August weather forecast
Fishers, IN

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Weather in August

August brings a slight dip in temperatures to Fishers, Indiana, settling between the range of 63.1°F (17.3°C) to 80.2°F (26.8°C). This period is often visualized as the proverbial calm before the storm, as the weather transitions from summer to fall. The intensity of the heat reduces, and the residents start preparing for the upcoming autumn season. The afternoons are warm enough for a swim but not as scorching as in July, making it the perfect weather for outdoor activities. Even though August still retains remnants of summer heat, signs of fall begin to emerge gradually as the month progresses.

Temperature

With the start of August, Fishers measures an average high-temperature of a still moderately hot 80.2°F (26.8°C), not significantly differing from July's 81.5°F (27.5°C). An average temperature of 63.1°F (17.3°C) is recorded during the nights in August.

Humidity

In Fishers, the average relative humidity in August is 80%.

Rainfall

In August, the rain falls for 13.8 days. Throughout August, 1.65" (42mm) of precipitation is accumulated. In Fishers, during the entire year, the rain falls for 141 days and collects up to 20.98" (533mm) of precipitation.

Snowfall

In Fishers, Indiana, snow does not fall in May through September.

Daylight

In August, the average length of the day is 13h and 42min.
On the first day of the month, sunrise is at 6:43 am and sunset at 8:57 pm. On the last day of August, sunrise is at 7:11 am and sunset at 8:16 pm EDT.

Sunshine

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

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Fishers. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily maximum UV index of 6 in August interprets into the following advice:
Prevent overexposure. Protection from the sun's harmful effects is needed. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Fishers in August?

August temperatures vary between a high-temperature of 80.2°F (26.8°C) and a low-temperature of 63.1°F (17.3°C). The average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, in July is estimated at 87.8°F (31°C).

What is the average humidity in August?

In Fishers, the average relative humidity in August is 80%.

How much does it rain in August?

In Fishers, in August, it is raining for 13.8 days, with typically 1.65" (42mm) of accumulated precipitation.

When it does not snow?

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

How many hours of daylight does Fishers have in August?

The average day length in August is 13h and 42min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:43 am and sunset at 8:57 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 8:16 pm EDT.

How long on average sun shines in August?

The average sunshine duration in August is 9.5h.

What is the month with the highest UV index in Fishers?

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

How high is the UV index in August?

The average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability 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
Fishers, IN

Average temperature in August - Fishers, IN
  • Average high temperature in August: 80.2°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in August: 63.1°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

Average pressure in August
Fishers, IN

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

The months with the highest atmospheric pressure are January and November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
Fishers, IN

Average wind speed in August - Fishers, IN
  • Average wind speed in August: 5.9mph

The windiest month (with the highest average wind speed) is January (10mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).

Average humidity in August
Fishers, IN

Average humidity in August - Fishers, IN
  • Average humidity in August: 80%

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
Fishers, IN

Average rainfall in August - Fishers, IN
  • Average rainfall in August: 1.65"

The wettest month (with the highest rainfall) is May (2.64").
The driest month (with the least rainfall) is February (1.18").

Average rainfall days in August
Fishers, IN

Average rainfall days in August - Fishers, IN
  • Average rainfall days in August: 13.8 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (6 days).

Average snowfall in August
Fishers, IN

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

The month with the highest snowfall is February (2.01").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Fishers, IN

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

The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Fishers, 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 24min).

  • Average sunshine in August: 9h and 3min

The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in August
Fishers, IN

Average sunshine days in August - Fishers, IN
  • Average sunshine days in August: 14.3 days

The months with the most sunshine days are October and November (18.7 days).
The month with the least sunshine days is May (11.3 days).

Average UV index in August
Fishers, IN

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

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

Average cloud cover in August
Fishers, IN

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

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in August
Fishers, IN

Average visibility in August - Fishers, IN
  • Average visibility in August: 6mi

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

Fishers, Indiana, USA

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