July weather forecast and climate
Watertown, CT

Weather in July

July, like June, in Watertown, Connecticut, is a moderately hot summer month, with average temperature fluctuating between 82.4°F (28°C) and 63.1°F (17.3°C).

Temperature

With an average high-temperature of 82.4°F (28°C) and an average low-temperature of 63.1°F (17.3°C), July is the warmest month.

Heat index

The average heat index in July is estimated at a hot 88.7°F (31.5°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise 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 'felt air temperature', 'feels like', 'apparent temperature', or 'real feel', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Additional factors like differences in body mass, height, and shape, pregnancy, wind, and activity influence one's weather impression. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In Watertown, the average relative humidity is 76%.

Rainfall

In July, the rain falls for 17.8 days. Throughout July, 3.19" (81mm) of precipitation is accumulated. Throughout the year, there are 158.5 rainfall days, and 34.57" (878mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Watertown.

Daylight

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

Sunshine

Months with the most sunshine are July and August, with an average of 10.1h of sunshine.

UV index

Months with the highest UV index in Watertown, Connecticut, are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to the UV radiation for the ordinary person.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. 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. 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.
[Resources]

FAQ

What is the warmest month in Watertown?

The warmest month is July, with an average high-temperature of 82.4°F (28°C) and an average low-temperature of 63.1°F (17.3°C).

What is the temperature in July in Watertown?

In July, the average high-temperature is 82.4°F (28°C), and the average low-temperature is 63.1°F (17.3°C). The average heat index (a.k.a. 'real feel', 'feels like'), that takes the relative humidity and factores it into the air temperature reading, in July is calculated to 88.7°F (31.5°C).

What is the average humidity in July in Watertown?

The average relative humidity in July in Watertown is 76%.

How many days does it rain in July in Watertown?

In Watertown, Connecticut, in July, during 17.8 rainfall days, 3.19" (81mm) of precipitation is typically accumulated.

When it does not snow in Watertown?

In Watertown snow does not fall in June through September.

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

The average length of the day in July is 14.8h.

What is the month with the most sunshine in Watertown?

July and August, with an average of 10.1h of sunshine, are months with the most sunshine.

How many hours of sunshine does Watertown have in July?

The average sunshine in July in Watertown, Connecticut, is 10.1h.

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

Months with the highest UV index in Watertown, Connecticut, are June through August, with an average maximum UV index of 6.

What is the UV index reading in July in Watertown?

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

Average temperature in July
Watertown, CT

Average temperature in July - Watertown, CT
  • Average high temperature in July: 82.4°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (33.3°F).

  • Average low temperature in July: 63.1°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).

[Resources]

Average pressure in July
Watertown, CT

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

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

[Resources]

Average wind speed in July
Watertown, CT

Average wind speed in July - Watertown, CT
  • Average wind speed in July: 5.2mph

The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

[Resources]

Average humidity in July
Watertown, CT

Average humidity in July - Watertown, CT
  • Average humidity in July: 76%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (72%).

[Resources]

Average rainfall in July
Watertown, CT

Average rainfall in July - Watertown, CT
  • Average rainfall in July: 3.19"

The wettest month (with the highest rainfall) is December (3.78").
The driest month (with the least rainfall) is September (2.13").

[Resources]

Average rainfall days in July
Watertown, CT

Average rainfall days in July - Watertown, CT
  • Average rainfall days in July: 17.8 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (7.3 days).

[Resources]

Average snowfall in July
Watertown, CT

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

The month with the highest snowfall is February (5.39").
Months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in July
Watertown, CT

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

The month with the highest number of snowfall days is February (9.2 days).
Months with the least snowfall days are June, July, August and September (0 days).

[Resources]

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

Average daylight in July / Average sunshine in July - Watertown, CT
  • Average daylight in July: 14.8h

The month with the longest days is June (Average daylight: 15.2h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in July: 10.1h

Months with the most sunshine are July and August (Average sunshine: 10.1h).
The month with the least sunshine is February (Average sunshine: 4.5h).

[Resources]

Average sunshine days in July
Watertown, CT

Average sunshine days in July - Watertown, CT
  • Average sunshine days in July: 11.2 days

The month with the most sunshine days is January (18.1 days).
The month with the least sunshine days is June (11.1 days).

[Resources]

Average UV index in July
Watertown, CT

Average UV index in July - Watertown, 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).

[Resources]

Average cloud cover in July
Watertown, CT

Average cloud cover in July - Watertown, CT
  • Average cloud cover in July: 37

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).

[Resources]

Average visibility in July
Watertown, CT

Average visibility in July - Watertown, CT
  • Average visibility in July: 5mi

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

[Resources]