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

July weather forecast and climate
Southport, CT

July, the same as June, is another warm summer month in Southport, Connecticut, with average temperature ranging between min 68.5°F (20.3°C) and max 81°F (27.2°C).

Temperature

The warmest month is July, with an average high-temperature of 81°F (27.2°C) and an average low-temperature of 68.5°F (20.3°C).

Heat index

In July, the average heat index is evaluated at 85.3°F (29.6°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'real feel', 'felt air temperature', or 'apparent temperature', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. Additional factors like activity, pregnancy, metabolic differences, and wind affect individual temperature impact. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In Southport, the average relative humidity is 74%.

Rainfall

In Southport, Connecticut, during 18.1 rainfall days, 3.82" (97mm) of precipitation is typically accumulated. Throughout the year, in Southport, Connecticut, there are 170.1 rainfall days, and 37.76" (959mm) of precipitation is accumulated.

Snowfall

In Southport snow does not fall in May through October.

Ocean temperature

In July, the average ocean temperature in Southport is 70.9°F (21.6°C).
Note: For swimming, a surface water temperature of 70.9°F (21.6°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

Daylight

In July, the average length of the day is 14.8h.

Sunshine

The month with the most sunshine is July, with an average of 10.6h of sunshine.

UV index

Months with the highest UV index in Southport are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 6 in July interpret into the following advice:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.

What is the warmest month in Southport?

With an average high-temperature of 81°F (27.2°C) and an average low-temperature of 68.5°F (20.3°C), July is the warmest month.

What is the temperature in July in Southport?

In Southport, in July, the average high-temperature is 81°F (27.2°C), and the average low-temperature is 68.5°F (20.3°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), that combines relative humidity and air temperature, in July is appraised at 85.3°F (29.6°C).

What is the average humidity in July in Southport?

In July, the average relative humidity is 74%.

How many days does it rain in July in Southport?

In Southport, Connecticut, in July, it is raining for 18.1 days, with typically 3.82" (97mm) of accumulated precipitation.

When it does not snow in Southport?

May through October are months without snowfall in Southport.

How cold is the water in July in Southport?

In Southport, the average seawater temperature in July is 70.9°F (21.6°C). Swimming in 70.9°F (21.6°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

How many hours of daylight does Southport have in July?

In Southport, Connecticut, the average length of the day in July is 14.8h.

What month has the most sunshine in Southport?

The month with the most sunshine in Southport is July, with an average of 10.6h of sunshine.

How many hours of sunshine does Southport have in July?

In July, the average sunshine in Southport is 10.6h.

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

June through August, with an average maximum UV index of 6, are months with the highest UV index in Southport.

What is the UV index intensity in July in Southport?

In July, the average daily maximum UV index in Southport, Connecticut, is 6. A UV Index estimate of 6 to 7 represents a high health threat from unsafe exposure to the Sun's UV rays.
Average temperature in July - Southport, CT
  • Average high temperature in July: 81°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 July: 68.5°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 July - Southport, CT
  • Average humidity in July: 74%

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 July - Southport, CT
  • Average rainfall in July: 3.82"

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 July - Southport, CT
  • Average rainfall days in July: 18.1 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 July - Southport, CT
  • Average snowfall in July: 0"

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 July - Southport, CT
  • Average snowfall days in July: 0 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 July - Southport, CT
  • Average sea temperature in July: 70.9°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 July / Average sunshine in July - Southport, CT
  • Average daylight in July: 14.8h

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 July: 10.6h

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 July - Southport, CT
  • Average UV index in July: 6

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).