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Weather & Climate in Sembawang Hills Estate, Singapore

Temperature, precipitation, air quality, natural hazards, and monthly weather data.

Sembawang Hills Estate has a warm climate with an average annual temperature of 81°F (27°C). Winters average 78°F in January while summers reach 81°F in July / relatively mild seasonal variation. The area gets 327 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 104.2 inches (wetter than the 38-inch national average). Air quality is rated Good with a median AQI of 5 / among the cleanest air in the country. 94% of days have good air quality. The city sits at an elevation of 98 feet.

Temperature

78°F Jan (25°C) 81°F Jul (27°C)
Annual Average80.6°F
49% above US avg
January Average78°F (25°C)
July Average81°F (27°C)
Sunny Days327 days/yr

Geography

Elevation98 ft (30 m)
Area610.3 sq mi (1,580.8 km²)
Population Density11/sq mi
Coordinates1.3728°N, 103.8303°W
TimezoneAsia/Singapore

Precipitation & Snow

Annual Rainfall 104.2"
174% above US avg
Snowfall 0.0"
Wettest Month (Dec) 11.69"
Driest Month (Jul) 5.83"

Air Quality

AQI Median5.0
RatingGood
Good Days %94.0%

Earthquake History

1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.8.

May 25, 2008 68 km SSW of Batu Pahat, Malaysia M3.8 135 km 35 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Hurricane History

1 hurricane (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 1.

Year Name Category Max Wind Closest
2001 Vamei Category 1 52 mph 65 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).

Monthly Weather

Month Avg Temperature Precipitation Summary
January 78°F (25°C) 7.8 in Coldest
February 80°F (26°C) 7.0 in
March 80°F (27°C) 7.1 in
April 81°F (27°C) 7.8 in
May 81°F (27°C) 7.0 in
June 81°F (27°C) 6.1 in
July 81°F (27°C) 5.8 in Warmest, Driest
August 80°F (27°C) 5.9 in
September 80°F (27°C) 6.7 in
October 80°F (27°C) 7.8 in
November 79°F (26°C) 9.8 in
December 79°F (26°C) 11.7 in Wettest

Sembawang Hills Estate has a seasonal temperature swing of 3°F / from 78°F in January to 81°F in July. Total annual precipitation is 90.7 inches, with December being the wettest month (11.7") and July the driest (5.8").

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