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

Monthly weather forecast and climate
Stamford, CT

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
January, like December, in Stamford, Connecticut, is another cold winter month, with average temperature varying between 38.1°F (3.4°C) and 19.2°F (-7.1°C). The coldest month is January, with an average high-temperature of 38.1°F (3.4°C) and an average low-temperature of 19.2°F (-7.1°C). Weather in January »
The last month of the winter, February, is also a wintry month in Stamford, Connecticut, with temperature in the range of an average low of 21°F (-6.1°C) and an average high of 41.4°F (5.2°C). In February, the average high-temperature is practically the same as in January - a still wintry 41.4°F (5.2°C). Weather in February »

The first month of the spring, March, is a fresh month in Stamford, Connecticut, with average temperature fluctuating between 28.8°F (-1.8°C) and 50.4°F (10.2°C). In March, the average high-temperature slightly increases, from a wintry 41.4°F (5.2°C) in February, to a fresh 50.4°F (10.2°C). Weather in March »

April in Stamford, Connecticut, is an enjoyable spring month, with average temperature ranging between max 62.1°F (16.7°C) and min 37.6°F (3.1°C). In April, the average high-temperature increases, from a fresh 50.4°F (10.2°C) in March, to an enjoyable 62.1°F (16.7°C). Weather in April »

The last month of the spring, May, is an agreeable month in Stamford, Connecticut, with average temperature varying between 72.9°F (22.7°C) and 47.5°F (8.6°C). In Stamford, the average high-temperature increases, from a comfortable 62.1°F (16.7°C) in April, to an agreeable 72.9°F (22.7°C). Weather in May »

June, the first month of the summer, in Stamford, is a moderately hot month, with average temperature fluctuating between 56.1°F (13.4°C) and 80.8°F (27.1°C). In Stamford, the average high-temperature in June marginally rises, from a pleasant 72.9°F (22.7°C) in May, to a moderately hot 80.8°F (27.1°C). Weather in June »

July, the same as June, is another warm summer month in Stamford, Connecticut, with average temperature ranging between max 85.5°F (29.7°C) and min 61.5°F (16.4°C). With an average high-temperature of 85.5°F (29.7°C) and an average low-temperature of 61.5°F (16.4°C), July is the warmest month. Weather in July »

August, the last month of the summer, in Stamford, is also a moderately hot month, with temperature in the range of an average low of 60.6°F (15.9°C) and an average high of 83.3°F (28.5°C). In August, the average high-temperature is almost the same as in July - a still moderately hot 83.3°F (28.5°C). Weather in August »

The first month of the autumn, September, is also a moderately hot month in Stamford, Connecticut, with average temperature fluctuating between 53.2°F (11.8°C) and 75.6°F (24.2°C). In September, the average high-temperature marginally drops, from a moderately hot 83.3°F (28.5°C) in August, to a still warm 75.6°F (24.2°C). Weather in September »

October, like September, in Stamford, Connecticut, is another enjoyable autumn month, with average temperature ranging between max 64.8°F (18.2°C) and min 41.5°F (5.3°C). In October, the average high-temperature decreases, from a warm 75.6°F (24.2°C) in September, to a comfortable 64.8°F (18.2°C). Weather in October »

November, the last month of the autumn, in Stamford, is also a fresh month, with temperature in the range of an average high of 53.2°F (11.8°C) and an average low of 33.4°F (0.8°C). In November, the average high-temperature drops, from a comfortable 64.8°F (18.2°C) in October, to a fresh 53.2°F (11.8°C). Weather in November »

December, the first month of the winter, in Stamford, is also a wintry month, with average temperature varying between 24.8°F (-4°C) and 42.4°F (5.8°C). In Stamford, the average high-temperature in December decreases, from a cool 53.2°F (11.8°C) in November, to a cold 42.4°F (5.8°C). Weather in December »

What is the coldest month in Stamford?

The coldest month is January, with an average high-temperature of 38.1°F (3.4°C) and an average low-temperature of 19.2°F (-7.1°C).

How much does it rain in Stamford?

Throughout the year, in Stamford, Connecticut, there are 128.6 rainfall days, and 52.8" (1340.9mm) of precipitation is accumulated.

When does it snow in Stamford?

Months with snowfall are January through April, November and December.

How many days does it snow in Stamford?

Throughout the year, there are 15.1 snowfall days, and 28.6" (726.4mm) of snow is accumulated.

What is the snowiest month in Stamford?

The month with the most snowfall is January when snow falls for 4.8 days and typically aggregates up to 9.3" (236.2mm) of snow.

What is the driest month in Stamford?

February is the month with the least rainfall. Rain falls for 9.7 days and accumulates 3.3" (84.3mm) of precipitation.

What month is the ocean coldest in Stamford?

With an average ocean temperature of 39.4°F (4.1°C), February is the month with the coldest seawater in Stamford. 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 rainiest month in Stamford?

May is the month with the most rainfall. Rain falls for 12.5 days and accumulates 5" (126.2mm) of precipitation.

When are the longest days in Stamford?

June has the longest days of the year, with an average of 15.1h of daylight.

What is the month with the most sunshine in Stamford?

June and July, with an average of 9h of sunshine, are months with the most sunshine in Stamford, Connecticut.

When is the highest UV index in Stamford?

June through August, with an average maximum UV index of 8, are months with the highest UV index.

What is the warmest month in Stamford?

The warmest month in Stamford, Connecticut, is July, with an average high-temperature of 85.5°F (29.7°C) and an average low-temperature of 61.5°F (16.4°C).

What is the month with the warmest ocean in Stamford?

The month with the warmest seawater in Stamford is August, with an average ocean temperature of 73°F (22.8°C). Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 73°F (22.8°C) water may be enjoyable.

What is the month with the shortest days in Stamford?

The month with the shortest days in Stamford, Connecticut, is December, with an average of 9.3h of daylight.

What is the month with the least sunshine in Stamford?

December has the least sunshine of the year in Stamford, with an average of 4h of sunshine.

When is the lowest UV index in Stamford?

December is the month with the lowest UV index in Stamford, with an average maximum UV index of 1.
Average temperature - Stamford, CT
Average rainfall - Stamford, CT
Average rainfall days - Stamford, CT

Months with the highest number of rainy days are April and May (12.5 days).
The month with the lowest number of rainy days is October (9.2 days).

Average snowfall - Stamford, CT
Average snowfall days - Stamford, CT

The month with the highest number of snowfall days is January (4.8 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature - Stamford, CT

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 / Average sunshine - Stamford, CT