Weather in Singapore in December
December in Singapore is warm with average temperatures around 26.6°C (79.9°F). Expect significant rainfall with 301mm across approximately 26 days.
Data Note: Temperature values are 2001–2020 satellite/reanalysis grid averages from NASA POWER and may differ from airport station normals by a few degrees.
Temperature
High
28.4°C
83.1°F
Low
24.7°C
76.5°F
Precipitation
301 mm
11.8 inches
~26 rainy days
Conditions
Humidity
88%
Comparison to Adjacent Months
December is 66mm wetter than January.