July weather forecast
West Des Moines, IA

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The bright red and yellow sun rising over the horizon in West Des Moines, Iowa, casting the glow over the famed City Campus Pond and trees
The bright red and yellow sun rising over the horizon in West Des Moines, Iowa, casting the glow over the famed City Campus Pond and trees

Weather in July

July is the peak of summer in West Des Moines, Iowa, with highs reaching up to 82.9°F (28.3°C). Leisurely strolls in the city parks and gatherings in backyards become more frequent due to extended daylight hours. The weather remains warm throughout the evening, facilitating outdoor concerts and late-night walks under the stars. The wind speed drops, making boating and fishing activities on the Raccoon River more inviting. Sunscreen and shades are summer essentials, particularly in July.

Temperature

July, with its high-temperature average of 82.9°F (28.3°C) and a low-temperature average of 65.3°F (18.5°C), is the warmest month in West Des Moines.

Heat index

During July, the heat index is estimated at a tropical 91.4°F (33°C). Preventive measures are required to mitigate the risk of heat cramps and heat exhaustion. Continuous activity may precipitate heatstroke.
Heat index determinations are made taking into account the shade and light air movements. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', embodies the combination of air temperature and moisture content to illustrate perceived heat. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.

Humidity

The average relative humidity in July is 81%.

Rainfall

In July, in West Des Moines, the rain falls for 14.2 days. Throughout July, 2.05" (52mm) of precipitation is accumulated. Throughout the year, there are 130.3 rainfall days, and 25.91" (658mm) of precipitation is accumulated.

Snowfall

In West Des Moines, snow does not fall in June through September.

Daylight

The average length of the day in July in West Des Moines is 14h and 50min.
On the first day of the month, sunrise is at 5:44 am and sunset at 8:52 pm. On the last day of July, in West Des Moines, sunrise is at 6:09 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 West Des Moines 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 exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily high UV index of 6 in July translates into this advice:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
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 West Des Moines?

In West Des Moines, July is known for its average highest temperatures, reaching a high of 82.9°F (28.3°C) and a low of 65.3°F (18.5°C).

How hot is it in West Des Moines in July?

In July, in West Des Moines, the average high-temperature is 82.9°F (28.3°C), and the average low-temperature is 65.3°F (18.5°C). In July, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, is estimated at 91.4°F (33°C).

What is the average humidity in July in West Des Moines?

In July, the average relative humidity in West Des Moines is 81%.

How much does it rain in West Des Moines in July?

In July, the rain falls for 14.2 days. Throughout July, 2.05" (52mm) of precipitation is accumulated.

When it does not snow in West Des Moines?

June through September are months without snowfall in West Des Moines.

What is the average length of the day in July in West Des Moines?

The average day length in July is 14h and 50min.

When are sunrise and sunset in July in West Des Moines?

In July, on the first day of the month, sunrise is at 5:44 am and sunset at 8:52 pm. On the last day of the month, in West Des Moines, sunrise is at 6:09 am and sunset at 8:33 pm CDT.

What month has the most sunshine in West Des Moines?

July has the most sunshine of the year in West Des Moines, Iowa, with an average of 10.4h of sunshine.

How long on average sun shines in July in West Des Moines?

In July, the average sunshine duration in West Des Moines, Iowa, is 10.4h.

What are the months with the highest UV index in West Des Moines?

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

What is the UV index intensity in July in West Des Moines?

The average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability 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
West Des Moines, IA

Average temperature in July - West Des Moines, IA
  • Average high temperature in July: 82.9°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (27.9°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 (14.9°F).

Average pressure in July
West Des Moines, IA

Average pressure in July - West Des Moines, 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
West Des Moines, IA

Average wind speed in July - West Des Moines, IA
  • Average wind speed in July: 7mph

The windiest months (with the highest average wind speed) are January, March and April (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity in July
West Des Moines, IA

Average humidity in July - West Des Moines, IA
  • Average humidity in July: 81%

The months with the highest relative humidity are January, February and June (82%).
The month with the lowest relative humidity is October (70%).

Average rainfall in July
West Des Moines, IA

Average rainfall in July - West Des Moines, IA
  • Average rainfall in July: 2.05"

The wettest month (with the highest rainfall) is May (4.33").
The driest month (with the least rainfall) is January (0.91").

Average rainfall days in July
West Des Moines, IA

Average rainfall days in July - West Des Moines, IA
  • Average rainfall days in July: 14.2 days

The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is February (4.3 days).

Average snowfall in July
West Des Moines, IA

Average snowfall in July - West Des Moines, IA
  • Average snowfall in July: 0"

The month with the highest snowfall is January (4.37").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
West Des Moines, IA

Average snowfall days in July - West Des Moines, IA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (10.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
West Des Moines, IA

Average daylight in July / Average sunshine in July - West Des Moines, 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 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
West Des Moines, IA

Average sunshine days in July - West Des Moines, IA
  • Average sunshine days in July: 14.3 days

The months with the most sunshine days are November and December (18.7 days).
The month with the least sunshine days is June (11.3 days).

Average UV index in July
West Des Moines, IA

Average UV index in July - West Des Moines, 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).

Average cloud cover in July
West Des Moines, IA

Average cloud cover in July - West Des Moines, IA
  • Average cloud cover in July: 29

The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are July and September (Cloud cover 29).

Average visibility in July
West Des Moines, IA

Average visibility in July - West Des Moines, 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).

West Des Moines, Iowa, USA

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