July weather forecast
Stonington, ME

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Weather in July

July is an agreeable summer month in Stonington, Maine, with an average temperature varying between 59.5°F (15.3°C) and 68.7°F (20.4°C).

Temperature

Stonington observes a slight ascent in average high-temperatures during July, adjusting from an enjoyable 62.2°F (16.8°C) in June to an agreeable 68.7°F (20.4°C). During the July nights, an average temperature of 59.5°F (15.3°C) is observed.

Humidity

July is the most humid month, with an average relative humidity of 85%.

Rainfall

In Stonington, in July, during 12.8 rainfall days, 1.34" (34mm) of precipitation is typically accumulated. In Stonington, Maine, during the entire year, the rain falls for 115.5 days and collects up to 17.95" (456mm) of precipitation.

Snowfall

May through September are months without snowfall.

Ocean temperature

In July, the average ocean temperature is 56.8°F (13.8°C).
Note: Swimming in 56.8°F (13.8°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

The average length of the day in July is 15h and 7min.
On the first day of the month, sunrise is at 4:55 am and sunset at 8:21 pm. On the last day of July, sunrise is at 5:22 am and sunset at 7:59 pm EDT.

Sunshine

In July, the average sunshine is 9.9h.

UV index

June through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: In July, the maximum UV index of 5 suggests these recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.

Frequently asked questions

What is the temperature in July?

In Stonington, in July, the average high-temperature is 68.7°F (20.4°C), and the average low-temperature is 59.5°F (15.3°C).

What is the most humid month in Stonington?

With an average relative humidity of 85%, July is the most humid month.

What is the average humidity in July?

In July, the average relative humidity in Stonington is 85%.

How much does it rain in July?

In Stonington, Maine, during July, the rain falls for 12.8 days and regularly aggregates up to 1.34" (34mm) of precipitation.

When it does not snow?

In Stonington, snow does not fall in May through September.

What is the water temperature in July?

In Stonington, the average seawater temperature in July is 56.8°F (13.8°C). Swimming in 56.8°F (13.8°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

What is the average length of the day in July?

The average day length in July is 15h and 7min.

What time are sunrise and sunset in July?

In July, on the first day of the month, sunrise is at 4:55 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 5:22 am and sunset at 7:59 pm EDT.

How many hours of sunshine does Stonington have in July?

In July, the average sunshine duration is 9.9h.

When is the highest UV index in Stonington?

The months with the highest UV index are June through August, with an average maximum UV index of 5.

What is the UV index intensity in July?

The average daily maximum UV index in July is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to the Sun's 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
Stonington, ME

Average temperature in July - Stonington, ME
  • Average high temperature in July: 68.7°F

The warmest month (with the highest average high temperature) is August (68.9°F).
The month with the lowest average high temperature is January (31.5°F).

  • Average low temperature in July: 59.5°F

The month with the highest average low temperature is August (59.9°F).
The coldest month (with the lowest average low temperature) is January (21°F).

Average pressure in July
Stonington, ME

Average pressure in July - Stonington, ME
  • Average pressure in July: 29.93"Hg

The month with the highest atmospheric pressure is September (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in July
Stonington, ME

Average wind speed in July - Stonington, ME
  • Average wind speed in July: 7.8mph

The windiest month (with the highest average wind speed) is January (14.4mph).
The calmest months (with the lowest average wind speed) are July and August (7.8mph).

Average humidity in July
Stonington, ME

Average humidity in July - Stonington, ME
  • Average humidity in July: 85%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is November (76%).

Average rainfall in July
Stonington, ME

Average rainfall in July - Stonington, ME
  • Average rainfall in July: 1.34"

The wettest month (with the highest rainfall) is October (2.09").
The driest month (with the least rainfall) is September (0.91").

Average rainfall days in July
Stonington, ME

Average rainfall days in July - Stonington, ME
  • Average rainfall days in July: 12.8 days

The month with the highest number of rainy days is July (12.8 days).
The month with the least rainy days is February (5.3 days).

Average snowfall in July
Stonington, ME

Average snowfall in July - Stonington, ME
  • Average snowfall in July: 0"

The month with the highest snowfall is February (2.32").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
Stonington, ME

Average snowfall days in July - Stonington, ME
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (7.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average sea temperature in July
Stonington, ME

Average sea temperature in July - Stonington, ME
  • Average sea temperature in July: 56.7°F

The best month for swimming (with the highest average sea temperature) is August (58.6°F).
The coldest month (with the lowest average sea temperature) is March (38.2°F).

Average daylight in July /
Average sunshine in July
Stonington, ME

Average daylight in July / Average sunshine in July - Stonington, ME
  • Average daylight in July: 15h and 1min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in July: 9h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 30min).

Average sunshine days in July
Stonington, ME

Average sunshine days in July - Stonington, ME
  • Average sunshine days in July: 15.4 days

The month with the most sunshine days is September (19.9 days).
The month with the least sunshine days is July (15.4 days).

Average UV index in July
Stonington, ME

Average UV index in July - Stonington, ME
  • Average UV index in July: 5

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in July
Stonington, ME

Average cloud cover in July - Stonington, ME
  • Average cloud cover in July: 36

The months with the most cloud cover are February and March (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in July
Stonington, ME

Average visibility in July - Stonington, ME
  • 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).

Stonington, Maine, USA

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