World Resorts Tanzania Zanzibar Weather

Zanzibar sea water temperature

Current sea water temperature:
+84.0°F
Minimum sea water temperature in May: 85.1°F
Maximum sea water temperature in May: 80.6°F
Average sea water temperature in May: 82.5°F

Sea water temperature for the last 10 days:

May 16 84.0°F May 11 84.4°F
May 15 84.4°F May 10 84.0°F
May 14 84.0°F May 9 84.0°F
May 13 84.2°F May 8 83.8°F
May 12 83.8°F May 7 83.7°F

When is the warmest sea in Zanzibar?

Based on the data about daily sea water temperature for the last three years the warmest sea in Zanzibar was noticed in March, April and December.

Monthly Sea Temperatures in Zanzibar, °F

Sea water temperature in March, °F

Show year:
2026
2025
2024

The average sea water temperature in March of 2026 was 84.3°F. The highest and lowest sea temperatures during the month were 85.6°F and 83.3°F.

Sea water temperature in April, °F

Show year:
2026
2025
2024

The average sea water temperature in April of 2026 was 84.3°F. The highest and lowest sea temperatures during the month were 85.5°F and 83.5°F.

Sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 84.1°F. The highest and lowest sea temperatures during the month were 84.9°F and 83.1°F.

Best time for vacation in Zanzibar

Sunniest months:
December 12 days
July 11 days
June 11 days
Warmest months:
March 89.7 °F
February 89.2 °F
December 88.7 °F
Warmest sea temp:
March 84.7 °F
April 84.4 °F
December 84.1 °F
Coldest months:
August 83.8 °F
July 83.9 °F
June 84.7 °F
Rainiest months:
April 21 days
May 17 days
March 10 days
Windiest months:
July 11.9 mph
June 11.8 mph
May 11.7 mph

Zanzibar on a weather map

Zanzibar
+75°F
NW 9 mph
Feels like: +79°F
Precip.: 100%
Places in Tanzania:
Name
°F
+59°F
+73°F
+63°F
+75°F
+63°F
+64°F
+73°F
+75°F
+55°F
+79°F
+68°F
+63°F
+73°F
+66°F
+64°F
24 Hours Forecast
Zanzibar
Local time: 23:56
May 17, sunday
0000
75°F
NW
9 mph
0300
75°F
N
7 mph
0600
73°F
NE
9 mph
0900
75°F
NE
11 mph
1200
79°F
N
10 mph
1500
84°F
N
11 mph
1800
79°F
NW
12 mph
2100
77°F
NW
11 mph
Units of measurement: °C / °F