July weather forecast
Granville, IA

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Weather in July

July, like June, in Granville, Iowa, is another warm summer month, with an average temperature fluctuating between 81.7°F (27.6°C) and 63.3°F (17.4°C).

Temperature

July, with its high-temperature average of 81.7°F (27.6°C) and a low-temperature average of 63.3°F (17.4°C), is the warmest month.

Heat index

The heat index for July is evaluated at a tropical 87.8°F (31°C). Continuous exposure and activity could induce a sense of tiredness and subsequently, heat cramps.
It is emphasized that the heat index's values are meant for shaded zones with mild winds. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', comes about by integrating the temperature readings with the humidity levels. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.

Humidity

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

Rainfall

In Granville, during July, the rain falls for 12.8 days and regularly aggregates up to 1.93" (49mm) of precipitation. Throughout the year, in Granville, there are 124 rainfall days, and 24.09" (612mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Granville.

Daylight

In Granville, the average length of the day in July is 14h and 59min.
On the first day of July in Granville, sunrise is at 5:48 am and sunset at 9:06 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 8:45 pm CDT.

Sunshine

July has the most sunshine of the year, with an average of 10.4h of sunshine.

UV index

The months with the highest UV index are June and July, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the average person.
Note: The UV index of 6 during July leads to these advisories:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
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Frequently asked questions

What part of the year is the hottest in Granville?

The warmest month is July, with an average high-temperature of 81.7°F (27.6°C) and an average low-temperature of 63.3°F (17.4°C).

What is the average July temperature in Granville?

July temperatures in Granville vary between a high-temperature of 81.7°F (27.6°C) and a low-temperature of 63.3°F (17.4°C). In July, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 87.8°F (31°C).

What is the average humidity in July in Granville?

The average relative humidity in July in Granville, Iowa, is 78%.

How many days does it rain in July in Granville?

In July, in Granville, the rain falls for 12.8 days. Throughout July, 1.93" (49mm) of precipitation is accumulated.

When it does not snow in Granville?

June through September are months without snowfall in Granville, Iowa.

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

In Granville, Iowa, the average day length in July is 14h and 59min.

When is the sunrise / sunset in July in Granville?

On the first day of July, sunrise is at 5:48 am and sunset at 9:06 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 8:45 pm CDT.

What month has the most sunshine in Granville?

With an average of 10.4h of sunshine, July has the most sunshine of the year in Granville.

How long on average sun shines in July in Granville?

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

When is the highest UV index in Granville?

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

How high is the UV index in July in Granville?

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
Granville, IA

Average temperature in July - Granville, IA
  • Average high temperature in July: 81.7°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (24.6°F).

  • Average low temperature in July: 63.3°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (11.3°F).

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Average pressure in July
Granville, IA

Average pressure in July - Granville, IA
  • Average pressure in July: 29.94"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed in July
Granville, IA

Average wind speed in July - Granville, IA
  • Average wind speed in July: 7.8mph

The windiest month (with the highest average wind speed) is April (11.3mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).

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Average humidity in July
Granville, IA

Average humidity in July - Granville, IA
  • Average humidity in July: 78%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (67%).

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Average rainfall in July
Granville, IA

Average rainfall in July - Granville, IA
  • Average rainfall in July: 1.93"

The wettest month (with the highest rainfall) is June (3.82").
The driest month (with the least rainfall) is January (0.79").

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Average rainfall days in July
Granville, IA

Average rainfall days in July - Granville, IA
  • Average rainfall days in July: 12.8 days

The month with the highest number of rainy days is June (18 days).
The month with the least rainy days is February (2.8 days).

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Average snowfall in July
Granville, IA

Average snowfall in July - Granville, IA
  • Average snowfall in July: 0"

The month with the highest snowfall is February (4.61").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Granville, IA

Average snowfall days in July - Granville, IA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (12.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in July /
Average sunshine in July
Granville, IA

Average daylight in July / Average sunshine in July - Granville, IA
  • Average daylight in July: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in July: 10h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in July
Granville, IA

Average sunshine days in July - Granville, IA
  • Average sunshine days in July: 15.1 days

The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is June (9.3 days).

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Average UV index in July
Granville, IA

Average UV index in July - Granville, IA
  • Average UV index in July: 6

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

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Average cloud cover in July
Granville, IA

Average cloud cover in July - Granville, IA
  • Average cloud cover in July: 28

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in July
Granville, IA

Average visibility in July - Granville, IA
  • 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).

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Granville, Iowa, USA

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