Southport
Connecticut, USA
Long-term weather forecast
Long-term weather forecast

March weather forecast and climate
Southport, CT

March, the first month of the spring, in Southport, is a frosty month, with temperature in the range of an average low of 34°F (1.1°C) and an average high of 44.2°F (6.8°C).

Temperature

In March, the average high-temperature slightly increases, from a cold 38.3°F (3.5°C) in February, to a frosty 44.2°F (6.8°C). In Southport, Connecticut, in March, the average low-temperature is 34°F (1.1°C).

Humidity

In March, the average relative humidity is 73%.

Rainfall

In Southport, during 13.2 rainfall days, 2.91" (74mm) of precipitation is typically accumulated. Throughout the year, there are 170.1 rainfall days, and 37.76" (959mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Southport are January through April, November and December. March is the month with the most snowfall in Southport. Snow falls for 5.3 days and accumulates 2.8" (71mm) of snow.

Ocean temperature

In Southport, Connecticut, in March, the average water temperature is 39.7°F (4.3°C).
Note: For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.

Daylight

The average length of the day in March is 12h.

Sunshine

In Southport, the average sunshine is 6.3h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Southport, Connecticut. A UV Index reading of 2, and below, represents a low health risk from the exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 2 in March interpret into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in March in Southport?

The average high-temperature, in March, in Southport, Connecticut, is 44.2°F (6.8°C), while the average low-temperature is 34°F (1.1°C).

What is the average humidity in March in Southport?

The average relative humidity in March in Southport, Connecticut, is 73%.

How much does it rain in Southport in March?

In Southport, in March, it is raining for 13.2 days, with typically 2.91" (74mm) of accumulated precipitation.

How many days does it snow in March in Southport?

In Southport, Connecticut, in March, during 5.3 snowfall days, 2.8" (71mm) of snow is typically accumulated.

What is the snowiest month in Southport?

March is the month with the most snowfall in Southport, Connecticut. Snow falls for 5.3 days and accumulates 2.8" (71mm) of snow.

What is the ocean temperature in March in Southport?

In Southport, Connecticut, in March, the average water temperature is 39.7°F (4.3°C). For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.

What is the average length of the day in March in Southport?

In Southport, the average length of the day in March is 12h.

How many hours of sunshine does Southport have in March?

In March, the average sunshine in Southport is 6.3h.

What is the month with the lowest UV index in Southport?

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Southport.

How high is the UV index in March in Southport?

In March, the average daily maximum UV index in Southport is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from the exposure to the Sun's UV rays.
Average temperature in March - Southport, CT
  • Average high temperature in March: 44.2°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in March: 34°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (26.6°F).

Average humidity in March - Southport, CT
  • Average humidity in March: 73%

Months with the highest relative humidity are May and June (76%).
Months with the lowest relative humidity are April and November (72%).

Average rainfall in March - Southport, CT
  • Average rainfall in March: 2.91"

The wettest month (with the highest rainfall) is December (4.21").
The driest month (with the least rainfall) is January (2.48").

Average rainfall days in March - Southport, CT
  • Average rainfall days in March: 13.2 days

The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is January (9.4 days).

Average snowfall in March - Southport, CT
  • Average snowfall in March: 2.8"

The month with the highest snowfall is March (2.8").
Months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in March - Southport, CT
  • Average snowfall days in March: 5.3 days

The month with the highest number of snowfall days is January (7.1 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

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

The best month for swimming (with the highest average sea temperature) is August (73°F).
The coldest month (with the lowest average sea temperature) is February (39°F).

Average daylight in March / Average sunshine in March - Southport, CT
  • Average daylight in March: 12h

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

  • Average sunshine in March: 6.3h

The month with the most sunshine is July (Average sunshine: 10.6h).
Months with the least sunshine are February and December (Average sunshine: 4.8).

Average UV index in March - Southport, CT
  • Average UV index in March: 2

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 2).