August weather forecast
Trenton, IN

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Weather in August

The last month of the summer, August, is also a moderately hot month in Trenton, Indiana, with temperature in the range of an average high of 79.3°F (26.3°C) and an average low of 62.2°F (16.8°C).

Temperature

With the start of August, Trenton measures an average high-temperature of a still moderately hot 79.3°F (26.3°C), not significantly differing from July's 81.1°F (27.3°C). During August, Trenton's temperature averages to a comfortable 62.2°F (16.8°C) at night.

Humidity

In August, the average relative humidity is 82%.

Rainfall

In August, the rain falls for 17.2 days. Throughout August, 2.8" (71mm) of precipitation is accumulated. Throughout the year, there are 169.1 rainfall days, and 30.98" (787mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

In Trenton, the average length of the day in August is 13h and 44min.
On the first day of the month, sunrise is at 6:39 am and sunset at 8:55 pm. On the last day of August, sunrise is at 7:08 am and sunset at 8:14 pm EDT.

Sunshine

In August, the average sunshine is 9.5h.

UV index

The average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: In August, an average UV index of 5 transforms into the following instructions:
Undertake protective steps - Preventing sun damage is advised. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Updated: Aug 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in August?

In August, in Trenton, the average high-temperature is 79.3°F (26.3°C), and the average low-temperature is 62.2°F (16.8°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, in July is computed to be 87.8°F (31°C).

What is the average humidity in August in Trenton?

In August, the average relative humidity is 82%.

How much does it rain in August?

In Trenton, in August, during 17.2 rainfall days, 2.8" (71mm) of precipitation is typically accumulated.

When it does not snow?

In Trenton, snow does not fall in May through September.

What is the average length of the day in August?

In Trenton, the average day length in August is 13h and 44min.

When is the sunrise / sunset in August?

In August, on the first day of the month, sunrise is at 6:39 am and sunset at 8:55 pm. On the last day of the month, in Trenton, sunrise is at 7:08 am and sunset at 8:14 pm EDT.

How many hours of sunshine does Trenton have in August?

The average sunshine duration in August is 9.5h.

What is the UV index reading in August?

In August, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health risk 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
Trenton, IN

Average temperature in August - Trenton, 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 (31.8°F).

  • Average low temperature in August: 62.2°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).

Average pressure in August
Trenton, IN

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

The months with the highest atmospheric pressure are January and November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
Trenton, IN

Average wind speed in August - Trenton, IN
  • Average wind speed in August: 6mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in August
Trenton, IN

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

The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is October (74%).

Average rainfall in August
Trenton, IN

Average rainfall in August - Trenton, IN
  • Average rainfall in August: 2.8"

The wettest month (with the highest rainfall) is May (3.66").
The driest month (with the least rainfall) is February (1.85").

Average rainfall days in August
Trenton, IN

Average rainfall days in August - Trenton, IN
  • Average rainfall days in August: 17.2 days

The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is February (8.2 days).

Average snowfall in August
Trenton, IN

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

The month with the highest snowfall is February (3.74").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Trenton, IN

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

The month with the highest number of snowfall days is January (14.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 0min).
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 30min).

Average sunshine days in August
Trenton, IN

Average sunshine days in August - Trenton, IN
  • Average sunshine days in August: 10.7 days

The month with the most sunshine days is November (15.3 days).
The month with the least sunshine days is May (8.9 days).

Average UV index in August
Trenton, IN

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

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

Average cloud cover in August
Trenton, IN

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

The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are June, July and August (Cloud cover 33).

Average visibility in August
Trenton, IN

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

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

Trenton, Indiana, USA

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