July weather forecast
Collins, IA

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Weather in July

July, like June, in Collins, Iowa, is a moderately hot summer month, with temperature in the range of an average low of 64.6°F (18.1°C) and an average high of 81.1°F (27.3°C).

Temperature

Collins registers the highest average temperatures during the month of July, with peaks of 81.1°F (27.3°C) and lows of 64.6°F (18.1°C).

Heat index

July's heat index is evaluated at a hot 87.8°F (31°C). With unrelenting exposure and activity, one might experience exhaustion, leading to potential heat cramps.
Heat index data is primarily for areas with shade and subjected to light 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 'felt air temperature' or 'feels like', combines both the air temperature and the humidity level to give a perceived human temperature. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.

Humidity

In July, the average relative humidity is 83%.

Rainfall

In Collins, in July, it is raining for 12.8 days, with typically 1.06" (27mm) of accumulated precipitation. In Collins, during the entire year, the rain falls for 102 days and collects up to 10.59" (269mm) of precipitation.

Snowfall

In Collins, snow does not fall in June through September.

Daylight

The average length of the day in July is 14h and 52min.
On the first day of the month, sunrise is at 5:42 am and sunset at 8:52 pm. On the last day of July, sunrise is at 6:06 am and sunset at 8:32 pm CDT.

Sunshine

July has the most sunshine of the year, with an average of 10.1h 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 health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In July, the maximum UV index of 6 translates into these guidelines:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Updated: Jun 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the warmest months?

July tends to be the warmest month, with temperatures averaging a daily high of 81.1°F (27.3°C) and a low of 64.6°F (18.1°C).

What is the average July temperature?

July temperatures vary between a high-temperature of 81.1°F (27.3°C) and a low-temperature of 64.6°F (18.1°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, in July is evaluated at 87.8°F (31°C).

What is the average humidity in July?

In July, the average relative humidity in Collins is 83%.

How much does it rain in Collins in July?

In July, the rain falls for 12.8 days. Throughout July, 1.06" (27mm) of precipitation is accumulated.

When it does not snow?

June through September are months without snowfall.

How many hours of daylight does Collins have in July?

The average day length in July is 14h and 52min.

When are sunrise and sunset in July?

On the first day of July, sunrise is at 5:42 am and sunset at 8:52 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 8:32 pm CDT.

What month has the most sunshine?

With an average of 10.1h of sunshine, July has the most sunshine of the year.

How long on average sun shines in July?

In Collins, the average sunshine duration in July is 10.1h.

What are the months 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?

In Collins, the average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes 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
Collins, IA

Average temperature in July - Collins, IA
  • Average high temperature in July: 81.1°F

The warmest month (with the highest average high temperature) is July (81.1°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 (13.5°F).

Average pressure in July
Collins, IA

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in July
Collins, IA

Average wind speed in July - Collins, IA
  • Average wind speed in July: 7.1mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (7mph).

Average humidity in July
Collins, IA

Average humidity in July - Collins, IA
  • Average humidity in July: 83%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (71%).

Average rainfall in July
Collins, IA

Average rainfall in July - Collins, IA
  • Average rainfall in July: 1.06"

The wettest month (with the highest rainfall) is May (1.69").
The driest months (with the least rainfall) are January and February (0.35").

Average rainfall days in July
Collins, IA

Average rainfall days in July - Collins, IA
  • Average rainfall days in July: 12.8 days

The month with the highest number of rainy days is June (14.6 days).
The month with the least rainy days is February (2.3 days).

Average snowfall in July
Collins, IA

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

The month with the highest snowfall is January (1.54").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Collins, IA

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

The month with the highest number of snowfall days is January (8.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Collins, IA

Average daylight in July / Average sunshine in July - Collins, 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 1min

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

Average sunshine days in July
Collins, IA

Average sunshine days in July - Collins, IA
  • Average sunshine days in July: 14.8 days

The month with the most sunshine days is December (22.9 days).
The month with the least sunshine days is June (12.9 days).

Average UV index in July
Collins, IA

Average UV index in July - Collins, 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, February, October, November and December (UV index 2).

Average cloud cover in July
Collins, IA

Average cloud cover in July - Collins, IA
  • Average cloud cover in July: 31

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

Average visibility in July
Collins, IA

Average visibility in July - Collins, IA
  • Average visibility in July: 5mi

The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).

Collins, Iowa, USA

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