August weather forecast
Riverside, OH

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Weather in August

The last month of the summer, August, is also a moderately hot month in Riverside, Ohio, with an average temperature fluctuating between 62.4°F (16.9°C) and 79.9°F (26.6°C).

Temperature

With the onset of August, Riverside's average high-temperature clocks in at a still warm 79.9°F (26.6°C), showing a minor fluctuation from the previous month. The average nighttime temperature lowers to an enjoyable 62.4°F (16.9°C) throughout August.

Humidity

The average relative humidity in August is 80%.

Rainfall

In Riverside, in August, it is raining for 13.7 days, with typically 1.85" (47mm) of accumulated precipitation. In Riverside, during the entire year, the rain falls for 146.7 days and collects up to 21.81" (554mm) of precipitation.

Snowfall

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

Daylight

In August, the average length of the day is 13h and 41min.
On the first day of August, sunrise is at 6:36 am and sunset at 8:49 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 8:08 pm EDT.

Sunshine

In August, the average sunshine in Riverside is 10.1h.

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 unprotected exposure to Sun's UV rays for the average person.
Note: A typical high UV index of 6 in August suggests the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Updated: Jul 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average August temperature?

The high-temperature, in August, in Riverside, is 79.9°F (26.6°C), while the low-temperature averages to 62.4°F (16.9°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, in July is appraised at 87.8°F (31°C).

What is the average humidity in August?

The average relative humidity in August in Riverside is 80%.

How much does it rain in August?

In Riverside, in August, it is raining for 13.7 days, with typically 1.85" (47mm) of accumulated precipitation.

When it does not snow?

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

What is the average length of the day in August?

The average day length in August is 13h and 41min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 6:36 am and sunset at 8:49 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 8:08 pm EDT.

How long on average sun shines in August?

In August, the average sunshine duration is 10.1h.

When is the highest UV index?

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 risk 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
Riverside, OH

Average temperature in August - Riverside, OH
  • Average high temperature in August: 79.9°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 (32.5°F).

  • Average low temperature in August: 62.4°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).

Average pressure in August
Riverside, OH

Average pressure in August - Riverside, OH
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
Riverside, OH

Average wind speed in August - Riverside, OH
  • Average wind speed in August: 5.7mph

The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average humidity in August
Riverside, OH

Average humidity in August - Riverside, OH
  • Average humidity in August: 80%

The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are October and November (75%).

Average rainfall in August
Riverside, OH

Average rainfall in August - Riverside, OH
  • Average rainfall in August: 1.85"

The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is January (1.3").

Average rainfall days in August
Riverside, OH

Average rainfall days in August - Riverside, OH
  • Average rainfall days in August: 13.7 days

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is February (7.3 days).

Average snowfall in August
Riverside, OH

Average snowfall in August - Riverside, OH
  • Average snowfall in August: 0"

The month with the highest snowfall is March (1.85").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Riverside, OH

Average snowfall days in August - Riverside, OH
  • 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
Riverside, OH

Average daylight in August / Average sunshine in August - Riverside, OH
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in August
Riverside, OH

Average sunshine days in August - Riverside, OH
  • Average sunshine days in August: 13.6 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (9.5 days).

Average UV index in August
Riverside, OH

Average UV index in August - Riverside, OH
  • 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
Riverside, OH

Average cloud cover in August - Riverside, OH
  • Average cloud cover in August: 29

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in August
Riverside, OH

Average visibility in August - Riverside, OH
  • 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).

Riverside, Ohio, USA

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