Humacao, Puerto Rico Weather
First trades stir the ceiba canopy. Day 76 of spring. Read this microseason across nine climate regions →
Humacao weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 3Heavy Drizzle98%0.12″84°76°—
- ThursdayJun 4Drizzle80%0.11″84°75°0°
- FridayJun 5Heavy Drizzle94%0.07″85°75°+1°
- SaturdayJun 6Drizzle94%0.11″84°75°-1°
- SundayJun 7Drizzle96%0.13″84°75°0°
- MondayJun 8Light Drizzle71%0.04″83°78°-1°
- TuesdayJun 9Light Drizzle41%0.02″83°78°0°
PM2.5/PM10 ratio 0.64 with 10 mph wind — characteristic of long-range haze transport rather than a local source. AQI down 15 over the last 6 hours — air quality is improving sharply.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
PM × Wind × Precip
PM2.5/PM10 ratio 0.64 with 10 mph wind — characteristic of long-range haze transport rather than a local source.
- PM2.5/PM10
- 0.64
- Wind
- breezy
- Recent rain
- 1h in last 6h
- Pattern
- transport
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).










































The higher the clouds, the finer the weather.
- Moonrise
- 1:08 AM
- Moonset
- 12:19 PM
- In sign
- ♑︎ Capricorn
First trades stir the ceiba canopy
Humacao at a glance
- Today vs. normal: 17°F below the seasonal normal for this latitude
- Last frost: December 6 (climatological average for this latitude)
- Microseason: Jun 1–5
- Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Right now in the garden
Peak growing season
As of June 3, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.