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Belize sea water temperature

Current sea water temperature:
+81.1°F
Minimum sea water temperature in April: 85.5°F
Maximum sea water temperature in April: 79.9°F
Average sea water temperature in April: 82.8°F

Sea water temperature for the last 10 days:

April 6 81.1°F April 1 80.2°F
April 5 81.0°F March 31 79.9°F
April 4 80.6°F March 30 80.2°F
April 3 80.8°F March 29 80.1°F
April 2 80.6°F March 28 79.3°F

When is the warmest sea in Belize?

Based on the data about daily sea water temperature for the last three years the warmest sea in Belize was noticed in September, August and October.

Monthly Sea Temperatures in Belize, °F

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 86.6°F. The highest and lowest sea temperatures during the month were 88.2°F and 84.2°F.

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 86.9°F. The highest and lowest sea temperatures during the month were 87.8°F and 86.2°F.

Sea water temperature in October, °F

Show year:
2025
2024
2023

The average sea water temperature in October of 2025 was 85.7°F. The highest and lowest sea temperatures during the month were 86.9°F and 84.9°F.

Best time for vacation in Belize

Sunniest months:
March 7 days
February 6 days
April 6 days
Warmest months:
August 87.3 °F
September 87.2 °F
May 86.6 °F
Warmest sea temp:
September 86.2 °F
August 85.8 °F
October 84.9 °F
Coldest months:
January 80.3 °F
December 81.3 °F
February 81.6 °F
Rainiest months:
June 14 days
October 13 days
August 12 days
Windiest months:
June 9.8 mph
May 9.5 mph
March 9.4 mph

Belize on a weather map

Belize
+77°F
NW 4 mph
Feels like: +82°F
Precip.: 0%
Places in Belize:
Name
°F
+79°F
+77°F
+70°F
+77°F
+75°F
+75°F
+70°F
+79°F
24 Hours Forecast
Belize
Local time: 22:14
April 07, tuesday
0000
77°F
E
6 mph
0300
75°F
E
7 mph
0600
75°F
E
8 mph
0900
79°F
E
7 mph
1200
82°F
SE
5 mph
1500
82°F
SW
7 mph
1800
79°F
NW
9 mph
2100
77°F
N
6 mph
Units of measurement: °C / °F