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

Isabela, Puerto Rico Weather

Easterly waves thread the Atlantic. Day 88 of spring. Read this microseason across nine climate regions →

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

Isabela, PR
Monday, June 15 at 5:49 AM
75
°
Overcast
Feels like
80°
Humidity
88%
Wind
8 mph
Sunrise
1:51 AM
Sunset
3:05 PM
Isabela, PR
Hour by hour · 24h
24-Hour ForecastIsabela, PR: 24-hour forecast. Temperatures range from 75 to 86 degrees Fahrenheit.
L 75°H 86°
Isabela, PR
7-day forecast
  1. Today
    Jun 15
    Drizzle
    14%
    0.03″
    86°75°
  2. Tuesday
    Jun 16
    Light Drizzle
    31%
    0.01″
    87°74°+1°
  3. Wednesday
    Jun 17
    Light Drizzle
    37%
    0.01″
    86°75°-1°
  4. Thursday
    Jun 18
    Light Drizzle
    46%
    0.06″
    87°73°+1°
  5. Friday
    Jun 19
    Thunderstorm
    48%
    0.07″
    86°74°-1°
  6. Saturday
    Jun 20
    Light Drizzle
    10%
    0.01″
    85°75°-1°
  7. Sunday
    Jun 21
    Light Drizzle
    71%
    0.12″
    81°74°-4°
Isabela, PR
Anemometer · 24h winds · from true
NESW
From · True
E
091° · steady
Direction
E
091°
Sustained
8
mph
Gust
16
mph
Peak 24h
38
avg 12
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 12 · pk 38 @ 2:00p
0102030MPHB1B2B3B4B5B6B7-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 308SUSTGUST
−24h−18h−12h−6hnow
Light breeze holding from the e.
Isabela, PR
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1009.7
-0.6 mb in 3h · falling · 29.82 inHg
Now
1009.7
mb
3h
-0.6
mb
12h
+0.6
mb
24h
-0.2
mb
Regime · RAIN
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 10091012
1000STORM|RAIN10051010RAIN|CHG1015CHG|FAIR10201025FAIR|DRY1030-21h-18h-15h-12h-9h-6h-3h-24hNOW1011.71008.71009.5
−24h−18h−12h−6hnow
Damp, unsettled regime — wet weather lingers nearby.
Isabela, PR
Air quality
25
AQI
Good
-3 in 6h

AQI 25 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±3 points).

OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.

PM 2.5Good
2.7μg/m³
PM 10Good
5μg/m³
NO₂Good
1μg/m³
OzoneDRIVERGood
35μg/m³
UV IndexLow
0.0
Isabela, PR
Sky cover · visibility · 24h
Cloud cover
92%
OVERCAST
100%0%−24h−18h−12h−6hnow

Visibility
58.7mi
UNLIMITED
88 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
09:49 UTC · Isabela, PR · NOAA NESDIS / STAR · up to 10848 px
Continental US · GOES-19 ABI
CONUS Sector · Visible · GeoColor
GOES-19 CONUS Visible · GeoColor
Daytime true-color, blue-light/IR sandwich at night
09:49 UTC · Isabela, PR · NOAA NESDIS / STAR · 5-min cadence · up to 10000 px
Isabela, PR
Satellite · infrared · animated
Isabela, PR
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
Isabela, PR
Almanac · Monday, June 15
A summer fog for fair, a winter fog for rain.
Civil dawn
5:28 AM
Sunrise
1:51 AM
Daylight
13h 14m
Sunset
3:05 PM
Civil dusk
7:31 PM
Planting note
Stake and prune tomato suckers. Watch for squash vine borers.
Isabela, PR
The moon
New Moon
0% illuminated
Moonrise
6:05 AM
Moonset
In sign
♊︎ Gemini
Isabela, PR
Microseason
Jun 11–15

Easterly waves thread the Atlantic

weather
Jan 145% of the yearDec 31

Read this microseason across nine climate regions →

Isabela at a glance

  • Today vs. normal: 22°F below the seasonal normal for this latitude
  • Last frost: December 8 (climatological average for this latitude)
  • Microseason: Jun 11–15
  • Planting window: Stake and prune tomato suckers. Watch for squash vine borers.

15-Day Forecast — Isabela

  1. Mon86°75°14%
  2. Tue87°74°31%
  3. Wed86°75°37%
  4. Thu87°73°46%
  5. Fri86°74°48%
  6. Sat85°75°10%
  7. Sun81°74°71%
  8. Mon87°76°34%
  9. Tue84°78°12%
  10. Wed83°75°29%
  11. Thu85°75°30%
  12. Fri86°77°13%
  13. Sat86°77°22%
  14. Sun84°76°48%
  15. Mon85°75°61%

Forecast data from Open-Meteo (CC BY 4.0).

Right now in the garden

Peak growing season

As of June 15, 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 Isabela

  • 00662

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.