July weather forecast
Castalia, OH

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Weather in July

July is a warm summer month in Castalia, Ohio, with temperature in the range of an average low of 66.9°F (19.4°C) and an average high of 77.2°F (25.1°C).

Temperature

July, known for its average high temperature of 77.2°F (25.1°C) and an average low temperature of 66.9°F (19.4°C), is the warmest month.

Humidity

In Castalia, the average relative humidity in July is 78%.

Rainfall

In Castalia, during July, the rain falls for 16.3 days and regularly aggregates up to 3.35" (85mm) of precipitation. In Castalia, during the entire year, the rain falls for 160.4 days and collects up to 32.99" (838mm) of precipitation.

Snowfall

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

Daylight

In Castalia, the average length of the day in July is 14h and 49min.
On the first day of the month, sunrise is at 6:01 am and sunset at 9:08 pm. On the last day of July, in Castalia, sunrise is at 6:26 am and sunset at 8:49 pm EDT.

Sunshine

With an average of 10.6h of sunshine, July has the most sunshine of the year.

UV index

June and July, with an average maximum UV index of 6, are months with the highest UV index in Castalia. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: In July, the average maximum UV index of 6 translates into the following recommendations:
Fend off overexposure. Sun protection is vital. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the warmest months in Castalia?

July is the month when Castalia sees the average highest temperatures, with a high of 77.2°F (25.1°C) and a low of 66.9°F (19.4°C).

What is the temperature in July in Castalia?

In Castalia, 77.2°F (25.1°C) is the average high-temperature and 66.9°F (19.4°C) is the average low-temperature during July.

What is the average humidity in July in Castalia?

In Castalia, the average relative humidity in July is 78%.

How much does it rain in Castalia in July?

In Castalia, in July, it is raining for 16.3 days, with typically 3.35" (85mm) of accumulated precipitation.

When it does not snow in Castalia?

In Castalia, Ohio, snow does not fall in May through October.

How many hours of daylight does Castalia have in July?

The average day length in July in Castalia is 14h and 49min.

When is the sunrise / sunset in July in Castalia?

On the first day of July in Castalia, sunrise is at 6:01 am and sunset at 9:08 pm. On the last day of the month, sunrise is at 6:26 am and sunset at 8:49 pm EDT.

What month has the most sunshine in Castalia?

With an average of 10.6h of sunshine, July has the most sunshine of the year.

How many hours of sunshine does Castalia have in July?

The average sunshine duration in July is 10.6h.

When is the highest UV index in Castalia?

The months with the highest UV index in Castalia, Ohio, are June and July, with an average maximum UV index of 6.

What is the UV index reading in July in Castalia?

The average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from 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
Castalia, OH

Average temperature in July - Castalia, OH
  • Average high temperature in July: 77.2°F

The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (30.7°F).

  • Average low temperature in July: 66.9°F

The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in July
Castalia, OH

Average pressure in July - Castalia, OH
  • Average pressure in July: 29.96"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in July
Castalia, OH

Average wind speed in July - Castalia, OH
  • Average wind speed in July: 7.7mph

The windiest month (with the highest average wind speed) is January (12.6mph).
The calmest month (with the lowest average wind speed) is July (7.7mph).

Average humidity in July
Castalia, OH

Average humidity in July - Castalia, OH
  • Average humidity in July: 78%

The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are October and November (75%).

Average rainfall in July
Castalia, OH

Average rainfall in July - Castalia, OH
  • Average rainfall in July: 3.35"

The wettest month (with the highest rainfall) is June (4.41").
The driest months (with the least rainfall) are February and December (1.61").

Average rainfall days in July
Castalia, OH

Average rainfall days in July - Castalia, OH
  • Average rainfall days in July: 16.3 days

The month with the highest number of rainy days is May (17.8 days).
The months with the least rainy days are January and February (7.8 days).

Average snowfall in July
Castalia, OH

Average snowfall in July - Castalia, OH
  • Average snowfall in July: 0"

The month with the highest snowfall is February (3.5").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in July
Castalia, OH

Average snowfall days in July - Castalia, OH
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in July /
Average sunshine in July
Castalia, OH

Average daylight in July / Average sunshine in July - Castalia, OH
  • 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

Average sunshine days in July
Castalia, OH

Average sunshine days in July - Castalia, OH
  • Average sunshine days in July: 12.2 days

The month with the most sunshine days is March (14.1 days).
The month with the least sunshine days is February (9.6 days).

Average UV index in July
Castalia, OH

Average UV index in July - Castalia, OH
  • Average UV index in July: 6

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in July
Castalia, OH

Average cloud cover in July - Castalia, OH
  • Average cloud cover in July: 27

The month with the most cloud cover is January (Cloud cover 67).
The months with the least cloud cover are July and August (Cloud cover 27).

Average visibility in July
Castalia, OH

Average visibility in July - Castalia, OH
  • Average visibility in July: 6mi

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

Castalia, Ohio, USA

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