July weather forecast
Southold, NY

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Weather in July

July in Southold, New York, is a warm summer month, with temperature in the range of an average high of 75.7°F (24.3°C) and an average low of 70.3°F (21.3°C).

Temperature

As June transitions into July, a subtle temperature shift is observed, with average highs adjusting from a comfortable 67.6°F (19.8°C) to a moderately hot 75.7°F (24.3°C). In July, Southold experiences a marginal drop in temperature, with averages of 70.3°F (21.3°C) at night.

Humidity

In Southold, New York, the average relative humidity in July is 80%.

Rainfall

In Southold, in July, during 14.8 rainfall days, 2.99" (76mm) of precipitation is typically accumulated. Throughout the year, there are 154.1 rainfall days, and 34.92" (887mm) of precipitation is accumulated.

Snowfall

In Southold, snow does not fall in April through October.

Daylight

The average length of the day in July in Southold is 14h and 47min.
On the first day of July in Southold, sunrise is at 5:21 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:06 pm EDT.

Sunshine

July and August, with an average of 10.6h of sunshine, are months with the most sunshine.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Southold. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for average individuals.
Note: In July, the maximum UV index of 6 translates into these guidelines:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
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Frequently asked questions

What is the average July temperature in Southold?

The high-temperature, in July, in Southold, is 75.7°F (24.3°C), while the low-temperature averages to 70.3°F (21.3°C).

What is the average humidity in July in Southold?

In Southold, the average relative humidity in July is 80%.

How many days does it rain in July in Southold?

In Southold, in July, during 14.8 rainfall days, 2.99" (76mm) of precipitation is typically accumulated.

When it does not snow in Southold?

In Southold, snow does not fall in April through October.

What is the average length of the day in July in Southold?

In July, the average day length in Southold, New York, is 14h and 47min.

When are sunrise and sunset in July in Southold?

On the first day of July in Southold, New York, sunrise is at 5:21 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:06 pm EDT.

What is the month with the most sunshine in Southold?

The months with the most sunshine are July and August, with an average of 10.6h of sunshine.

How long on average sun shines in July in Southold?

In July, the average sunshine duration is 10.6h.

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

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

What is the UV index intensity in July in Southold?

The average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Southold, NY

Average temperature in July - Southold, NY
  • Average high temperature in July: 75.7°F

The warmest month (with the highest average high temperature) is August (75.9°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in July: 70.3°F

The month with the highest average low temperature is August (71.2°F).
The coldest month (with the lowest average low temperature) is January (31.3°F).

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Average pressure in July
Southold, NY

Average pressure in July - Southold, NY
  • Average pressure in July: 29.96"Hg

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in July
Southold, NY

Average wind speed in July - Southold, NY
  • Average wind speed in July: 10.4mph

The windiest month (with the highest average wind speed) is January (16mph).
The calmest month (with the lowest average wind speed) is July (10.4mph).

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Average humidity in July
Southold, NY

Average humidity in July - Southold, NY
  • Average humidity in July: 80%

The months with the highest relative humidity are May and June (81%).
The month with the lowest relative humidity is November (72%).

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Average rainfall in July
Southold, NY

Average rainfall in July - Southold, NY
  • Average rainfall in July: 2.99"

The wettest month (with the highest rainfall) is December (3.82").
The driest month (with the least rainfall) is September (2.17").

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Average rainfall days in July
Southold, NY

Average rainfall days in July - Southold, NY
  • Average rainfall days in July: 14.8 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (9.1 days).

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Average snowfall in July
Southold, NY

Average snowfall in July - Southold, NY
  • Average snowfall in July: 0"

The month with the highest snowfall is March (2.36").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in July
Southold, NY

Average snowfall days in July - Southold, NY
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (4.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in July /
Average sunshine in July
Southold, NY

Average daylight in July / Average sunshine in July - Southold, NY
  • Average daylight in July: 14h and 5min

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 July: 10h and 4min

The months with the most sunshine are July and August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).

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Average sunshine days in July
Southold, NY

Average sunshine days in July - Southold, NY
  • Average sunshine days in July: 14.4 days

The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is February (12.8 days).

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Average UV index in July
Southold, NY

Average UV index in July - Southold, NY
  • Average UV index in July: 6

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 and December (UV index 2).

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Average cloud cover in July
Southold, NY

Average cloud cover in July - Southold, NY
  • Average cloud cover in July: 29

The month with the most cloud cover is December (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in July
Southold, NY

Average visibility in July - Southold, NY
  • Average visibility in July: 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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Southold, New York, USA

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