July weather forecast
Casco, ME

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Weather in July

July in Casco, Maine, is a moderately hot summer month, with an average temperature ranging between max 78.3°F (25.7°C) and min 57°F (13.9°C).

Temperature

Casco's July weather, with an average high temperature of 78.3°F (25.7°C) and an average low temperature of 57°F (13.9°C), tends to be the warmest of the year.

Humidity

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

Rainfall

In Casco, during July, the rain falls for 16.5 days and regularly aggregates up to 2.2" (56mm) of precipitation. Throughout the year, there are 156.2 rainfall days, and 31.02" (788mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Casco, the average length of the day in July is 15h and 5min.
On the first day of the month, sunrise is at 5:03 am and sunset at 8:28 pm. On the last day of July, sunrise is at 5:30 am and sunset at 8:06 pm EDT.

Sunshine

In July, the average sunshine is 9.8h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index of 5 during July leads to these instructions:
Exercise prevention - Protecting skin and eyes from harm is required. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Updated: Jul 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the hottest in Casco?

July stands out as Casco's warmest month, with temperatures ranging between an average high of 78.3°F (25.7°C) and a low of 57°F (13.9°C).

What is the usual temperature for Casco in July?

An average high-temperature, in July, in Casco, is 78.3°F (25.7°C) and the average low-temperature is 57°F (13.9°C).

What is the average humidity in July?

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

How many days does it rain in July?

In July, the rain falls for 16.5 days. Throughout July, 2.2" (56mm) of precipitation is accumulated.

When it does not snow?

In Casco, snow does not fall in June through September.

How many hours of daylight does Casco have in July?

The average day length in July is 15h and 5min.

When is the sunrise / sunset in July?

On the first day of July, sunrise is at 5:03 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 5:30 am and sunset at 8:06 pm EDT.

How long on average sun shines in July?

In Casco, the average sunshine duration in July is 9.8h.

When is the highest UV index in Casco?

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

What is the UV index intensity in July?

In July, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat 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
Casco, ME

Average temperature in July - Casco, ME
  • Average high temperature in July: 78.3°F

The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (26.2°F).

  • Average low temperature in July: 57°F

The month with the highest average low temperature is July (57°F).
The coldest month (with the lowest average low temperature) is January (11.8°F).

Average pressure in July
Casco, ME

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

The months with the highest atmospheric pressure are September and November (30.05"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in July
Casco, ME

Average wind speed in July - Casco, ME
  • Average wind speed in July: 4.7mph

The windiest months (with the highest average wind speed) are March and April (6.3mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

Average humidity in July
Casco, ME

Average humidity in July - Casco, ME
  • Average humidity in July: 79%

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

Average rainfall in July
Casco, ME

Average rainfall in July - Casco, ME
  • Average rainfall in July: 2.2"

The wettest month (with the highest rainfall) is October (3.31").
The driest month (with the least rainfall) is September (1.54").

Average rainfall days in July
Casco, ME

Average rainfall days in July - Casco, ME
  • Average rainfall days in July: 16.5 days

The month with the highest number of rainy days is June (16.6 days).
The month with the least rainy days is February (8.3 days).

Average snowfall in July
Casco, ME

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

The month with the highest snowfall is February (10.24").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Casco, ME

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

The month with the highest number of snowfall days is March (12.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Casco, 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: 9h and 0min).

  • Average sunshine in July: 9h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in July
Casco, ME

Average sunshine days in July - Casco, ME
  • Average sunshine days in July: 12.1 days

The months with the most sunshine days are September and November (16.7 days).
The months with the least sunshine days are April and June (10.6 days).

Average UV index in July
Casco, ME

Average UV index in July - Casco, 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, October, November and December (UV index 2).

Average cloud cover in July
Casco, ME

Average cloud cover in July - Casco, ME
  • Average cloud cover in July: 38

The months with the most cloud cover are February and March (Cloud cover 51).
The months with the least cloud cover are August and September (Cloud cover 37).

Average visibility in July
Casco, ME

Average visibility in July - Casco, ME
  • Average visibility in July: 5mi

The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).

Casco, Maine, USA

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