July weather forecast
Garrison, IA

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Weather in July

July, the same as June, is a moderately hot summer month in Garrison, Iowa, with temperature in the range of an average low of 64.4°F (18°C) and an average high of 80.1°F (26.7°C).

Temperature

July, marked by an average high-temperature of 80.1°F (26.7°C) and a low-temperature of 64.4°F (18°C), is the warmest month.

Humidity

In July, the average relative humidity is 84%.

Rainfall

In Garrison, in July, it is raining for 12 days, with typically 1.38" (35mm) of accumulated precipitation. Throughout the year, there are 103.1 rainfall days, and 10.63" (270mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall in Garrison.

Daylight

In July, the average length of the day is 14h and 53min.
On the first day of July, sunrise is at 5:36 am and sunset at 8:48 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 8:28 pm CDT.

Sunshine

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

UV index

In July, the average daily maximum UV index in Garrison is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.
Note: A daily high UV index of 5 in July leads to these guidelines:
Ensure safety - Recommendations to avert sunburn are presented. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the hottest time of year in Garrison?

Garrison's July weather, with an average high temperature of 80.1°F (26.7°C) and an average low temperature of 64.4°F (18°C), tends to be the warmest of the year.

What is the average July temperature in Garrison?

The average high-temperature, in July, in Garrison, is 80.1°F (26.7°C), while the average low-temperature is 64.4°F (18°C).

What is the average humidity in July in Garrison?

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

How many days does it rain in July in Garrison?

In Garrison, in July, it is raining for 12 days, with typically 1.38" (35mm) of accumulated precipitation.

When it does not snow in Garrison?

May through September are months without snowfall in Garrison.

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

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

When is the sunrise / sunset in July in Garrison?

In July, on the first day of the month, sunrise is at 5:36 am and sunset at 8:48 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 8:28 pm CDT.

What month has the most sunshine in Garrison?

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

How many hours of sunshine does Garrison have in July?

The average sunshine duration in July is 10h.

What is the UV index reading in July in Garrison?

The average daily maximum UV index in July in Garrison, Iowa, is 5. A UV Index reading of 3 to 5 represents a moderate 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
Garrison, IA

Average temperature in July - Garrison, IA
  • Average high temperature in July: 80.1°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (25.3°F).

  • Average low temperature in July: 64.4°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (13.1°F).

Average pressure in July
Garrison, IA

Average pressure in July - Garrison, 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 (29.89"Hg).

Average wind speed in July
Garrison, IA

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

The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity in July
Garrison, IA

Average humidity in July - Garrison, IA
  • Average humidity in July: 84%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (72%).

Average rainfall in July
Garrison, IA

Average rainfall in July - Garrison, IA
  • Average rainfall in July: 1.38"

The wettest month (with the highest rainfall) is May (1.85").
The driest month (with the least rainfall) is February (0.39").

Average rainfall days in July
Garrison, IA

Average rainfall days in July - Garrison, IA
  • Average rainfall days in July: 12 days

The month with the highest number of rainy days is June (13.9 days).
The month with the least rainy days is February (3.4 days).

Average snowfall in July
Garrison, IA

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

The month with the highest snowfall is January (1.73").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
Garrison, IA

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

The month with the highest number of snowfall days is February (7.8 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
Garrison, IA

Average daylight in July / Average sunshine in July - Garrison, 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: 3h and 54min).

Average sunshine days in July
Garrison, IA

Average sunshine days in July - Garrison, IA
  • Average sunshine days in July: 15.3 days

The month with the most sunshine days is December (21.9 days).
The month with the least sunshine days is June (13.4 days).

Average UV index in July
Garrison, IA

Average UV index in July - Garrison, IA
  • Average UV index in July: 5

The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in July
Garrison, IA

Average cloud cover in July - Garrison, IA
  • Average cloud cover in July: 33

The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are August and September (Cloud cover 31).

Average visibility in July
Garrison, IA

Average visibility in July - Garrison, 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).

Garrison, Iowa, USA

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