World Resorts Puerto Rico Mayaguez Weather

Mayaguez weather in August

Weather in Mayaguez: August

Average day temperature: 87.5°F
Average night temperature: 76.7°F
Sea water temperature: 84.7°F
Number of sunny days: 7 days
Day length: 12.5 - 12.9 hours
Number of rainy days: 12 days
Precipitation totals: 7.4 in.

Air temperature in August, °F

Show year:
2025
2024
2023

The highest day temperature during August of 2025 was 91°F. At the same time the lowest night temperature was 74°F. Daily and nightly averages during August were 85.0°F and 76.6°F.

Sea water temperature in Mayaguez in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 85.2°F. The highest and lowest sea temperatures during the month were 85.8°F and 84.7°F.

Sunny, partly cloudy and cloudy days

Mostly all days in August are partly cloudy but sunny or cloudy days are also possible.

Precipitation total in August, in.

Precipitation total value in Mayaguez in August is 8.3 in. Other months of the year show relatively similar values.

Wind speed in August, mph

The average wind speed value in August is 6.8 mph

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in August is: 7.0.

Best time for vacation in Mayaguez

Sunniest months:
January 13 days
December 12 days
February 11 days
Warmest months:
August 87.5 °F
July 87.3 °F
September 87.0 °F
Warmest sea temp:
September 85.3 °F
October 85.2 °F
August 84.7 °F
Coldest months:
January 82.0 °F
February 82.2 °F
March 82.3 °F
Rainiest months:
August 12 days
May 11 days
July 10 days
Windiest months:
December 8.9 mph
January 8.7 mph
February 8.7 mph

Mayaguez on a weather map

Mayaguez
+73°F
W 6 mph
Feels like: +77°F
Precip.: 0%
Places in Puerto Rico:
Name
°F
+73°F
+73°F
+75°F
+73°F
+73°F
+79°F
24 Hours Forecast
Mayaguez
Local time: 00:57
December 05, friday
0300
72°F
W
4 mph
0600
72°F
W
4 mph
0900
79°F
W
4 mph
1200
86°F
SW
1 mph
1500
84°F
N
4 mph
1800
77°F
SW
8 mph
2100
73°F
W
9 mph
December 06, saturday
0000
72°F
W
8 mph
Units of measurement: °C / °F