July weather forecast
Gray, IA

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Weather in July

July, the same as June, is another warm summer month in Gray, Iowa, with an average temperature fluctuating between 64.8°F (18.2°C) and 81.3°F (27.4°C).

Temperature

July, known for its average high temperature of 81.3°F (27.4°C) and an average low temperature of 64.8°F (18.2°C), is the warmest month.

Heat index

The heat index for July is calculated to be a hot 87.8°F (31°C). If activity and exposure persist, they could induce fatigue, leading to possible heat cramps.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is a numerical representation of warmth when taking temperature and moisture levels into account. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.

Humidity

In July, the average relative humidity is 81%.

Rainfall

In Gray, in July, it is raining for 12.8 days, with typically 2.05" (52mm) of accumulated precipitation. Throughout the year, there are 126.1 rainfall days, and 26.38" (670mm) of precipitation is accumulated.

Snowfall

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

Daylight

In July, the average length of the day is 14h and 52min.
On the first day of the month, sunrise is at 5:49 am and sunset at 8:58 pm. On the last day of July, sunrise is at 6:13 am and sunset at 8:38 pm CDT.

Sunshine

With an average of 10.3h of sunshine, July has the most sunshine of the year.

UV index

The months with the highest UV index are June and July, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In July, a daily UV index of 6 turns into the following recommendations:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Stay sun-safe with clothing that is both closely woven and worn loosely.

Frequently asked questions

What month is the hottest?

July registers as the month with the average highest temperatures, reaching 81.3°F (27.4°C) at its peak and 64.8°F (18.2°C) at the lowest.

What is the average July temperature?

The average high-temperature, in July, in Gray, is 81.3°F (27.4°C), while the average low-temperature is 64.8°F (18.2°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in July is calculated to be 87.8°F (31°C).

What is the average humidity in July?

The average relative humidity in July is 81%.

How much does it rain in Gray in July?

In Gray, during July, the rain falls for 12.8 days and regularly aggregates up to 2.05" (52mm) of precipitation.

When it does not snow?

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

What is the average length of the day in July?

The average day length in July is 14h and 52min.

What time are sunrise and sunset in July?

On the first day of July, sunrise is at 5:49 am and sunset at 8:58 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 8:38 pm CDT.

What month has the most sunshine?

July has the most sunshine of the year, with an average of 10.3h of sunshine.

How long on average sun shines in July?

In July, the average sunshine duration is 10.3h.

What is the month with the highest UV index?

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

What is the UV index reading in July?

In July, the average daily maximum UV index in Gray is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to 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
Gray, IA

Average temperature in July - Gray, IA
  • Average high temperature in July: 81.3°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (26.6°F).

  • Average low temperature in July: 64.8°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (13.8°F).

Average pressure in July
Gray, IA

Average pressure in July - Gray, IA
  • Average pressure in July: 29.95"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in July
Gray, IA

Average wind speed in July - Gray, IA
  • Average wind speed in July: 7.3mph

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).

Average humidity in July
Gray, IA

Average humidity in July - Gray, IA
  • Average humidity in July: 81%

The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are April and October (69%).

Average rainfall in July
Gray, IA

Average rainfall in July - Gray, IA
  • Average rainfall in July: 2.05"

The wettest month (with the highest rainfall) is May (4.21").
The driest month (with the least rainfall) is January (0.87").

Average rainfall days in July
Gray, IA

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

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in July
Gray, IA

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

The month with the highest snowfall is February (4.96").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Gray, IA

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

The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Gray, IA
  • Average daylight in July: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in July: 10h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in July
Gray, IA

Average sunshine days in July - Gray, IA
  • Average sunshine days in July: 15.5 days

The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is May (10.8 days).

Average UV index in July
Gray, IA

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

Average cloud cover in July
Gray, IA

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

The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in July
Gray, IA

Average visibility in July - Gray, 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).

Gray, Iowa, USA

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