August weather forecast
Fairfax, IN

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Weather in August

The last month of the summer, August, is also a moderately hot month in Fairfax, Indiana, with temperature in the range of an average low of 61.3°F (16.3°C) and an average high of 79.3°F (26.3°C).

Temperature

August's arrival shows an average high-temperature of a still warm 79.3°F (26.3°C), hardly different from the previous month. Fairfax reports an average nighttime low-temperature of 61.3°F (16.3°C) in August.

Humidity

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

Rainfall

In Fairfax, during August, the rain falls for 14.8 days and regularly aggregates up to 1.85" (47mm) of precipitation. In Fairfax, during the entire year, the rain falls for 151.9 days and collects up to 23.39" (594mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in August is 13h and 46min.
On the first day of the month, sunrise is at 6:37 am and sunset at 8:56 pm. On the last day of August, in Fairfax, sunrise is at 7:06 am and sunset at 8:14 pm EDT.

Sunshine

In August, the average sunshine in Fairfax is 9.5h.

UV index

The average daily maximum UV index in August in Fairfax 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 average person.
Note: In August, the UV index of 5 transforms into the following advice:
Ensure safety - Imperative it is to shield skin and eyes from damage. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
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Frequently asked questions

What are the temperatures in Fairfax in August?

An average high-temperature, in August, in Fairfax, is 79.3°F (26.3°C) and the average low-temperature is 61.3°F (16.3°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, in July is appraised at 86°F (30°C).

What is the average humidity in August in Fairfax?

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

How many days does it rain in August in Fairfax?

In Fairfax, in August, it is raining for 14.8 days, with typically 1.85" (47mm) of accumulated precipitation.

When it does not snow in Fairfax?

June through September are months without snowfall in Fairfax.

How many hours of daylight does Fairfax have in August?

The average day length in August is 13h and 46min.

When is the sunrise / sunset in August in Fairfax?

On the first day of August, sunrise is at 6:37 am and sunset at 8:56 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 8:14 pm EDT.

How many hours of sunshine does Fairfax have in August?

The average sunshine duration in August in Fairfax, Indiana, is 9.5h.

How high is the UV index in August in Fairfax?

In August, the average daily maximum UV index in Fairfax, Indiana, is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to the Sun's 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
Fairfax, IN

Average temperature in August - Fairfax, IN
  • Average high temperature in August: 79.3°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 (30.7°F).

  • Average low temperature in August: 61.3°F

The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).

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Average pressure in August
Fairfax, IN

Average pressure in August - Fairfax, IN
  • Average pressure in August: 29.98"Hg

The months with the highest atmospheric pressure are January and November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in August
Fairfax, IN

Average wind speed in August - Fairfax, IN
  • Average wind speed in August: 6.1mph

The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

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Average humidity in August
Fairfax, IN

Average humidity in August - Fairfax, IN
  • Average humidity in August: 82%

The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is October (75%).

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Average rainfall in August
Fairfax, IN

Average rainfall in August - Fairfax, IN
  • Average rainfall in August: 1.85"

The wettest month (with the highest rainfall) is April (2.95").
The driest month (with the least rainfall) is February (1.38").

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Average rainfall days in August
Fairfax, IN

Average rainfall days in August - Fairfax, IN
  • Average rainfall days in August: 14.8 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (6.8 days).

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Average snowfall in August
Fairfax, IN

Average snowfall in August - Fairfax, IN
  • Average snowfall in August: 0"

The month with the highest snowfall is February (3.58").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Fairfax, IN

Average snowfall days in August - Fairfax, IN
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (13.3 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
Fairfax, IN

Average daylight in August / Average sunshine in August - Fairfax, IN
  • Average daylight in August: 13h and 5min

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

  • Average sunshine in August: 9h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

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Average sunshine days in August
Fairfax, IN

Average sunshine days in August - Fairfax, IN
  • Average sunshine days in August: 12.4 days

The month with the most sunshine days is November (16.1 days).
The month with the least sunshine days is February (10.4 days).

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Average UV index in August
Fairfax, IN

Average UV index in August - Fairfax, IN
  • Average UV index in August: 5

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

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Average cloud cover in August
Fairfax, IN

Average cloud cover in August - Fairfax, IN
  • Average cloud cover in August: 33

The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 33).

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Average visibility in August
Fairfax, IN

Average visibility in August - Fairfax, IN
  • Average visibility in August: 5mi

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

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Fairfax, Indiana, USA

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