Nam Som, Thailand

Full City Profile

19,324 Population 64/sq mi density

758 ft Elevation 231 meters

79°F Avg Temperature 26°C

Nam Som has a warm climate with an average annual temperature of 79°F (26°C). Winters average 72°F in January while summers reach 82°F in July. The area gets 246 sunny days per year. Annual precipitation totals 49.7 inches. The area receives 0.0 inches of snow annually.

Temperature

72°F Jan (22°C) 82°F Jul (28°C)

Annual Average	79.0°F
	46% above US avg
January Average	72°F (22°C)
July Average	82°F (28°C)
Sunny Days	246 days/yr

Geography

Elevation	758 ft (231 m)
Area	303.3 sq mi (785.4 km²)
Population Density	64/sq mi
Coordinates	17.7704°N, 102.1895°W
Timezone	Asia/Bangkok

Precipitation & Snow

Annual Rainfall 49.7"

31% above US avg

Snowfall 0.0"

Wettest Month (Aug) 9.02"

Driest Month (Dec) 0.16"

Air Quality

Earthquake History

1 earthquake (M2.5+) within 150 km since 1990. Strongest: M4.6. Most recent: M4.6 on Feb 23, 2011.

Feb 23, 2011	37 km S of Sainyabuli, Laos	M4.6	136 km

Source: USGS (M2.5+, 1990–2025)

Hurricane History

1 hurricane (Cat 1+) within 500 km since 1980. Strongest: Category 1. Most recent: Wutip (2013).

Year	Name	Category	Closest
2013	Wutip	Category 1	287 km

Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	72°F (22°C)	0.2 in
February	76°F (24°C)	0.6 in
March	81°F (27°C)	1.5 in
April	84°F (29°C)	3.3 in	Warmest
May	83°F (28°C)	7.6 in
June	83°F (28°C)	7.5 in
July	82°F (28°C)	6.9 in
August	81°F (27°C)	9.0 in	Wettest
September	81°F (27°C)	8.7 in
October	79°F (26°C)	3.8 in
November	75°F (24°C)	0.6 in
December	71°F (22°C)	0.2 in	Coldest, Driest

Nam Som has a seasonal temperature swing of 13°F / from 71°F in December to 84°F in April. Total annual precipitation is 49.7 inches, with August being the wettest month (9.0") and December the driest (0.2").

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