July weather forecast
Seymour, CT

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Weather in July

July, like June, in Seymour, Connecticut, is another warm summer month, with an average temperature varying between 82°F (27.8°C) and 65.3°F (18.5°C).

Temperature

July is the warmest month of the year, registering average temperatures as high as 82°F (27.8°C) and as low as 65.3°F (18.5°C).

Heat index

For most parts of July, the heat index is computed to be a hot 87.8°F (31°C). Ongoing exposure and activity could lead to a state of exhaustion, with a chance of heat cramps.
It is important to note that the heat index values are for shaded areas and light wind scenarios. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', arises from combining readings of air temperature and relative moisture content. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.

Humidity

In July, the average relative humidity in Seymour is 75%.

Rainfall

July is the month with the most rainfall in Seymour. Rain falls for 14.3 days and accumulates 1.22" (31mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in July is 14h and 49min.
On the first day of July, sunrise is at 5:22 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:10 pm EDT.

Sunshine

July and August, with an average of 10.4h 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 Seymour. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: The maximum UV index, 6 during July, leads to the following recommendations:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
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Frequently asked questions

What month is the hottest in Seymour?

In Seymour, Connecticut, the peak average temperatures are observed in July, with a high of 82°F (27.8°C) and a low of 65.3°F (18.5°C).

What is the temperature in July in Seymour?

An average high-temperature, in July, in Seymour, is 82°F (27.8°C) and the average low-temperature is 65.3°F (18.5°C). In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is computed to be 87.8°F (31°C).

What is the average humidity in July in Seymour?

The average relative humidity in July in Seymour, Connecticut, is 75%.

What is the rainiest month in Seymour?

July is the month with the most rainfall in Seymour, Connecticut. Rain falls for 14.3 days and accumulates 1.22" (31mm) of precipitation.

How much does it rain in Seymour in July?

In Seymour, Connecticut, in July, it is raining for 14.3 days, with typically 1.22" (31mm) of accumulated precipitation.

When it does not snow in Seymour?

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

How many hours of daylight does Seymour have in July?

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

When are sunrise and sunset in July in Seymour?

In July, on the first day of the month, sunrise is at 5:22 am and sunset at 8:29 pm. On the last day of the month, in Seymour, sunrise is at 5:47 am and sunset at 8:10 pm EDT.

What are the months with the most sunshine in Seymour?

July and August, with an average of 10.4h of sunshine, are months with the most sunshine in Seymour.

How long on average sun shines in July in Seymour?

In Seymour, the average sunshine duration in July is 10.4h.

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

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

What is the UV index intensity in July in Seymour?

In Seymour, the average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to Sun's UV rays.
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
Seymour, CT

Average temperature in July - Seymour, CT
  • Average high temperature in July: 82°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.8°F).

  • Average low temperature in July: 65.3°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).

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Average pressure in July
Seymour, CT

Average pressure in July - Seymour, CT
  • Average pressure in July: 29.95"Hg

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in July
Seymour, CT

Average wind speed in July - Seymour, CT
  • Average wind speed in July: 5.7mph

The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in July
Seymour, CT

Average humidity in July - Seymour, CT
  • Average humidity in July: 75%

The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in July
Seymour, CT

Average rainfall in July - Seymour, CT
  • Average rainfall in July: 1.22"

The wettest month (with the highest rainfall) is July (1.22").
The driest months (with the least rainfall) are January and February (0.47").

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Average rainfall days in July
Seymour, CT

Average rainfall days in July - Seymour, CT
  • Average rainfall days in July: 14.3 days

The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is January (5.3 days).

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Average snowfall in July
Seymour, CT

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

The month with the highest snowfall is December (0.55").
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
Seymour, CT

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

The month with the highest number of snowfall days is February (5.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in July / Average sunshine in July - Seymour, 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 12min).

  • Average sunshine in July: 10h and 2min

The months with the most sunshine are July and August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in July
Seymour, CT

Average sunshine days in July - Seymour, CT
  • Average sunshine days in July: 13.9 days

The month with the most sunshine days is January (22.6 days).
The month with the least sunshine days is July (13.9 days).

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Average UV index in July
Seymour, CT

Average UV index in July - Seymour, 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
Seymour, CT

Average cloud cover in July - Seymour, CT
  • Average cloud cover in July: 33

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

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Average visibility in July
Seymour, CT

Average visibility in July - Seymour, CT
  • Average visibility in July: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).

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Seymour, Connecticut, USA

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