March weather forecast and climate
Greenwich, CT

What is the temperature in March in Greenwich?

In Greenwich, Connecticut, in March, the average high-temperature is 46.9°F (8.3°C), and the average low-temperature is 30.9°F (-0.6°C).

How much does it rain in Greenwich in March?

In Greenwich, Connecticut, in March, typically 4.7" (120.1mm) of precipitation is accumulated.

What is the wettest month in Greenwich?

The month with the most rainfall in Greenwich is March when 4.7" (120.1mm) of precipitation is typically aggregated.

How much does it snow in Greenwich in March?

In Greenwich, Connecticut, in March, typically 4.9" (124.5mm) of snow is accumulated.
Average temperature in March - Greenwich, CT
  • Average high temperature in March: 47°F

The warmest month (with the highest average high temperature) is July (83°F).
The month with the lowest average high temperature is January (36°F).

  • Average low temperature in March: 31°F

The month with the highest average low temperature is July (65°F).
The coldest month (with the lowest average low temperature) is January (21°F).

Average rainfall in March - Greenwich, CT
  • Average rainfall in March: 4.7"

Wettest months (with the highest rainfall) are March and September (4.7").
The driest month (with the lowest rainfall) is February (3.2").

Average snowfall in March - Greenwich, CT
  • Average snowfall in March: 4.9"

The month with the highest snowfall is February (8.3").
Months with the lowest snowfall are May, June, July, August, September and October (0").

Average sea temperature in March - Greenwich, CT
  • Average sea temperature in March: 39.7°F

The best month for swimming (with the highest average sea temperature) is August (73.1°F).
The coldest month (with the lowest average sea temperature) is February (39.5°F).

Average daylight in March - Greenwich, CT
  • Average daylight in March: 12h

The month with the longest days is June (Average daylight: 15.1h).
The month with shortest days is December (Average daylight: 9.3h).

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