August weather forecast
Williams, IN

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Weather in August

The last month of the summer, August, is also a moderately hot month in Williams, Indiana, with an average temperature fluctuating between 84.2°F (29°C) and 64°F (17.8°C).

Temperature

Williams experiences a subtle adjustment in high-temperatures to a still moderately hot 84.2°F (29°C) with the onset of August, maintaining near parity with July's 85.1°F (29.5°C). Williams's average low-temperature for the month of August records at an enjoyable 64°F (17.8°C).

Heat index

August's mean heat index is evaluated at a tropical 93.2°F (34°C). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.
Understand that the heat index values take into account shaded locations and mild winds. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.

Humidity

In August, the average relative humidity in Williams is 77%.

Rainfall

In Williams, in August, it is raining for 12.2 days, with typically 1.46" (37mm) of accumulated precipitation. Throughout the year, there are 135.6 rainfall days, and 17.64" (448mm) of precipitation is accumulated.

Snowfall

In Williams, snow does not fall in May through October.

Daylight

The average length of the day in August is 13h and 38min.
On the first day of August, sunrise is at 6:48 am and sunset at 8:57 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 8:17 pm EDT.

Sunshine

In August, the average sunshine is 9.4h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: In August, a daily maximum UV index of 6 leads to the following instructions:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.

Frequently asked questions

How hot does it get in August?

The average high-temperature, in August, in Williams, is 84.2°F (29°C), while the average low-temperature is 64°F (17.8°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in August is evaluated at 93.2°F (34°C).

What is the average humidity in August?

In Williams, Indiana, the average relative humidity in August is 77%.

How much does it rain in August?

In Williams, in August, it is raining for 12.2 days, with typically 1.46" (37mm) of accumulated precipitation.

When it does not snow?

In Williams, snow does not fall in May through October.

How many hours of daylight does Williams have in August?

The average day length in August is 13h and 38min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:48 am and sunset at 8:57 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 8:17 pm EDT.

How many hours of sunshine does Williams have in August?

In August, the average sunshine duration is 9.4h.

What are the months with the highest UV index?

The months with the highest UV index are June through August, with an average maximum UV index of 6.

What is the UV index reading in August?

The average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health 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
Williams, IN

Average temperature in August - Williams, IN
  • Average high temperature in August: 84.2°F

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (36.9°F).

  • Average low temperature in August: 64°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in August
Williams, IN

Average pressure in August - Williams, IN
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in August
Williams, IN

Average wind speed in August - Williams, IN
  • Average wind speed in August: 4.9mph

The windiest months (with the highest average wind speed) are January, February and April (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).

Average humidity in August
Williams, IN

Average humidity in August - Williams, IN
  • Average humidity in August: 77%

The months with the highest relative humidity are February, May and December (81%).
The month with the lowest relative humidity is October (75%).

Average rainfall in August
Williams, IN

Average rainfall in August - Williams, IN
  • Average rainfall in August: 1.46"

The wettest month (with the highest rainfall) is July (2.17").
The driest month (with the least rainfall) is September (0.91").

Average rainfall days in August
Williams, IN

Average rainfall days in August - Williams, IN
  • Average rainfall days in August: 12.2 days

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in August
Williams, IN

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

The month with the highest snowfall is March (1.22").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Williams, IN

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

The month with the highest number of snowfall days is February (6.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Williams, IN

Average daylight in August / Average sunshine in August - Williams, IN
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in August: 9h and 2min

The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).

Average sunshine days in August
Williams, IN

Average sunshine days in August - Williams, IN
  • Average sunshine days in August: 15.8 days

The month with the most sunshine days is October (21.2 days).
The month with the least sunshine days is May (12.1 days).

Average UV index in August
Williams, IN

Average UV index in August - Williams, IN
  • Average UV index in August: 6

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

Average cloud cover in August
Williams, IN

Average cloud cover in August - Williams, IN
  • Average cloud cover in August: 31

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in August
Williams, IN

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

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

Williams, Indiana, USA

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