March weather forecast
Stamford, CT

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A wide aerial scenic cover shot over downtown Stamford, Connecticut, with two rivers and weighty rain clouds in the sky above
A wide aerial scenic cover shot over downtown Stamford, Connecticut, with two rivers and weighty rain clouds in the sky above

Weather in March

Transition to springtime in Stamford begins with March. With temperatures moving up to 44.6°F (7°C), a decrease in snowfall days becomes evident. The skies relax a bit as rainfall numbers start to rise. Moving into April, residents can anticipate a significant improvement in overall weather conditions. This steady transition, although somewhat rainy, ushers in a much-needed reprieve from the harshness of the preceding winter months.

Temperature

March's onset brings a minor rise in the average high-temperature, moving from a cold 38.3°F (3.5°C) in February to a frosty 44.6°F (7°C). Throughout March, a steady low-temperature average of 34.2°F (1.2°C) is noted.

Humidity

The average relative humidity in March is 73%.

Rainfall

In Stamford, in March, during 12.3 rainfall days, 2.8" (71mm) of precipitation is typically accumulated. Throughout the year, there are 164.1 rainfall days, and 37.95" (964mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, November and December. The months with the most snowfall in Stamford are February and March, with an average 2.44" (62mm) of accumulated snow.

Ocean temperature

In Stamford, Connecticut, the average seawater temperature in March is 39.7°F (4.3°C).
Note: While swimming, this is deemed life-threatening and exceptionally hazardous. The icy water induces intense pain and causes swift hyperventilation. Employing a specialized swimsuit is required to offset thermal harm.

Daylight

In March, the average length of the day in Stamford is 11h and 58min.
On the first day of the month, sunrise is at 6:27 am and sunset at 5:45 pm EST. On the last day of March, sunrise is at 6:37 am and sunset at 7:18 pm EDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from EDT to EST.

Sunshine

In Stamford, the average sunshine in March is 6.1h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: In March, the maximum UV index of 2 suggests these recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
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Frequently asked questions

Is it cold in Stamford during March?

The high-temperature in Stamford during March is 44.6°F (7°C) and the low-temperature is 34.2°F (1.2°C).

What is the average humidity in March in Stamford?

In Stamford, Connecticut, the average relative humidity in March is 73%.

How much does it rain in Stamford in March?

In Stamford, in March, during 12.3 rainfall days, 2.8" (71mm) of precipitation is typically accumulated.

When does it snow the most in Stamford?

The months with the most snowfall in Stamford are February and March, with an average 2.44" (62mm) of accumulated snow.

How much does it snow in Stamford in March?

In Stamford, during March, snow falls for 4.7 days and regularly aggregates up to 2.44" (62mm) of snow.

What is the ocean temperature in March in Stamford?

In Stamford, the average seawater temperature in March is 39.7°F (4.3°C). For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

How many hours of daylight does Stamford have in March?

The average day length in March is 11h and 58min.

What time are sunrise and sunset in March in Stamford?

In March, on the first day of the month, sunrise is at 6:27 am and sunset at 5:45 pm EST. On the last day of the month, in Stamford, sunrise is at 6:37 am and sunset at 7:18 pm EDT.

When does Daylight Saving Time (DST) start in March in Stamford?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. DST ends Sunday, November 3. 2024, at 2:00 am.

How long on average sun shines in March in Stamford?

In March, the average sunshine duration in Stamford, Connecticut, is 6.1h.

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

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

What is the UV index reading in March in Stamford?

The average daily maximum UV index in March is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation.
Today
Tomorrow
Long-term
YearJFMarchAMJJASOND
Feb
March
Apr
Average high temperature
38.3°F 3.5°C
44.6°F 7°C
55.4°F 13°C
Average low temperature
27.9°F -2.3°C
34.2°F 1.2°C
43.3°F 6.3°C
Average pressure
30.03" 763mmHg
30.05" 763mmHg
29.98" 761mmHg
Average wind speed
9.8mph 15.8km/h
9.9mph 15.9km/h
9.2mph 14.8km/h
Average max. wind speed
10.6mph 17.1km/h
10.5mph 16.9km/h
9.9mph 15.9km/h
Average wind speed gusts
15.3mph 24.6km/h
15.3mph 24.6km/h
14.9mph 24km/h
Average humidity
75%
73%
72%
Average rainfall
2.36" 60mm
2.8" 71mm
3.15" 80mm
Average rainfall days
9.8
12.3
15.9
Average snowfall
2.44" 62mm
2.44" 62mm
0.08" 2mm
Average snowfall days
6.8
4.7
0.5
Average sea temperature
39.5°F 4.2°C
39.7°F 4.3°C
44.3°F 6.8°C
Average daylight
10h 4min
12h 0min
13h 2min
Average sunshine
4h 4min
6h 1min
8h 2min
Average sunshine days
13.8
14.4
12.8
Average UV index
2
2
3
Average cloud cover
48%
48%
45%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

Average temperature in March
Stamford, CT

Average temperature in March - Stamford, CT
  • Average high temperature in March: 44.6°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (36°F).

  • Average low temperature in March: 34.2°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (26.6°F).

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Average pressure in March
Stamford, CT

Average pressure in March - Stamford, CT
  • Average pressure in March: 30.05"Hg

The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in March
Stamford, CT

Average wind speed in March - Stamford, CT
  • Average wind speed in March: 9.9mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

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Average humidity in March
Stamford, CT

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

The months with the highest relative humidity are February, May, June and December (75%).
The months with the lowest relative humidity are April, August and November (72%).

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Average rainfall in March
Stamford, CT

Average rainfall in March - Stamford, CT
  • Average rainfall in March: 2.8"

The wettest month (with the highest rainfall) is July (4.25").
The driest months (with the least rainfall) are January and February (2.36").

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Average rainfall days in March
Stamford, CT

Average rainfall days in March - Stamford, CT
  • Average rainfall days in March: 12.3 days

The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is January (8.3 days).

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Average snowfall in March
Stamford, CT

Average snowfall in March - Stamford, CT
  • Average snowfall in March: 2.44"

The months with the highest snowfall are February and March (2.44").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in March
Stamford, CT

Average snowfall days in March - Stamford, CT
  • Average snowfall days in March: 4.7 days

The month with the highest number of snowfall days is February (6.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average sea temperature in March
Stamford, CT

Average sea temperature in March - Stamford, 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).

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Average daylight in March /
Average sunshine in March
Stamford, CT

Average daylight in March / Average sunshine in March - Stamford, CT
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in March: 6h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in March
Stamford, CT

Average sunshine days in March - Stamford, CT
  • Average sunshine days in March: 14.4 days

The month with the most sunshine days is January (17.8 days).
The month with the least sunshine days is June (10.7 days).

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Average UV index in March
Stamford, CT

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

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

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Average cloud cover in March
Stamford, CT

Average cloud cover in March - Stamford, CT
  • Average cloud cover in March: 48

The month with the most cloud cover is December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in March
Stamford, CT

Average visibility in March - Stamford, CT
  • Average visibility in March: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Stamford, Connecticut, USA

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