Frost Dates for UDORN AB (USAF), Thailand

Elevation: 187 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.

17.38°N, 102.80°E © OpenStreetMap

USDA Hardiness Zone

Zone 12a

Avg. annual minimum: 10 to 13°C

Learn more

Köppen Climate

Aw Tropical Savanna (Dry Winter)

Hot year-round with distinct wet and dry seasons. The dry winter allows for seasonal planting. Drought-tolerant crops do well in the dry season; the wet season supports lush growth.

Köppen climate map

Temperature

15° 20° 25° 30° 35°

22°

Jan

25°

Feb

27°

Mar

29°

Apr

28°

May

28°

Jun

27°

Jul

27°

Aug

26°

Sep

26°

Oct

24°

Nov

22°

Dec

Avg High Avg Temp Avg Low

Temperature table

Average monthly temperatures (°C)
Month	Avg High	Avg Temp	Avg Low
January	28°	22°	17°
February	30°	25°	19°
March	33°	27°	22°
April	34°	29°	25°
May	33°	28°	25°
June	31°	28°	25°
July	31°	27°	25°
August	30°	27°	24°
September	30°	26°	24°
October	29°	26°	22°
November	29°	24°	20°
December	27°	22°	17°

Precipitation

0 mm 100 mm 200 mm 300 mm

0 mm

Jan

0 mm

Feb

33 mm

Mar

69 mm

Apr

206 mm

May

218 mm

Jun

272 mm

Jul

335 mm

Aug

284 mm

Sep

102 mm

Oct

10 mm

Nov

0 mm

Dec

Precipitation table

Average monthly precipitation (millimeters)
Month	Precipitation
January	0
February	0
March	33
April	69
May	206
June	218
July	272
August	335
September	284
October	102
November	10
December	0

Sunrise / Sunset

Jan: 6:28 AM – 5:32 PM · 11h 04m

Feb: 6:17 AM – 5:43 PM · 11h 26m

Mar: 6:04 AM – 5:56 PM · 11h 53m

Apr: 5:48 AM – 6:12 PM · 12h 24m

May: 5:36 AM – 6:24 PM · 12h 49m

Jun: 5:29 AM – 6:31 PM · 13h 02m

Jul: 5:32 AM – 6:28 PM · 12h 57m

Aug: 5:42 AM – 6:18 PM · 12h 35m

Sep: 5:57 AM – 6:03 PM · 12h 06m

Oct: 6:12 AM – 5:48 PM · 11h 36m

Nov: 6:25 AM – 5:35 PM · 11h 10m

Dec: 6:31 AM – 5:29 PM · 10h 58m

Daylight Longest: 13h 02m · Shortest: 10h 58m

Sunrise and sunset table

Sunrise, sunset, and daylight on the 15th of each month (local solar time)
Month	Sunrise	Sunset	Daylight
January	6:28 AM	5:32 PM	11h 04m
February	6:17 AM	5:43 PM	11h 26m
March	6:04 AM	5:56 PM	11h 53m
April	5:48 AM	6:12 PM	12h 24m
May	5:36 AM	6:24 PM	12h 49m
June	5:29 AM	6:31 PM	13h 02m
July	5:32 AM	6:28 PM	12h 57m
August	5:42 AM	6:18 PM	12h 35m
September	5:57 AM	6:03 PM	12h 06m
October	6:12 AM	5:48 PM	11h 36m
November	6:25 AM	5:35 PM	11h 10m
December	6:31 AM	5:29 PM	10h 58m

Nearby Stations

UDON THANI, Thailand VIENTIANE, Laos NAM PHONG, Thailand KHON KAEN, Thailand LOEI, Thailand ROI ET, Thailand

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