July weather forecast
Niantic, CT

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Weather in July

July in Niantic is characterized by the peak of summer, with the most prolonged daylight duration. Afternoon thunderstorms become a prevailing feature of weather, albeit the precipitation levels are not the highest this month. Beachgoers thrive during this period, thanks to the warm coastal waters. July hits a high temperature average of 78.6°F (25.9°C), the warmest of the year. It is indeed the time to enjoy all that Niantic summer offers in full gear.

Temperature

The temperatures in Niantic, Connecticut, reach their highest averages in July, with highs of 78.6°F (25.9°C) and lows of 66.7°F (19.3°C).

Humidity

In Niantic, the average relative humidity in July is 79%.

Rainfall

In July, in Niantic, the rain falls for 15.8 days. Throughout July, 2.44" (62mm) of precipitation is accumulated. In Niantic, during the entire year, the rain falls for 159.8 days and collects up to 33.07" (840mm) of precipitation.

Snowfall

May through October are months without snowfall.

Ocean temperature

In Niantic, the average seawater temperature in July is 69.4°F (20.8°C).
Note: For most individuals, swimming in 69.4°F (20.8°C) is not a pleasant experience. The difficulty in managing breathing increases as the temperature decreases from 69.8°F (21°C) to 59°F (15°C).

Daylight

In July, the average length of the day in Niantic is 14h and 49min.
On the first day of the month, sunrise is at 5:19 am and sunset at 8:25 pm. On the last day of July, in Niantic, sunrise is at 5:43 am and sunset at 8:06 pm EDT.

Sunshine

The average sunshine in July in Niantic is 10.5h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for average individuals.
Note: In July, the maximum UV index of 6 suggests these recommendations:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
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Frequently asked questions

What is the warmest month in Niantic?

Niantic's warmest month, July, generally records average temperatures ranging from a high of 78.6°F (25.9°C) to a low of 66.7°F (19.3°C).

What are July temperatures in Niantic?

The high-temperature during July is 78.6°F (25.9°C) and the low-temperature is 66.7°F (19.3°C).

What is the average humidity in July in Niantic?

In Niantic, Connecticut, the average relative humidity in July is 79%.

How much does it rain in Niantic in July?

In Niantic, Connecticut, during July, the rain falls for 15.8 days and regularly aggregates up to 2.44" (62mm) of precipitation.

When it does not snow in Niantic?

In Niantic, snow does not fall in May through October.

How cold is the water in July in Niantic?

In Niantic, Connecticut, the average seawater temperature in July is 69.4°F (20.8°C). For swimming, a surface water temperature of 69.4°F (20.8°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).

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

In July, the average day length in Niantic, Connecticut, is 14h and 49min.

When is the sunrise / sunset in July in Niantic?

In July, on the first day of the month, sunrise is at 5:19 am and sunset at 8:25 pm. On the last day of the month, in Niantic, Connecticut, sunrise is at 5:43 am and sunset at 8:06 pm EDT.

How long on average sun shines in July in Niantic?

The average sunshine duration in July is 10.5h.

When is the highest UV index in Niantic?

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

What is the UV index intensity in July in Niantic?

In Niantic, the average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to Sun's UV rays.
Today
Tomorrow
Long-term
YearJFMAMJJulyASOND
Jun
July
Aug
Average high temperature
71.4°F 21.9°C
78.6°F 25.9°C
77.7°F 25.4°C
Average low temperature
59°F 15°C
66.7°F 19.3°C
66.2°F 19°C
Average pressure
29.93" 760mmHg
29.95" 761mmHg
29.98" 761mmHg
Average wind speed
8.1mph 13km/h
7.8mph 12.6km/h
7.8mph 12.6km/h
Average max. wind speed
8.8mph 14.2km/h
8.4mph 13.5km/h
8.4mph 13.5km/h
Average wind speed gusts
13.4mph 21.6km/h
12.6mph 20.3km/h
12.5mph 20.1km/h
Average humidity
80%
79%
78%
Average rainfall
2.72" 69mm
2.44" 62mm
2.36" 60mm
Average rainfall days
15
15.8
13.8
Average snowfall
0" 0mm
0" 0mm
0" 0mm
Average snowfall days
0
0
0
Average sea temperature
62°F 16.7°C
69.5°F 20.8°C
72.1°F 22.3°C
Average daylight
15h 1min
14h 5min
13h 5min
Average sunshine
9h 3min
10h 3min
10h 4min
Average sunshine days
12.8
13.4
14.6
Average UV index
6
6
6
Average cloud cover
37%
31%
29%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

Average temperature in July
Niantic, CT

Average temperature in July - Niantic, CT
  • Average high temperature in July: 78.6°F

The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in July: 66.7°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

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Average pressure in July
Niantic, CT

Average pressure in July - Niantic, CT
  • Average pressure in July: 29.95"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
Niantic, CT

Average wind speed in July - Niantic, CT
  • Average wind speed in July: 7.8mph

The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.8mph).

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Average humidity in July
Niantic, CT

Average humidity in July - Niantic, CT
  • Average humidity in July: 79%

The month with the highest relative humidity is June (80%).
The months with the lowest relative humidity are January, March, April and November (74%).

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Average rainfall in July
Niantic, CT

Average rainfall in July - Niantic, CT
  • Average rainfall in July: 2.44"

The wettest month (with the highest rainfall) is December (3.86").
The driest month (with the least rainfall) is September (1.65").

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Average rainfall days in July
Niantic, CT

Average rainfall days in July - Niantic, CT
  • Average rainfall days in July: 15.8 days

The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (9.5 days).

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Average snowfall in July
Niantic, CT

Average snowfall in July - Niantic, CT
  • Average snowfall in July: 0"

The month with the highest snowfall is March (2.56").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in July
Niantic, CT

Average snowfall days in July - Niantic, CT
  • Average snowfall days in July: 0 days

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

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Average sea temperature in July
Niantic, CT

Average sea temperature in July - Niantic, CT
  • Average sea temperature in July: 69.5°F

The best month for swimming (with the highest average sea temperature) is August (72.1°F).
The coldest month (with the lowest average sea temperature) is February (38.8°F).

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Average daylight in July /
Average sunshine in July
Niantic, CT

Average daylight in July / Average sunshine in July - Niantic, CT
  • 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 3min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).

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Average sunshine days in July
Niantic, CT

Average sunshine days in July - Niantic, CT
  • Average sunshine days in July: 13.4 days

The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is February (12.5 days).

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Average UV index in July
Niantic, CT

Average UV index in July - Niantic, CT
  • 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, November and December (UV index 2).

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Average cloud cover in July
Niantic, CT

Average cloud cover in July - Niantic, CT
  • Average cloud cover in July: 31

The months with the most cloud cover are February, March and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in July
Niantic, CT

Average visibility in July - Niantic, CT
  • 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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Niantic, Connecticut, USA

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