July weather forecast
Hillsboro, IA

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Weather in July

July, the same as June, is a moderately hot summer month in Hillsboro, Iowa, with an average temperature ranging between min 65.3°F (18.5°C) and max 82.4°F (28°C).

Temperature

July is Hillsboro's warmest month, registering average high temperatures of 82.4°F (28°C) and lows of 65.3°F (18.5°C).

Heat index

During July, the heat index is estimated at a tropical 91.4°F (33°C). Exercise more precautions, heat cramps and heat exhaustion are potential risks. Continuous activity could precipitate heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'feels like' or 'real feel', is a measure of how hot it feels when the actual air humidity is factored in. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.

Humidity

July is the most humid month, with an average relative humidity of 83%.

Rainfall

In Hillsboro, in July, during 15.5 rainfall days, 2.83" (72mm) of precipitation is typically accumulated. Throughout the year, there are 140.1 rainfall days, and 29.92" (760mm) of precipitation is accumulated.

Snowfall

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

Daylight

In July, the average length of the day is 14h and 46min.
On the first day of July, sunrise is at 5:39 am and sunset at 8:42 pm. On the last day of the month, sunrise is at 6:03 am and sunset at 8:23 pm CDT.

Sunshine

July has the most sunshine of the year in Hillsboro, with an average of 10h of sunshine.

UV index

The months with the highest UV index in Hillsboro are June through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: In July, the average maximum UV index of 6 translates into the following recommendations:
Deter overexposure. Protecting against the sun's effects is essential. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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Frequently asked questions

What is the hottest time of year in Hillsboro?

In Hillsboro, Iowa, the average highest temperatures are observed in July, with a high of 82.4°F (28°C) and a low of 65.3°F (18.5°C).

How hot does it get in Hillsboro in July?

In Hillsboro, in July, the average high-temperature is 82.4°F (28°C), and the average low-temperature is 65.3°F (18.5°C). In July, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is estimated at 91.4°F (33°C).

What is the most humid month in Hillsboro?

With an average relative humidity of 83%, July is the most humid month in Hillsboro.

What is the average humidity in July in Hillsboro?

In July, the average relative humidity in Hillsboro is 83%.

How much does it rain in Hillsboro in July?

In Hillsboro, in July, it is raining for 15.5 days, with typically 2.83" (72mm) of accumulated precipitation.

When it does not snow in Hillsboro?

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

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

In July, the average day length in Hillsboro, Iowa, is 14h and 46min.

What time are sunrise and sunset in July in Hillsboro?

On the first day of July in Hillsboro, Iowa, sunrise is at 5:39 am and sunset at 8:42 pm. On the last day of the month, sunrise is at 6:03 am and sunset at 8:23 pm CDT.

What month has the most sunshine in Hillsboro?

The month with the most sunshine in Hillsboro, Iowa, is July, with an average of 10h of sunshine.

How many hours of sunshine does Hillsboro have in July?

In July, the average sunshine duration in Hillsboro is 10h.

What is the month with the highest UV index in Hillsboro?

June through August, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index reading in July in Hillsboro?

In Hillsboro, the average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high hazard to health 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
Hillsboro, IA

Average temperature in July - Hillsboro, IA
  • Average high temperature in July: 82.4°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in July: 65.3°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

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Average pressure in July
Hillsboro, IA

Average pressure in July - Hillsboro, IA
  • Average pressure in July: 29.96"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in July
Hillsboro, IA

Average wind speed in July - Hillsboro, IA
  • Average wind speed in July: 6.9mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).

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Average humidity in July
Hillsboro, IA

Average humidity in July - Hillsboro, IA
  • Average humidity in July: 83%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in July
Hillsboro, IA

Average rainfall in July - Hillsboro, IA
  • Average rainfall in July: 2.83"

The wettest month (with the highest rainfall) is May (4.29").
The driest months (with the least rainfall) are February and December (1.38").

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Average rainfall days in July
Hillsboro, IA

Average rainfall days in July - Hillsboro, IA
  • Average rainfall days in July: 15.5 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (4.6 days).

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Average snowfall in July
Hillsboro, IA

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

The month with the highest snowfall is January (4.76").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in July
Hillsboro, IA

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

The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Hillsboro, IA
  • 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 18min).

  • Average sunshine in July: 10h

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

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Average sunshine days in July
Hillsboro, IA

Average sunshine days in July - Hillsboro, IA
  • Average sunshine days in July: 13 days

The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is May (10.6 days).

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Average UV index in July
Hillsboro, IA

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

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

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Average cloud cover in July
Hillsboro, IA

Average cloud cover in July - Hillsboro, IA
  • Average cloud cover in July: 31

The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are July, August and September (Cloud cover 31).

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Average visibility in July
Hillsboro, IA

Average visibility in July - Hillsboro, IA
  • Average visibility in July: 5mi

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

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Hillsboro, Iowa, USA

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