Weather in Santiago in March
March in Santiago is mild with average temperatures around 20.3°C (68.5°F). Light rainfall with only 10mm expected.
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
27.7°C
81.9°F
Low
13.0°C
55.4°F
Precipitation
10 mm
0.4 inches
~3 rainy days
Conditions
Humidity
31%
Comparison to Adjacent Months
March is 3.1°C warmer than April.