Frost Dates for GUAM MARSHALL ISLAND, Guam

Elevation: 159 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.

13.58°N, 144.92°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 13a

Avg. annual minimum: 16 to 18°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°
25°
High: 26°C
Avg: 25°C
Low: 25°C
Jan
25°
High: 26°C
Avg: 25°C
Low: 24°C
Feb
25°
High: 26°C
Avg: 25°C
Low: 25°C
Mar
26°
High: 27°C
Avg: 26°C
Low: 25°C
Apr
26°
High: 28°C
Avg: 26°C
Low: 25°C
May
27°
High: 28°C
Avg: 27°C
Low: 25°C
Jun
26°
High: 28°C
Avg: 26°C
Low: 25°C
Jul
26°
High: 27°C
Avg: 26°C
Low: 25°C
Aug
26°
High: 27°C
Avg: 26°C
Low: 25°C
Sep
26°
High: 27°C
Avg: 26°C
Low: 25°C
Oct
26°
High: 27°C
Avg: 26°C
Low: 25°C
Nov
26°
High: 27°C
Avg: 26°C
Low: 25°C
Dec
Avg High Avg Temp Avg Low

Precipitation

0 mm 100 mm 200 mm 300 mm
84 mm
83.8 mm
Jan
74 mm
73.7 mm
Feb
61 mm
61.0 mm
Mar
86 mm
86.4 mm
Apr
99 mm
99.1 mm
May
157 mm
157.5 mm
Jun
300 mm
299.7 mm
Jul
366 mm
365.8 mm
Aug
343 mm
342.9 mm
Sep
305 mm
304.8 mm
Oct
191 mm
190.5 mm
Nov
104 mm
104.1 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec11.5h11.5h12h12.5h12.5h13h12.5h12.5h12h11.5h11.5h11h
Jan: 6:22 AM – 5:38 PM · 11h 17m
Feb: 6:13 AM – 5:47 PM · 11h 34m
Mar: 6:03 AM – 5:57 PM · 11h 55m
Apr: 5:51 AM – 6:09 PM · 12h 18m
May: 5:41 AM – 6:19 PM · 12h 38m
Jun: 5:36 AM – 6:24 PM · 12h 48m
Jul: 5:38 AM – 6:22 PM · 12h 44m
Aug: 5:46 AM – 6:14 PM · 12h 27m
Sep: 5:58 AM – 6:02 PM · 12h 04m
Oct: 6:09 AM – 5:51 PM · 11h 41m
Nov: 6:19 AM – 5:41 PM · 11h 22m
Dec: 6:24 AM – 5:36 PM · 11h 12m
Daylight Longest: 12h 48m · Shortest: 11h 12m

Nearby Stations

ANDERSEN AFB GUAM, Guam GUAM INTL AP, Guam FENA FLTR PLT GUAM, Guam ROTA AP, Northern Mariana Islands

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