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

Weather in Tomás de Castro, Puerto Rico

Flowers spill across the islands. Day 59 of spring. Read this microseason across nine climate regions →

Tomás de Castro, PR
Sunday, May 17 at 1:46 AM
73
°
Partly Cloudy
Feels like
79°
Humidity
90%
Wind
6 mph
Sunrise
5:50 AM
Sunset
6:50 PM
Tomás de Castro, PR
Hour by hour · 24h
72°
9p
72°
10p
71°
11p
71°
12a
71°
1a
70°
2a
69°
3a
69°
4a
69°
5a
69°
6a
73°
7a
77°
8a
80°
9a
82°
10a
84°
12%
11a
85°
11%
12p
85°
1p
86°
2p
84°
3p
83°
4p
80°
5p
78°
6p
75°
7p
74°
8p
L 69°H 86°
Tomás de Castro, PR
7-day forecast
  1. Today
    May 16
    Drizzle
    85%
    85°70°
  2. Sunday
    May 17
    Drizzle
    78%
    82°71°
  3. Monday
    May 18
    Heavy Drizzle
    65%
    83°69°
  4. Tuesday
    May 19
    Drizzle
    42%
    82°68°
  5. Wednesday
    May 20
    Drizzle
    74%
    79°68°
  6. Thursday
    May 21
    Light Drizzle
    56%
    83°69°
  7. Friday
    May 22
    Drizzle
    71%
    82°68°
Tomás de Castro, PR
Anemometer · 24h winds · from true
NESW
From · True
ESE
112° · steady
Direction
ESE
112°
Sustained
6
mph
Gust
13
mph
Peak 24h
27
avg 7
Beaufort · 2 · LIGHT 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
−24h−18h−12h−6hnow
Light breeze holding from the ese.
Tomás de Castro, PR
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
984.2
-0.1 mb in 3h · steady · 29.06 inHg
Now
984.2
mb
3h
-0.1
mb
12h
-0.5
mb
24h
+0.6
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 983986
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Tomás de Castro, PR
Air quality
40
AQI
Good
PM 2.5
8.5 μg/m³
PM 10
14.4 μg/m³
NO₂
0.6 μg/m³
Ozone
47.0 μg/m³
UV Index
0.0 Low
Tomás de Castro, PR
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
9:28 AM
Sunrise
5:50 AM
Daylight
13h 00m
Sunset
6:50 PM
Civil dusk
11:15 PM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Tomás de Castro, PR
The moon
New Moon
0% illuminated
Moonrise
10:12 AM
Moonset
In sign
♉︎ Taurus
Tomás de Castro, PR
Microseason · 28 of 72
May 16–20

Flowers spill across the islands

bird
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Tomás de Castro at a glance

  • Today vs. normal: 20°F below the seasonal normal for this latitude
  • Last frost: December 6 (climatological average for this latitude)
  • Microseason: 28 of 72, May 16–20
  • Planting window: Direct sow okra, melons, and southern peas. Thin carrot rows.

Right now in the garden

Peak growing season

As of May 17, 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 Tomás de Castro

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.