Measurements:
°C
°F
Belem
86°F
S 9 mph
Feels like: 92°F
Precip: 8%
World Resorts Brazil Belem Weather

Belem Sea Water Temperature

Current Sea Water Temperature:
+89.0°F
Maximum Sea Water Temperature in September: 90.2°F
Minimum Sea Water Temperature in September: 86.4°F
Average water temperature in September: 87.9°F

Sea Water Temperature for the Last 10 Days:

September 28 89.0°F September 23 88.8°F
September 27 88.8°F September 22 88.4°F
September 26 88.4°F September 21 88.6°F
September 25 89.0°F September 20 89.4°F
September 24 88.0°F September 19 88.6°F

When is the Warmest Sea for Belem?

According to our data for the last three years for Belem the highest average sea water temperature was in August, June and July.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Belem was 88.5°F. The maximum and minimum values were 87.6°F and 89.2°F respectively.

Sea Water Temperature in June

Select Year: 2026 2025 2024

The average sea surface temperature in June 2026 for Belem was 87.6°F. The maximum and minimum values were 87.0°F and 88.2°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Belem was 88.0°F. The maximum and minimum values were 86.6°F and 88.6°F respectively.

Best Time to Visit Belem
The most sunny months:
August 14 days
September 12 days
July 9 days
The most warm months:
August 94.9 °F
September 94.9 °F
October 94.9 °F
Warmest sea temperature:
August 88.4 °F
June 88.2 °F
July 88.2 °F
The most cold months:
March 88.3 °F
April 88.4 °F
February 88.7 °F
The most rainy months:
March 22 days
April 22 days
February 19 days
The most windy months:
October 6 mph
September 6 mph
November 6 mph

Belem on the Weather Map

24 Hours Weather Forecast
Belem
Local time: 18:09
28 sep, monday
2100 82°F
SW
6 mph
29 sep, tuesday
0000 80°F
SW
5 mph
0300 78°F
SW
5 mph
0600 76°F
SW
5 mph
0900 90°F
SW
6 mph
1200 102°F
S
6 mph
1500 94°F
S
10 mph
1800 84°F
S
11 mph