Measurements:
°C
°F
Guanaja
84°F
SW 1 mph
Feels like: 90°F
Precip: 9%
World Resorts Honduras Guanaja Weather

Guanaja Sea Water Temperature

Current Sea Water Temperature:
+90.8°F
Maximum Sea Water Temperature in October: 92.2°F
Minimum Sea Water Temperature in October: 85.6°F
Average water temperature in October: 89.1°F

Sea Water Temperature for the Last 10 Days:

October 15 90.8°F October 10 89.8°F
October 14 90.6°F October 09 89.6°F
October 13 91.0°F October 08 90.4°F
October 12 89.8°F October 07 90.2°F
October 11 90.2°F October 06 90.6°F

When is the Warmest Sea for Guanaja?

According to our data for the last three years for Guanaja the highest average sea water temperature was in September, October and August.

Average Water Temperature by Month, °F

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Guanaja was 89.8°F. The maximum and minimum values were 88.8°F and 90.6°F respectively.

Sea Water Temperature in October

Select Year: 2026 2025 2024

The average sea surface temperature in October 2026 for Guanaja was 90.1°F. The maximum and minimum values were 89.4°F and 91.0°F respectively.

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Guanaja was 88.5°F. The maximum and minimum values were 86.8°F and 89.2°F respectively.

Best Time to Visit Guanaja
The most sunny months:
May 21 days
April 21 days
March 18 days
The most warm months:
August 91.0 °F
September 90.8 °F
July 90.5 °F
Warmest sea temperature:
September 89.3 °F
October 89.1 °F
August 88.4 °F
The most cold months:
January 83.4 °F
February 83.7 °F
December 84.7 °F
The most rainy months:
October 17 days
November 17 days
December 14 days
The most windy months:
June 16 mph
July 16 mph
February 14 mph

Guanaja on the Weather Map

Honduras Resorts:
NAME
F°
Coxen Hole +84
Guanaja +84
La Ceiba +82
La Lima +90
Los Cayitos +82
Puerto Cortes +82
Roatan +84
San Pedro Sula +90
Sandy Bay +84
Tegucigalpa +84
Tela +88
Trujillo +94
Utila +82
West Bay +84
West End +84
24 Hours Weather Forecast
Guanaja
Local time: 11:17
15 oct, thursday
1200 84°F
SW
1 mph
1500 86°F
SW
7 mph
1800 86°F
W
9 mph
2100 86°F
W
11 mph
16 oct, friday
0000 86°F
W
11 mph
0300 84°F
N
8 mph
0600 84°F
N
6 mph
0900 84°F
E
2 mph