Frost Dates for ISABELA SUBSTN, Puerto Rico

Elevation: 127 m

Frost Dates

This location never reaches freezing temperatures, so you can plant year-round!

In tropical and subtropical climates, the main challenge isn’t frost — it’s heat and humidity. Learn more about gardening in tropical climates.

18.47°N, -67.05°W © OpenStreetMap

USDA Hardiness Zone iHardiness zones indicate which perennial plants can survive winter in your area. For annual vegetables, frost dates and growing season length matter more than hardiness zone.

Zone 13b

Avg. annual minimum: 18 to 21°C

Learn more

Köppen Climate iThe Köppen climate classification system categorizes climates based on temperature and precipitation patterns.

Af Tropical Rainforest

Hot and wet year-round with no dry season. Ideal for tropical crops like bananas, mangoes, and cocoa. Gardening is possible all year, but high humidity can increase disease pressure.

Köppen climate map

Temperature

20° 25° 30°
24°
High: 27°C
Avg: 24°C
Low: 22°C
Jan
24°
High: 27°C
Avg: 24°C
Low: 22°C
Feb
24°
High: 28°C
Avg: 24°C
Low: 22°C
Mar
25°
High: 28°C
Avg: 25°C
Low: 22°C
Apr
26°
High: 29°C
Avg: 26°C
Low: 23°C
May
26°
High: 30°C
Avg: 26°C
Low: 24°C
Jun
27°
High: 30°C
Avg: 27°C
Low: 25°C
Jul
27°
High: 30°C
Avg: 27°C
Low: 25°C
Aug
27°
High: 30°C
Avg: 27°C
Low: 25°C
Sep
26°
High: 29°C
Avg: 26°C
Low: 24°C
Oct
25°
High: 28°C
Avg: 25°C
Low: 23°C
Nov
24°
High: 27°C
Avg: 24°C
Low: 23°C
Dec
Avg High Avg Temp Avg Low

Precipitation

0 mm 50 mm 100 mm 150 mm
10 mm
10.2 mm
Jan
15 mm
15.2 mm
Feb
56 mm
55.9 mm
Mar
84 mm
83.8 mm
Apr
140 mm
139.7 mm
May
86 mm
86.4 mm
Jun
84 mm
83.8 mm
Jul
114 mm
114.3 mm
Aug
145 mm
144.8 mm
Sep
124 mm
124.5 mm
Oct
84 mm
83.8 mm
Nov
18 mm
17.8 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec11h11.5h12h12.5h13h13h13h12.5h12h11.5h11h11h
Jan: 6:30 AM – 5:30 PM · 11h 00m
Feb: 6:18 AM – 5:42 PM · 11h 24m
Mar: 6:04 AM – 5:56 PM · 11h 52m
Apr: 5:47 AM – 6:13 PM · 12h 25m
May: 5:34 AM – 6:26 PM · 12h 52m
Jun: 5:27 AM – 6:33 PM · 13h 06m
Jul: 5:30 AM – 6:30 PM · 13h 01m
Aug: 5:41 AM – 6:19 PM · 12h 38m
Sep: 5:57 AM – 6:03 PM · 12h 06m
Oct: 6:13 AM – 5:47 PM · 11h 34m
Nov: 6:27 AM – 5:33 PM · 11h 07m
Dec: 6:33 AM – 5:27 PM · 10h 54m
Daylight Longest: 13h 07m · Shortest: 10h 53m

Nearby Stations

BORINQUEN AP, Puerto Rico QUEBRADILLAS, Puerto Rico SAN SEBASTIAN 2 WNW, Puerto Rico COLOSO, Puerto Rico RINCON, Puerto Rico MAYAGUEZ AP, Puerto Rico

Plan Your Garden with Planter

Now that you know your frost dates, use Planter to plan your veggie garden! Planter is an easy drag-and-drop garden planner with personalized planting schedules.

Try Planter For Free

Available everywhere: iOS, Android, web, and more!

Planter app garden planner preview