Sign In Register

Si Ma Cai, Vietnam

Full City Profile

5,652 Population 139/sq mi density
3,494 ft Elevation 1,065 meters
67°F Avg Temperature 19°C
Si Ma Cai enjoys a temperate climate with an average annual temperature of 67°F (19°C). Winters average 54°F in January while summers reach 76°F in July. The area gets 223 sunny days per year. Annual precipitation totals 65.2 inches. The area receives 0.0 inches of snow annually.

Temperature

54°F Jan (12°C) 76°F Jul (24°C)
Annual Average66.6°F
23% above US avg
January Average54°F (12°C)
July Average76°F (24°C)
Sunny Days223 days/yr

Geography

Elevation3,494 ft (1,065 m)
Area40.8 sq mi (105.7 km²)
Population Density139/sq mi
Coordinates22.6951°N, 104.2786°W
TimezoneAsia/Bangkok

Precipitation & Snow

Annual Rainfall 65.2"
71% above US avg
Snowfall 0.0"
Wettest Month (Jul) 15.67"
Driest Month (Jan) 0.43"

Air Quality

Earthquake History

20 earthquakes (M2.5+) within 150 km since 1990. Strongest: M5.2. Most recent: M4.3 on May 24, 2017.

Apr 24, 1995 73 km SSW of Gejiu, China M5.2 141 km
Aug 13, 2005 32 km NNW of Wenshan City, China M4.8 105 km
Jul 19, 2014 19 km NNE of S?n La, Vietnam M4.6 138 km
Oct 6, 1991 33 km E of S?n La, Vietnam M4.5 146 km
May 4, 2016 19 km SE of Gejiu, China M4.5 118 km
Feb 24, 2016 55 km WSW of Sa Pa, Vietnam M4.5 112 km
May 4, 2016 20 km ESE of Gejiu, China M4.5 117 km
Apr 2, 2001 74 km WSW of Sa Pa, Vietnam M4.4 132 km
Nov 28, 2001 82 km W of Sa Pa, Vietnam M4.3 128 km
Dec 21, 1993 62 km WSW of Sa Pa, Vietnam M4.3 118 km
May 24, 2017 22 km ESE of Kaiyuan, China M4.3 130 km
Aug 7, 1992 40 km SW of Wenshan City, China M4.3 63 km
Jan 1, 2004 18 km WSW of Gejiu, China M4.2 147 km
Jul 19, 2005 23 km NNW of Wenshan City, China M4.2 96 km
May 4, 2016 18 km SE of Gejiu, China M4.2 119 km
May 21, 2011 51 km NW of Lào Cai, Vietnam M4.1 69 km
Feb 2, 1996 72 km WSW of Sa Pa, Vietnam M4.1 130 km
Oct 23, 1993 20 km SSW of Yên Bái, Vietnam M4.1 142 km
Oct 11, 1991 11 km N of Tuyên Quang, Vietnam M4.1 129 km
Apr 22, 1997 33 km NNE of Hà Giang, Vietnam M3.6 92 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

4 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 3.

Year Name Category Closest
2024 Yagi Category 3 239 km
2014 Rammasun Category 1 260 km
2014 Kalmaegi Category 1 254 km
1997 Zita Category 1 251 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 54°F (12°C) 0.4 in Coldest, Driest
February 56°F (14°C) 1.2 in
March 63°F (17°C) 1.3 in
April 69°F (21°C) 4.1 in
May 73°F (23°C) 7.2 in
June 75°F (24°C) 9.1 in
July 76°F (24°C) 15.7 in Warmest, Wettest
August 75°F (24°C) 11.8 in
September 73°F (23°C) 7.5 in
October 68°F (20°C) 4.1 in
November 61°F (16°C) 2.1 in
December 56°F (13°C) 0.8 in

Si Ma Cai has a seasonal temperature swing of 22°F / from 54°F in January to 76°F in July. Total annual precipitation is 65.2 inches, with July being the wettest month (15.7") and January the driest (0.4").

View full weather details →