Weather StoryAlmanac, microseasons, and the day's weather story.

Santa María, Puerto Rico Weather

First trades stir the ceiba canopy. Day 78 of spring. Read this microseason across nine climate regions →

Santa María weather forecast — hour by hour, 7-day outlook, NOAA radar

Santa María, PR
Friday, June 5 at 3:41 AM
78
°
Mostly Clear
Feels like
82°
Humidity
77%
Wind
8 mph
Sunrise
5:45 AM
Sunset
6:56 PM
Santa María, PR
Hour by hour · 24h
24-Hour ForecastSanta María, PR: 24-hour forecast. Temperatures range from 77 to 84 degrees Fahrenheit with a 88% chance of precipitation at 8 AM.
L 77°H 84°
Santa María, PR
7-day forecast
  1. Today
    Jun 4
    Heavy Drizzle
    100%
    0.20″
    82°74°
  2. Friday
    Jun 5
    Light Drizzle
    88%
    0.03″
    84°77°+2°
  3. Saturday
    Jun 6
    Light Showers
    97%
    0.18″
    83°75°-1°
  4. Sunday
    Jun 7
    Drizzle
    94%
    0.15″
    82°75°-1°
  5. Monday
    Jun 8
    Drizzle
    75%
    0.04″
    82°76°
  6. Tuesday
    Jun 9
    Light Drizzle
    31%
    0.02″
    82°76°
  7. Wednesday
    Jun 10
    Overcast
    33%
    83°76°+1°
Santa María, PR
Anemometer · 24h winds · from true
NESW
From · True
SE
131° · veering 15°
Direction
SE
131°
Sustained
8
mph
Gust
16
mph
Peak 24h
26
avg 7
Beaufort · 3 · GENTLE BRZ
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
avg 7 · pk 26 @ 1:00p
01020MPHB1B2B3B4B5-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 227SUSTGUST
−24h−18h−12h−6hnow
Light breeze veering 15° from the se.
Santa María, PR
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1011.9
-1.6 mb in 3h · falling · 29.88 inHg
Now
1011.9
mb
3h
-1.6
mb
12h
-0.2
mb
24h
-0.3
mb
Regime · CHANGE
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 10101012
9951000STORM|RAIN10051010RAIN|CHG1015CHG|FAIR10201025FAIR|DRY1030-21h-18h-15h-12h-9h-6h-3h-24hNOW1012.01009.91010.1
−24h−18h−12h−6hnow
Pressure slipping through the change line — wetter air on the way.
Santa María, PR
Air quality
37
AQI
Good
+7 in 6hPeak ~45 @ 9 AM

AQI 37 (Good), driven by PM2.5. AQI up 7 over the last 6 hours (gradual rise). PM2.5/PM10 ratio 0.43 with 8 mph wind — characteristic of long-range haze transport rather than a local source.

OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 9 AM.

PM 2.5DRIVERModerate
15.1μg/m³
PM 10Good
36μg/m³
NO₂Good
1μg/m³
OzoneGood
58μg/m³
UV IndexLow
0.0

What's driving it

PM × Wind × Precip

PM2.5/PM10 ratio 0.43 with 8 mph wind — characteristic of long-range haze transport rather than a local source.

PM2.5/PM10
0.43
Wind
light
Recent rain
0h in last 6h
Pattern
transport
Santa María, PR
Sky cover · visibility · 24h
Cloud cover
25%
MOSTLY CLEAR
100%0%−24h−18h−12h−6hnow

Visibility
32.4mi
UNLIMITED
50 mi0 mi−24h−18h−12h−6hnow
Earth · GOES-19 ABI
Full Disk · Visible · GeoColor
GOES-19 full disk Visible · GeoColor
True-color daytime, blue/IR sandwich at night
03:41 UTC ·Santa María, PR · NOAA NESDIS / STAR · 21696x21696 px
Continental US · GOES-19 ABI
CONUS Sector · Visible · GeoColor
GOES-19 CONUS Visible · GeoColor
Daytime true-color, blue-light/IR sandwich at night
03:41 UTC ·Santa María, PR · NOAA NESDIS / STAR · 5-min cadence · 10000x6000 px
Santa María, PR
Satellite · infrared · animated
Santa María, PR
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
Santa María, PR
Almanac · Friday, June 5
The higher the clouds, the finer the weather.
Civil dawn
9:23 AM
Sunrise
5:45 AM
Daylight
13h 11m
Sunset
6:56 PM
Civil dusk
11:21 PM
Planting note
Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Santa María, PR
The moon
Waning Gibbous
80% illuminated
Moonrise
2:36 AM
Moonset
2:06 PM
In sign
♒︎ Aquarius
Santa María, PR
Microseason
Jun 1–5

First trades stir the ceiba canopy

weather
Jan 143% of the yearDec 31

Read this microseason across nine climate regions →

Santa María at a glance

  • Today vs. normal: 19°F below the seasonal normal for this latitude
  • Last frost: December 7 (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 5, 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.

ZIP codes in Santa María

Climate normals from the Open-Meteo Climate API. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.