Late NE Monsoon / early inter-monsoon

March weather in Singapore

Winds ease and afternoon heating returns. Thunderstorm days jump as the first inter-monsoon period begins.

February April

Mean temperature

27.8°C

24.9 to 32.2°C

Rainfall

151.7 mm

12 rain days

Humidity / wind

81.7%

2.2 m/s mean wind

Thunder / lightning

12 / 13

days in a typical month

Compared with the year

  • Rain vs annual monthly share7%
  • Hottest month of the yearMay (28.6°C)
  • Wettest month of the yearDecember (331.9 mm)
  • Driest month of the yearFebruary (105.1 mm)

Normals from Changi Climate Station, 1991-2020.

What to check this month

Rain radar UV index 2-hour nowcast
Afternoon thunderstorm cloud over a tropical city
Inter-monsoon storms grow in place on hot, still afternoons.

What March actually feels like

  • Winds ease and afternoon heating returns. The first severe thunderstorms of the year show up here.
  • Lightning days jump. Treat a dark cell on the 50 km radar as a reason to get indoors.
  • Haze is usually quiet. Rain is more likely than smoke.

Monthly rainfall at Changi

1991-2020 normals. December is more than three times as wet as February.

Values in millimetres. Source: Meteorological Service Singapore.

All months

January February March April May June July August September October November December