Frost Dates for ANDERSEN AFB GUAM, 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, 144.93°E © OpenStreetMap

USDA Hardiness Zone

Zone 13a

Avg. annual minimum: 16 to 18°C

Learn more

Köppen Climate

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°

Jan

25°

Feb

25°

Mar

26°

Apr

26°

May

27°

Jun

26°

Jul

26°

Aug

26°

Sep

26°

Oct

26°

Nov

26°

Dec

Avg High Avg Temp Avg Low

Temperature table

Average monthly temperatures (°C)
Month	Avg High	Avg Temp	Avg Low
January	26°	25°	25°
February	26°	25°	24°
March	26°	25°	25°
April	27°	26°	25°
May	28°	26°	25°
June	28°	27°	25°
July	28°	26°	25°
August	27°	26°	25°
September	27°	26°	25°
October	27°	26°	25°
November	27°	26°	25°
December	27°	26°	25°

Precipitation

0 mm 100 mm 200 mm 300 mm

84 mm

Jan

74 mm

Feb

61 mm

Mar

86 mm

Apr

99 mm

May

157 mm

Jun

300 mm

Jul

366 mm

Aug

343 mm

Sep

305 mm

Oct

191 mm

Nov

104 mm

Dec

Precipitation table

Average monthly precipitation (millimeters)
Month	Precipitation
January	84
February	74
March	61
April	86
May	99
June	157
July	300
August	366
September	343
October	305
November	191
December	104

Sunrise / Sunset

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

Sunrise and sunset table

Sunrise, sunset, and daylight on the 15th of each month (local solar time)
Month	Sunrise	Sunset	Daylight
January	6:22 AM	5:38 PM	11h 17m
February	6:13 AM	5:47 PM	11h 34m
March	6:03 AM	5:57 PM	11h 55m
April	5:51 AM	6:09 PM	12h 18m
May	5:41 AM	6:19 PM	12h 38m
June	5:36 AM	6:24 PM	12h 48m
July	5:38 AM	6:22 PM	12h 44m
August	5:46 AM	6:14 PM	12h 27m
September	5:58 AM	6:02 PM	12h 04m
October	6:09 AM	5:51 PM	11h 41m
November	6:19 AM	5:41 PM	11h 22m
December	6:24 AM	5:36 PM	11h 12m

Nearby Stations

GUAM MARSHALL ISLAND, Guam GUAM INTL AP, Guam FENA FLTR PLT GUAM, Guam ROTA AP, Northern Mariana Islands

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!