Si Nakhon, Thailand

Full City Profile

203 ft Elevation 62 meters

81°F Avg Temperature 27°C

Si Nakhon has a warm climate with an average annual temperature of 81°F (27°C). Winters average 74°F in January while summers reach 83°F in July. The area gets 335 sunny days per year. Annual precipitation totals 68.3 inches. The area receives 0.0 inches of snow annually.

Temperature

74°F Jan (23°C) 83°F Jul (28°C)

Annual Average	81.4°F
	51% above US avg
January Average	74°F (23°C)
July Average	83°F (28°C)
Sunny Days	335 days/yr

Geography

Elevation	203 ft (62 m)
Area	304.0 sq mi (787.4 km²)
Population Density	0/sq mi
Coordinates	17.3491°N, 99.9856°W
Timezone	Asia/Bangkok

Precipitation & Snow

Annual Rainfall 68.3"

80% above US avg

Snowfall 0.0"

Wettest Month (Sep) 8.90"

Driest Month (Jan) 0.20"

Air Quality

Earthquake History

3 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.7. Most recent: M4.1 on Jun 28, 2023.

Dec 9, 1995	9 km ENE of Rong Kwang, Thailand	M4.7	122 km
Jun 28, 2023	24 km NNE of Khanu Woralaksaburi, Thailand	M4.1	120 km
May 7, 1994	13 km SSE of Mae Tha, Thailand	M3.6	140 km

Source: USGS (M2.5+, 1990–2025)

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	74°F (23°C)	0.2 in	Coldest, Driest
February	79°F (26°C)	0.4 in
March	84°F (29°C)	0.9 in
April	88°F (31°C)	2.4 in	Warmest
May	86°F (30°C)	7.5 in
June	84°F (29°C)	5.4 in
July	83°F (28°C)	5.1 in
August	82°F (28°C)	7.4 in
September	82°F (28°C)	8.9 in	Wettest
October	81°F (27°C)	5.5 in
November	78°F (25°C)	1.4 in
December	74°F (24°C)	0.3 in

Si Nakhon has a seasonal temperature swing of 14°F / from 74°F in January to 88°F in April. Total annual precipitation is 45.4 inches, with September being the wettest month (8.9") and January the driest (0.2").

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