August weather forecast
Denver, IA

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Weather in August

August, the last month of the summer in Denver, is also a moderately hot month, with an average temperature fluctuating between 78.4°F (25.8°C) and 60.4°F (15.8°C).

Temperature

In August, Denver experiences a minor shift in meteorological conditions with average high-temperatures marked at a still moderately hot 78.4°F (25.8°C), closely mirroring the climate in July. Denver experiences a mean temperature of 60.4°F (15.8°C) during August nights.

Humidity

The average relative humidity in August is 82%.

Rainfall

In August, the rain falls for 12.6 days. Throughout August, 1.89" (48mm) of precipitation is accumulated. Throughout the year, in Denver, there are 132 rainfall days, and 27.28" (693mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Denver.

Daylight

In Denver, the average length of the day in August is 13h and 52min.
On the first day of the month, sunrise is at 6:01 am and sunset at 8:29 pm. On the last day of August, sunrise is at 6:33 am and sunset at 7:44 pm CDT.

Sunshine

In Denver, the average sunshine in August is 9.8h.

UV index

In Denver, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: In August, an average UV index of 5 transforms into the following instructions:
Take necessary precautions - Suggestions to elude sunburn are provided. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Denver in August?

The average high-temperature and low-temperature in Denver, Iowa, during August are 78.4°F (25.8°C) and 60.4°F (15.8°C) respectively.

What is the average humidity in August in Denver?

In August, the average relative humidity in Denver is 82%.

How many days does it rain in August in Denver?

In Denver, in August, it is raining for 12.6 days, with typically 1.89" (48mm) of accumulated precipitation.

When it does not snow in Denver?

June through September are months without snowfall.

How many hours of daylight does Denver have in August?

In Denver, the average day length in August is 13h and 52min.

When is the sunrise / sunset in August in Denver?

On the first day of August in Denver, Iowa, sunrise is at 6:01 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 7:44 pm CDT.

How long on average sun shines in August in Denver?

In Denver, the average sunshine duration in August is 9.8h.

How high is the UV index in August in Denver?

In Denver, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health 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 August
Denver, IA

Average temperature in August - Denver, IA
  • Average high temperature in August: 78.4°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (23.9°F).

  • Average low temperature in August: 60.4°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (11.3°F).

Average pressure in August
Denver, IA

Average pressure in August - Denver, IA
  • Average pressure in August: 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 August
Denver, IA

Average wind speed in August - Denver, IA
  • Average wind speed in August: 7mph

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 August
Denver, IA

Average humidity in August - Denver, IA
  • Average humidity in August: 82%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (72%).

Average rainfall in August
Denver, IA

Average rainfall in August - Denver, IA
  • Average rainfall in August: 1.89"

The wettest month (with the highest rainfall) is June (4.09").
The driest month (with the least rainfall) is January (0.98").

Average rainfall days in August
Denver, IA

Average rainfall days in August - Denver, IA
  • Average rainfall days in August: 12.6 days

The month with the highest number of rainy days is June (17.6 days).
The month with the least rainy days is January (3.9 days).

Average snowfall in August
Denver, IA

Average snowfall in August - Denver, IA
  • Average snowfall in August: 0"

The month with the highest snowfall is January (4.45").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Denver, IA

Average snowfall days in August - Denver, IA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Denver, IA

Average daylight in August / Average sunshine in August - Denver, IA
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in August: 9h and 5min

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 48min).

Average sunshine days in August
Denver, IA

Average sunshine days in August - Denver, IA
  • Average sunshine days in August: 16.1 days

The months with the most sunshine days are October, November and December (17.5 days).
The month with the least sunshine days is June (10.8 days).

Average UV index in August
Denver, IA

Average UV index in August - Denver, IA
  • Average UV index in August: 5

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

Average cloud cover in August
Denver, IA

Average cloud cover in August - Denver, IA
  • Average cloud cover in August: 31

The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 31).

Average visibility in August
Denver, IA

Average visibility in August - Denver, IA
  • Average visibility in August: 5mi

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

Denver, Iowa, USA

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