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

Cedar Rapids's July weather reaches an average high of 80.8°F (27.1°C) and an average low of 64.6°F (18.1°C), making it the warmest month.

Heat index

July's heat index is calculated to be a tropical 86°F (30°C). Prolonged exposure and physical activity might induce exhaustion, potentially causing heat cramps.
Understand that the heat index values take into account shaded locations and mild winds. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.

Humidity

In July, the average relative humidity in Cedar Rapids is 84%.

Rainfall

In July, the rain falls for 14.8 days. Throughout July, 2.24" (57mm) of precipitation is accumulated. Throughout the year, there are 120.7 rainfall days, and 18.31" (465mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

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

Sunshine

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

UV index

June and July, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 6 during July leads to these advisories:
Fend off overexposure. Sun protection is vital. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
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Frequently asked questions

What is the warmest month in Cedar Rapids?

July temperatures in Cedar Rapids, Iowa, tend to peak at an average high of 80.8°F (27.1°C) and dip to a low of 64.6°F (18.1°C).

What is the average July temperature in Cedar Rapids?

The high-temperature in Cedar Rapids, Iowa, 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. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 86°F (30°C).

What is the average humidity in July in Cedar Rapids?

In July, the average relative humidity in Cedar Rapids, Iowa, is 84%.

How much does it rain in Cedar Rapids in July?

In Cedar Rapids, in July, it is raining for 14.8 days, with typically 2.24" (57mm) of accumulated precipitation.

When it does not snow in Cedar Rapids?

May through September are months without snowfall in Cedar Rapids, Iowa.

What is the average length of the day in July in Cedar Rapids?

In July, the average day length in Cedar Rapids is 14h and 53min.

When are sunrise and sunset in July in Cedar Rapids?

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 in Cedar Rapids?

July has the most sunshine of the year in Cedar Rapids, Iowa, with an average of 10h of sunshine.

How long on average sun shines in July in Cedar Rapids?

In Cedar Rapids, Iowa, the average sunshine duration in July is 10h.

What is the month with the highest UV index in Cedar Rapids?

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

What is the UV index reading in July in Cedar Rapids?

The average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high health risk 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).

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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).

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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).

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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%).

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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").

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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).

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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").

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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).

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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).

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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).

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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).

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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).

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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).

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Cedar Rapids, Iowa, USA

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