World Resorts Tanzania Mafia Island Weather

Mafia Island 7 Days Forecast

17.05
sun
Day
84°F
N 11 mph
Precip.
82%
Night
73°F
N 6 mph
Precip.
0%
18.05
mon
Day
82°F
N 9 mph
Precip.
89%
Night
75°F
NW 6 mph
Precip.
0%
19.05
tue
Day
82°F
N 9 mph
Precip.
100%
Night
75°F
N 7 mph
Precip.
77%
20.05
wed
Day
84°F
N 10 mph
Precip.
72%
Night
75°F
NW 7 mph
Precip.
63%
21.05
thu
Day
84°F
N 7 mph
Precip.
62%
Night
75°F
N 6 mph
Precip.
0%
22.05
fri
Day
81°F
N 8 mph
Precip.
100%
Night
73°F
N 6 mph
Precip.
81%
23.05
sat
Day
84°F
N 11 mph
Precip.
100%
Night
77°F
NW 8 mph
Precip.
70%

Sea water temperature in May, °F

Show year:
2026
2025
2024

The average sea water temperature in May of 2026 was 84.2°F. The highest and lowest sea temperatures during the month were 84.7°F and 83.7°F.

Air temperature in Mafia Island, °F

Precipitation total in Mafia Island, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Mafia Island

Sunniest months:
June 13 days
July 13 days
December 12 days
Warmest months:
March 89.1 °F
December 89.0 °F
February 88.9 °F
Warmest sea temp:
March 85.0 °F
April 84.5 °F
December 84.2 °F
Coldest months:
July 83.1 °F
August 83.5 °F
June 83.8 °F
Rainiest months:
April 16 days
March 11 days
May 11 days
Windiest months:
July 9.6 mph
June 9.0 mph
August 8.8 mph

Mafia Island on a weather map

Mafia Island
+84°F
N 11 mph
Feels like: +88°F
Precip.: 82%
Places in Tanzania:
Name
°F
+72°F
+84°F
+79°F
+81°F
+73°F
+72°F
+84°F
+81°F
+66°F
+81°F
+81°F
+82°F
+84°F
+79°F
+72°F
24 Hours Forecast
Mafia Island
Local time: 12:53
May 17, sunday
1500
84°F
NW
10 mph
1800
77°F
NW
11 mph
2100
75°F
NW
7 mph
May 18, monday
0000
73°F
N
6 mph
0300
72°F
N
5 mph
0600
70°F
NE
6 mph
0900
77°F
N
8 mph
1200
82°F
N
9 mph
Units of measurement: °C / °F