Mayaguez receives its highest rainfall in Sep, while humidity peaks during summer months.
🌧️ Wettest:Sep — 143 mm☀️ Driest:Feb — 40 mm
💧 Humidity peaks at 79% in Jun · annual avg 77%
🌍 Climate Summary
Avg Annual Temp:81.1°F
Avg Annual Rainfall:1093 mm
Avg Humidity:77%
Data Period:1981 – 2025
Mayaguez Climate Overview
Mayaguez has a warm subtropical climate with warm summers and mild winters.
Temperatures peak in Sep and drop to their lowest in Mar,
while rainfall is highest during autumn months.
Humidity remains high throughout the year creating warm and humid conditions.
📈 Yearly Trends
The warmest year in Mayaguez's recorded history was 2024
(avg: 82.9°F),
while the coldest year was 1984
(avg: 79.9°F),
based on annual average temperatures.
📊 Key Climate Trends
🌡️ Mayaguez's temperature has remained relatively stable over the past decade
📊 Minimum temperatures have remained largely stable across the dataset
🌧️ Rainfall has increased noticeably in recent years compared to earlier periods
🌡️ Annual Temperature Trend
View Range:
Average annual high/low · Last 10 years · °F
Mayaguez's temperatures has remained relatively stable over the past decade.
The highest recorded temperature reached
88.6°F in Sep 2023,
while the lowest dropped to
72.5°F in Jan 2000.
🌧️ Annual Precipitation
View Range:
Total annual precipitation · Last 10 years · mm/year
Annual rainfall in Mayaguez shows noticeable variation. Rainfall has increased noticeably in recent years compared to earlier periods.
Based on 45 years of data (1981–2025), Sep is typically the hottest month in Mayaguez, Puerto Rico, with average high temperatures around 86.5°F.
What is the coldest month in Mayaguez?▼
Mar is the coldest month in Mayaguez, with average low temperatures around 75.3°F.
What is the rainiest month in Mayaguez?▼
Sep receives the most rainfall with approximately 143 mm, while Feb is the driest with 40 mm.
What was the highest temperature ever recorded in Mayaguez?▼
The highest recorded temperature was 88.6°F in Sep 2023. This is part of the historical record spanning 1981–2025.
What was the lowest temperature ever recorded in Mayaguez?▼
The lowest recorded temperature was 72.5°F in Jan 2000.
How many years of data does this page cover?▼
This page covers 45 years of climate data from 1981 to 2025. As new data is added to the database the page automatically reflects the updated coverage.
How much sunlight does Mayaguez get?▼
Mayaguez receives the most sunlight in Apr with an average solar radiation of 6.31 kWh/m²/day. This solar radiation data, sourced from NASA POWER, is useful for solar energy planning, agriculture, and understanding seasonal sunshine availability in Puerto Rico.
Where does this weather data come from?▼
All climate data is sourced from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite and model data. It provides monthly averages for temperature, precipitation, humidity, wind speed, and solar radiation.
📚 Data Source
All weather data is sourced from NASA POWER (Prediction of Worldwide Energy Resources), a NASA project providing solar and meteorological data for renewable energy, building efficiency, and agricultural research.