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

Río Blanco, Puerto Rico Weather

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

Río Blanco weather forecast — hour by hour, 7-day outlook, NOAA radar

Río Blanco, PR
Friday, June 5 at 3:28 AM
76
°
Light Drizzle
Feels like
81°
Humidity
85%
Wind
8 mph
Sunrise
5:46 AM
Sunset
6:56 PM
Río Blanco, PR
Hour by hour · 24h
24-Hour ForecastRío Blanco, PR: 24-hour forecast. Temperatures range from 75 to 84 degrees Fahrenheit with a 88% chance of precipitation at 8 AM.
L 75°H 84°
Río Blanco, PR
7-day forecast
  1. Today
    Jun 4
    Light Rain
    100%
    0.22″
    82°73°
  2. Friday
    Jun 5
    Light Drizzle
    88%
    0.02″
    84°75°+2°
  3. Saturday
    Jun 6
    Drizzle
    97%
    0.18″
    82°74°-2°
  4. Sunday
    Jun 7
    Drizzle
    94%
    0.19″
    81°74°-1°
  5. Monday
    Jun 8
    Drizzle
    75%
    0.06″
    82°76°+1°
  6. Tuesday
    Jun 9
    Light Drizzle
    31%
    0.01″
    82°74°
  7. Wednesday
    Jun 10
    Overcast
    33%
    83°73°+1°
Río Blanco, PR
Anemometer · 24h winds · from true
NESW
From · True
ESE
122° · steady
Direction
ESE
122°
Sustained
8
mph
Gust
15
mph
Peak 24h
27
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 27 @ 1:00p
01020MPHB1B2B3B4B5-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 226SUSTGUST
−24h−18h−12h−6hnow
Light breeze holding from the ese.
Río Blanco, PR
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1014.3
-1.5 mb in 3h · falling · 29.95 inHg
Now
1014.3
mb
3h
-1.5
mb
12h
0.0
mb
24h
-0.2
mb
Regime · CHANGE
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 10121014
9951000STORM|RAIN10051010RAIN|CHG1015CHG|FAIR10201025FAIR|DRY1030-21h-18h-15h-12h-9h-6h-3h-24hNOW1014.31012.01012.5
−24h−18h−12h−6hnow
Pressure slipping through the change line — wetter air on the way.
Río Blanco, PR
Air quality
37
AQI
Good
+8 in 6hPeak ~45 @ 9 AM

AQI 37 (Good), driven by PM2.5. AQI up 8 over the last 6 hours (gradual rise). PM scrubbed by 2 hours of recent rain — PM2.5 down to 15.1 µg/m³, PM10 to 35.5 µg/m³.

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

PM scrubbed by 2 hours of recent rain — PM2.5 down to 15.1 µg/m³, PM10 to 35.5 µg/m³.

PM2.5/PM10
0.43
Wind
light
Recent rain
2h in last 6h
Pattern
washed out
Río Blanco, PR
Sky cover · visibility · 24h
Cloud cover
36%
MOSTLY CLEAR
100%0%−24h−18h−12h−6hnow

Visibility
19.4mi
UNLIMITED
36 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
03:28 UTC ·Río Blanco, 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
03:28 UTC ·Río Blanco, PR · NOAA NESDIS / STAR · 5-min cadence · 10000x6000 px
Río Blanco, PR
Satellite · infrared · animated
Río Blanco, PR
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
Río Blanco, PR
Almanac · Friday, June 5
The higher the clouds, the finer the weather.
Civil dawn
9:23 AM
Sunrise
5:46 AM
Daylight
13h 10m
Sunset
6:56 PM
Civil dusk
11:22 PM
Planting note
Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Río Blanco, PR
The moon
Waning Gibbous
80% illuminated
Moonrise
2:37 AM
Moonset
2:07 PM
In sign
♒︎ Aquarius
Río Blanco, 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 →

Río Blanco at a glance

  • Today vs. normal: 21°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 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 Río Blanco

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.