August weather forecast
Fort Atkinson, IA

Weather in August

August, the last month of the summer in Fort Atkinson, is another warm month, with an average temperature ranging between min 59.4°F (15.2°C) and max 77.2°F (25.1°C).

Temperature

In August, the average high-temperature is essentially the same as in July - a still warm 77.2°F (25.1°C). The average low-temperature, is 59.4°F (15.2°C).

Humidity

In Fort Atkinson, the average relative humidity in August is 81%.

Rainfall

In Fort Atkinson, during August, the rain falls for 14.9 days and regularly aggregates up to 2.6" (66mm) of precipitation. In Fort Atkinson, Iowa, during the entire year, the rain falls for 149 days and collects up to 30.59" (777mm) of precipitation.

Snowfall

In Fort Atkinson, snow does not fall in June through September.

Daylight

In Fort Atkinson, the average length of the day in August is 13h and 53min.
On the first day of August, sunrise is at 5:58 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 6:31 am and sunset at 7:44 pm CDT.

Sunshine

August has the most sunshine of the year, 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. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: In August, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
[Resources]

FAQ

What is the average humidity in August in Fort Atkinson?

In Fort Atkinson, Iowa, the average relative humidity in August is 81%.

How much does it rain in Fort Atkinson in August?

In Fort Atkinson, Iowa, during August, the rain falls for 14.9 days and regularly aggregates up to 2.6" (66mm) of precipitation.

When it does not snow in Fort Atkinson?

June through September are months without snowfall.

What is the average length of the day in August in Fort Atkinson?

In August, the average day length in Fort Atkinson is 13h and 53min.

What time are sunrise and sunset in August in Fort Atkinson?

In August, on the first day of the month, sunrise is at 5:58 am and sunset at 8:29 pm. On the last day of the month, in Fort Atkinson, sunrise is at 6:31 am and sunset at 7:44 pm CDT.

What month has the most sunshine in Fort Atkinson?

The month with the most sunshine in Fort Atkinson is August, with an average of 9.8h of sunshine.

How long on average sun shines in August in Fort Atkinson?

In August, the average sunshine duration in Fort Atkinson, Iowa, is 9.8h.

What is the month with the highest UV index in Fort Atkinson?

May through August, with an average maximum UV index of 5, are months with the highest UV index in Fort Atkinson.

How high is the UV index in August in Fort Atkinson?

In Fort Atkinson, Iowa, the average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.

Average temperature in August
Fort Atkinson, IA

Average temperature in August - Fort Atkinson, IA
  • Average high temperature in August: 77.2°F

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (22.3°F).

  • Average low temperature in August: 59.4°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (9.7°F).

[Resources]

Average pressure in August
Fort Atkinson, IA

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

The months with the highest atmospheric pressure are January and February (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

[Resources]

Average wind speed in August
Fort Atkinson, IA

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

The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is August (7mph).

[Resources]

Average humidity in August
Fort Atkinson, IA

Average humidity in August - Fort Atkinson, IA
  • Average humidity in August: 81%

The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is October (76%).

[Resources]

Average rainfall in August
Fort Atkinson, IA

Average rainfall in August - Fort Atkinson, IA
  • Average rainfall in August: 2.6"

The wettest month (with the highest rainfall) is June (5.04").
The driest month (with the least rainfall) is January (1.1").

[Resources]

Average rainfall days in August
Fort Atkinson, IA

Average rainfall days in August - Fort Atkinson, IA
  • Average rainfall days in August: 14.9 days

The months with the highest number of rainy days are May and June (20.3 days).
The month with the least rainy days is February (4.4 days).

[Resources]

Average snowfall in August
Fort Atkinson, IA

Average snowfall in August - Fort Atkinson, IA
  • Average snowfall in August: 0"

The month with the highest snowfall is February (5.98").
The months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in August
Fort Atkinson, IA

Average snowfall days in August - Fort Atkinson, IA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

Average daylight in August /
Average sunshine in August
Fort Atkinson, IA

Average daylight in August / Average sunshine in August - Fort Atkinson, IA
  • Average daylight in August: 13h and 53min

The month with the longest days is June (Average daylight: 15h and 19min).
The month with the shortest days is December (Average daylight: 9h and 3min).

  • Average sunshine in August: 9.8h

The month with the most sunshine is August (Average sunshine: 9.8h).
The month with the least sunshine is January (Average sunshine: 3.5h).

[Resources]

Average sunshine days in August
Fort Atkinson, IA

Average sunshine days in August - Fort Atkinson, IA
  • Average sunshine days in August: 12.3 days

The month with the most sunshine days is November (16.2 days).
The month with the least sunshine days is June (7.1 days).

[Resources]

Average UV index in August
Fort Atkinson, IA

Average UV index in August - Fort Atkinson, 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, February, November and December (UV index 1).

[Resources]

Average cloud cover in August
Fort Atkinson, IA

Average cloud cover in August - Fort Atkinson, IA
  • Average cloud cover in August: 32

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 32).

[Resources]

Average visibility in August
Fort Atkinson, IA

Average visibility in August - Fort Atkinson, IA
  • Average visibility in August: 6mi

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

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location