July weather forecast
Cedar Rapids, IA

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Nice aerial capture of the skyline over Cedar Rapids in Iowa
Nice aerial capture of the skyline over Cedar Rapids in Iowa

Weather in July

Continuing the summer trend, July is the hottest month in Cedar Rapids with temperatures rising to 80.8°F (27.1°C). Despite having a slightly less number of sunlight hours than June, it achieves the longest sunshine span of the year. As temperatures hit their peak, the rainfall declines, leading to dry and sunny days. While the winds slightly pick up, their speed remains within a comfortable range. The pressure levels in July remain stable, hinting at consistent weather conditions throughout the month.

Temperature

With average high and low temperatures of 80.8°F (27.1°C) and 64.6°F (18.1°C) respectively, July is Cedar Rapids's warmest month.

Heat index

The heat index for July is computed to be a tropical 86°F (30°C). If activity and exposure persist, they could induce fatigue, leading to possible heat cramps.
It is important to note that the heat index values are for shaded areas and light wind scenarios. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is the result of factoring in humidity to the air temperature, indicating perceived warmth. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.

Humidity

The average relative humidity in July is 84%.

Rainfall

In Cedar Rapids, in July, during 14.8 rainfall days, 2.24" (57mm) of precipitation is typically accumulated. Throughout the year, there are 120.7 rainfall days, and 18.31" (465mm) of precipitation is accumulated.

Snowfall

In Cedar Rapids, snow does not fall in May through September.

Daylight

In July, the average length of the day is 14h and 53min.
On the first day of July, sunrise is at 5:35 am and sunset at 8:46 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 8:26 pm CDT.

Sunshine

July has the most sunshine of the year, with an average of 10h 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 value of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: A typical high UV index of 6 in July suggests the following recommendations:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Updated: Jul 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the warmest months in Cedar Rapids?

July, marked by an average high-temperature of 80.8°F (27.1°C) and a low-temperature of 64.6°F (18.1°C), is the warmest month.

What are July temperatures in Cedar Rapids?

The high-temperature during July is 80.8°F (27.1°C) and the low-temperature is 64.6°F (18.1°C). In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, is computed to be 86°F (30°C).

What is the average humidity in July in Cedar Rapids?

In July, the average relative humidity is 84%.

How much does it rain in July?

In Cedar Rapids, Iowa, in July, during 14.8 rainfall days, 2.24" (57mm) of precipitation is typically accumulated.

When it does not snow?

May through September are months without snowfall.

What is the average length of the day in July?

The average day length in July is 14h and 53min.

When is the sunrise / sunset in July?

In July, on the first day of the month, sunrise is at 5:35 am and sunset at 8:46 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 8:26 pm CDT.

What month has the most sunshine?

With an average of 10h of sunshine, July has the most sunshine of the year.

How long on average sun shines in July?

The average sunshine duration in July is 10h.

What is the month with the highest UV index?

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

How high is the UV index in July?

The average daily maximum UV index in July is 6. A UV Index estimate 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
Cedar Rapids, IA

Average temperature in July - Cedar Rapids, IA
  • Average high temperature in July: 80.8°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (26.2°F).

  • Average low temperature in July: 64.6°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (14.2°F).

Average pressure in July
Cedar Rapids, IA

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in July
Cedar Rapids, IA

Average wind speed in July - Cedar Rapids, IA
  • Average wind speed in July: 7mph

The windiest months (with the highest average wind speed) are January and April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity in July
Cedar Rapids, IA

Average humidity in July - Cedar Rapids, IA
  • Average humidity in July: 84%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (73%).

Average rainfall in July
Cedar Rapids, IA

Average rainfall in July - Cedar Rapids, IA
  • Average rainfall in July: 2.24"

The wettest month (with the highest rainfall) is May (3.07").
The driest months (with the least rainfall) are January and February (0.63").

Average rainfall days in July
Cedar Rapids, IA

Average rainfall days in July - Cedar Rapids, IA
  • Average rainfall days in July: 14.8 days

The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is February (3 days).

Average snowfall in July
Cedar Rapids, IA

Average snowfall in July - Cedar Rapids, IA
  • Average snowfall in July: 0"

The month with the highest snowfall is January (2.64").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
Cedar Rapids, IA

Average snowfall days in July - Cedar Rapids, IA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Cedar Rapids, IA

Average daylight in July / Average sunshine in July - Cedar Rapids, 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 0min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in July
Cedar Rapids, IA

Average sunshine days in July - Cedar Rapids, IA
  • Average sunshine days in July: 12.8 days

The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is June (11.8 days).

Average UV index in July
Cedar Rapids, IA

Average UV index in July - Cedar Rapids, 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).

Average cloud cover in July
Cedar Rapids, IA

Average cloud cover in July - Cedar Rapids, IA
  • Average cloud cover in July: 32

The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are August and September (Cloud cover 30).

Average visibility in July
Cedar Rapids, IA

Average visibility in July - Cedar Rapids, 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).

Cedar Rapids, Iowa, USA

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