August weather forecast
Jackson Junction, IA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Jackson Junction, Iowa, with an average temperature varying between 77.5°F (25.3°C) and 59.5°F (15.3°C).

Temperature

August's commencement is accompanied by an average high-temperature of a still moderately hot 77.5°F (25.3°C), diverging marginally from July's 79°F (26.1°C). Throughout the August nights, Jackson Junction encounters a low-temperature of 59.5°F (15.3°C).

Humidity

The average relative humidity in August is 82%.

Rainfall

In August, in Jackson Junction, the rain falls for 14.1 days. Throughout August, 2.28" (58mm) of precipitation is accumulated. Throughout the year, in Jackson Junction, there are 146.5 rainfall days, and 31.3" (795mm) of precipitation is accumulated.

Snowfall

In Jackson Junction, snow does not fall in June through September.

Daylight

In Jackson Junction, the average length of the day in August is 13h and 53min.
On the first day of August in Jackson Junction, sunrise is at 5:59 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 7:44 pm CDT.

Sunshine

August has the most sunshine of the year in Jackson Junction, with an average of 9.8h of sunshine.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index in Jackson Junction. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: The maximum UV index, 5 during August, leads to the following recommendations:
Prioritize safety - Suggestions to prevent sun damage are offered. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Stay sun-safe with clothing that is both closely woven and worn loosely.
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Frequently asked questions

What are the temperatures in Jackson Junction in August?

In August, in Jackson Junction, the average high-temperature is 77.5°F (25.3°C), and the average low-temperature is 59.5°F (15.3°C).

What is the average humidity in August in Jackson Junction?

In August, the average relative humidity in Jackson Junction, Iowa, is 82%.

How much does it rain in Jackson Junction in August?

In Jackson Junction, in August, it is raining for 14.1 days, with typically 2.28" (58mm) of accumulated precipitation.

When it does not snow in Jackson Junction?

June through September are months without snowfall in Jackson Junction, Iowa.

What is the average length of the day in August in Jackson Junction?

The average day length in August in Jackson Junction, Iowa, is 13h and 53min.

When are sunrise and sunset in August in Jackson Junction?

On the first day of August in Jackson Junction, Iowa, sunrise is at 5:59 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 7:44 pm CDT.

What month has the most sunshine in Jackson Junction?

With an average of 9.8h of sunshine, August has the most sunshine of the year in Jackson Junction.

How long on average sun shines in August in Jackson Junction?

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

What are the months with the highest UV index in Jackson Junction?

The months with the highest UV index in Jackson Junction, Iowa, are May through August, with an average maximum UV index of 5.

What is the UV index intensity in August in Jackson Junction?

In August, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health 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 August
Jackson Junction, IA

Average temperature in August - Jackson Junction, IA
  • Average high temperature in August: 77.5°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (22.8°F).

  • Average low temperature in August: 59.5°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (10.6°F).

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Average pressure in August
Jackson Junction, IA

Average pressure in August - Jackson Junction, 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).

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Average wind speed in August
Jackson Junction, IA

Average wind speed in August - Jackson Junction, IA
  • Average wind speed in August: 7.1mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).

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Average humidity in August
Jackson Junction, IA

Average humidity in August - Jackson Junction, IA
  • Average humidity in August: 82%

The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are April and October (75%).

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Average rainfall in August
Jackson Junction, IA

Average rainfall in August - Jackson Junction, IA
  • Average rainfall in August: 2.28"

The wettest month (with the highest rainfall) is June (5.08").
The driest month (with the least rainfall) is January (1.18").

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Average rainfall days in August
Jackson Junction, IA

Average rainfall days in August - Jackson Junction, IA
  • Average rainfall days in August: 14.1 days

The months with the highest number of rainy days are May and June (19.8 days).
The month with the least rainy days is February (4.3 days).

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Average snowfall in August
Jackson Junction, IA

Average snowfall in August - Jackson Junction, IA
  • Average snowfall in August: 0"

The month with the highest snowfall is February (6.5").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Jackson Junction, IA

Average snowfall days in August - Jackson Junction, IA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (14.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Jackson Junction, IA

Average daylight in August / Average sunshine in August - Jackson Junction, 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 August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

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Average sunshine days in August
Jackson Junction, IA

Average sunshine days in August - Jackson Junction, IA
  • Average sunshine days in August: 13.7 days

The month with the most sunshine days is November (16.2 days).
The month with the least sunshine days is June (7.9 days).

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Average UV index in August
Jackson Junction, IA

Average UV index in August - Jackson Junction, IA
  • Average UV index in August: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in August
Jackson Junction, IA

Average cloud cover in August - Jackson Junction, IA
  • Average cloud cover in August: 32

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in August
Jackson Junction, IA

Average visibility in August - Jackson Junction, IA
  • Average visibility in August: 6mi

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

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Jackson Junction, Iowa, USA

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