather Forecast
Mafia Island
Local time: 10:23
05 dec, friday
1200 92°F
W
11 mph
1500 90°F
W
11 mph
1800 84°F
W
9 mph
2100 82°F
SW
9 mph
06 dec, saturday
0000 80°F
SW
7 mph
0300 78°F
SW
4 mph
0600 76°F
SE
2 mph
0900 88°F
SW
4 mph