July weather forecast
Polk City, IA

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Weather in July

July, like June, in Polk City, Iowa, is another warm summer month, with temperature in the range of an average low of 65.1°F (18.4°C) and an average high of 82.4°F (28°C).

Temperature

The highest temperatures are recorded in July, with averages reaching a high of 82.4°F (28°C) and a low of 65.1°F (18.4°C).

Heat index

The average heat index in July is appraised at a hot 89.6°F (32°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.

Humidity

In July, the average relative humidity in Polk City is 81%.

Rainfall

In Polk City, Iowa, in July, it is raining for 12.8 days, with typically 1.42" (36mm) of accumulated precipitation. In Polk City, during the entire year, the rain falls for 114.6 days and collects up to 15.51" (394mm) of precipitation.

Snowfall

June through September are months without snowfall in Polk City.

Daylight

The average length of the day in July is 14h and 51min.
On the first day of the month, sunrise is at 5:44 am and sunset at 8:53 pm. On the last day of July, sunrise is at 6:08 am and sunset at 8:33 pm CDT.

Sunshine

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

UV index

The months with the highest UV index in Polk City are June and July, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index of 6 during July translates into these guidelines:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the hottest in Polk City?

July is Polk City's warmest month, registering average high temperatures of 82.4°F (28°C) and lows of 65.1°F (18.4°C).

How hot is it in Polk City in July?

The average high-temperature, in July, in Polk City, is 82.4°F (28°C), while the average low-temperature is 65.1°F (18.4°C). The average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, in July is appraised at 89.6°F (32°C).

What is the average humidity in July in Polk City?

In Polk City, Iowa, the average relative humidity in July is 81%.

How many days does it rain in July in Polk City?

In Polk City, during July, the rain falls for 12.8 days and regularly aggregates up to 1.42" (36mm) of precipitation.

When it does not snow in Polk City?

June through September are months without snowfall in Polk City, Iowa.

How many hours of daylight does Polk City have in July?

The average day length in July in Polk City is 14h and 51min.

When are sunrise and sunset in July in Polk City?

In July, on the first day of the month, sunrise is at 5:44 am and sunset at 8:53 pm. On the last day of the month, sunrise is at 6:08 am and sunset at 8:33 pm CDT.

What month has the most sunshine in Polk City?

The month with the most sunshine in Polk City is July, with an average of 10.4h of sunshine.

How long on average sun shines in July in Polk City?

In Polk City, Iowa, the average sunshine duration in July is 10.4h.

What is the month with the highest UV index in Polk City?

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

What is the UV index reading in July in Polk City?

The average daily maximum UV index in July in Polk City, Iowa, is 6. A UV Index estimate of 6 to 7 represents 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
Polk City, IA

Average temperature in July - Polk City, 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 (27.9°F).

  • Average low temperature in July: 65.1°F

The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).

Average pressure in July
Polk City, IA

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in July
Polk City, IA

Average wind speed in July - Polk City, IA
  • Average wind speed in July: 7mph

The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity in July
Polk City, IA

Average humidity in July - Polk City, IA
  • Average humidity in July: 81%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is October (70%).

Average rainfall in July
Polk City, IA

Average rainfall in July - Polk City, IA
  • Average rainfall in July: 1.42"

The wettest months (with the highest rainfall) are May and June (2.52").
The driest month (with the least rainfall) is January (0.47").

Average rainfall days in July
Polk City, IA

Average rainfall days in July - Polk City, IA
  • Average rainfall days in July: 12.8 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (3.5 days).

Average snowfall in July
Polk City, IA

Average snowfall in July - Polk City, IA
  • Average snowfall in July: 0"

The month with the highest snowfall is January (2.2").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Polk City, IA

Average snowfall days in July - Polk City, IA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Polk City, IA

Average daylight in July / Average sunshine in July - Polk City, 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 24min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days in July
Polk City, IA

Average sunshine days in July - Polk City, IA
  • Average sunshine days in July: 14.8 days

The month with the most sunshine days is December (22.8 days).
The month with the least sunshine days is June (11.2 days).

Average UV index in July
Polk City, IA

Average UV index in July - Polk City, IA
  • 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 January (UV index 1).

Average cloud cover in July
Polk City, IA

Average cloud cover in July - Polk City, IA
  • Average cloud cover in July: 29

The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is September (Cloud cover 28).

Average visibility in July
Polk City, IA

Average visibility in July - Polk City, 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).

Polk City, Iowa, USA

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