August weather forecast
Pioneer, IA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Pioneer, Iowa, with an average temperature fluctuating between 61°F (16.1°C) and 79°F (26.1°C).

Temperature

The beginning of August reveals an average high-temperature of a still warm 79°F (26.1°C), showing minimal deviation from the previous month. Throughout August, Pioneer witnesses a consistent average low-temperature of 61°F (16.1°C).

Humidity

The average relative humidity in August in Pioneer is 81%.

Rainfall

In Pioneer, in August, during 13.1 rainfall days, 2.44" (62mm) of precipitation is typically accumulated. In Pioneer, during the entire year, the rain falls for 130.6 days and collects up to 25" (635mm) of precipitation.

Snowfall

In Pioneer, Iowa, snow does not fall in June through September.

Daylight

In Pioneer, the average length of the day in August is 13h and 52min.
On the first day of August, sunrise is at 6:10 am and sunset at 8:37 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 7:53 pm CDT.

Sunshine

In August, the average sunshine is 9.7h.

UV index

The average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: An average UV index of 5 in August transforms into this advice:
Prioritize safety - Suggestions to prevent sun damage are offered. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Experience reduced UV exposure by about half when donning a wide-brim hat.
Updated: Jul 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Pioneer in August?

The high-temperature, in August, in Pioneer, is 79°F (26.1°C), while the low-temperature averages to 61°F (16.1°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in July is evaluated at 86°F (30°C).

What is the average humidity in August?

In August, the average relative humidity is 81%.

How many days does it rain in August?

In August, the rain falls for 13.1 days. Throughout August, 2.44" (62mm) of precipitation is accumulated.

When it does not snow?

In Pioneer, Iowa, snow does not fall in June through September.

How many hours of daylight does Pioneer have in August?

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

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:10 am and sunset at 8:37 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 7:53 pm CDT.

How long on average sun shines in August?

In August, the average sunshine duration is 9.7h.

What is the UV index reading in August?

The average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a moderate health threat 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 August
Pioneer, IA

Average temperature in August - Pioneer, IA
  • Average high temperature in August: 79°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 (24.3°F).

  • Average low temperature in August: 61°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).

Average pressure in August
Pioneer, IA

Average pressure in August - Pioneer, IA
  • Average pressure in August: 29.96"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in August
Pioneer, IA

Average wind speed in August - Pioneer, IA
  • Average wind speed in August: 7.3mph

The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).

Average humidity in August
Pioneer, IA

Average humidity in August - Pioneer, IA
  • Average humidity in August: 81%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (68%).

Average rainfall in August
Pioneer, IA

Average rainfall in August - Pioneer, IA
  • Average rainfall in August: 2.44"

The wettest month (with the highest rainfall) is June (3.7").
The driest month (with the least rainfall) is January (0.94").

Average rainfall days in August
Pioneer, IA

Average rainfall days in August - Pioneer, IA
  • Average rainfall days in August: 13.1 days

The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is February (3.7 days).

Average snowfall in August
Pioneer, IA

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

The month with the highest snowfall is February (5").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Pioneer, IA

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

The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Pioneer, 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in August
Pioneer, IA

Average sunshine days in August - Pioneer, IA
  • Average sunshine days in August: 15.7 days

The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is June (10.5 days).

Average UV index in August
Pioneer, IA

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

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in August
Pioneer, IA

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

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

Average visibility in August
Pioneer, IA

Average visibility in August - Pioneer, IA
  • Average visibility in August: 6mi

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

Pioneer, Iowa, USA

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