August weather forecast
Hamilton, OH

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Weather in August

During August, Hamilton weather experiences a minor dip in the average temperature levels, but it continues to resonate with summer vibes. The summer sun still reigns supreme with clear skies and longer daylight periods. The monthly rainfall dips further to 1.69" (43mm), marking a decline in summer showers. Outdoor activities like picnics and barbeques remain popular among the citizens of Hamilton who are keen on making the most out of the last summer month.

Temperature

The commencement of August notes an average high-temperature of a still moderately hot 82.6°F (28.1°C), exhibiting little difference from the previous month. Hamilton records a steady low-temperature average of 64.2°F (17.9°C) during August.

Heat index

The average heat index in August is estimated at a hot 89.6°F (32°C). A sense of exhaustion might occur with extended exposure and activity, potentially causing heat cramps.
In the scope of the heat index, its values resonate with shade and light wind conditions. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', provides an understanding of perceived warmth by combining temperature and relative humidity. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

Humidity

In August, the average relative humidity is 76%.

Rainfall

In Hamilton, during August, the rain falls for 13.6 days and regularly aggregates up to 1.69" (43mm) of precipitation. In Hamilton, during the entire year, the rain falls for 147.8 days and collects up to 24.33" (618mm) of precipitation.

Snowfall

May through October are months without snowfall in Hamilton.

Daylight

In Hamilton, the average length of the day in August is 13h and 40min.
On the first day of the month, sunrise is at 6:38 am and sunset at 8:50 pm. On the last day of August, sunrise is at 7:06 am and sunset at 8:10 pm EDT.

Sunshine

The average sunshine in August in Hamilton, Ohio, is 10.2h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum high UV index of 6 in August translates into the following recommendations:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Enhance your sun protection with tightly woven, yet airy clothing.
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Frequently asked questions

How hot does it get in Hamilton in August?

During August, Hamilton experiences an average high-temperature of 82.6°F (28.1°C) and a low-temperature of 64.2°F (17.9°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is estimated at 89.6°F (32°C).

What is the average humidity in August in Hamilton?

In August, the average relative humidity in Hamilton is 76%.

How much does it rain in Hamilton in August?

In Hamilton, during August, the rain falls for 13.6 days and regularly aggregates up to 1.69" (43mm) of precipitation.

When it does not snow in Hamilton?

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

What is the average length of the day in August in Hamilton?

The average day length in August is 13h and 40min.

When is the sunrise / sunset in August in Hamilton?

On the first day of August in Hamilton, sunrise is at 6:38 am and sunset at 8:50 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 8:10 pm EDT.

How many hours of sunshine does Hamilton have in August?

The average sunshine duration in August in Hamilton, Ohio, is 10.2h.

When is the highest UV index in Hamilton?

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

How high is the UV index in August in Hamilton?

The average daily maximum UV index in August in Hamilton, Ohio, is 6. A UV Index of 6 to 7 symbolizes a high health threat 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
Hamilton, OH

Average temperature in August - Hamilton, OH
  • Average high temperature in August: 82.6°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in August: 64.2°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

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Average pressure in August
Hamilton, OH

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

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in August
Hamilton, OH

Average wind speed in August - Hamilton, OH
  • Average wind speed in August: 5.3mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

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Average humidity in August
Hamilton, OH

Average humidity in August - Hamilton, OH
  • Average humidity in August: 76%

The months with the highest relative humidity are January, February and December (81%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in August
Hamilton, OH

Average rainfall in August - Hamilton, OH
  • Average rainfall in August: 1.69"

The wettest month (with the highest rainfall) is May (2.99").
The driest month (with the least rainfall) is September (1.42").

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Average rainfall days in August
Hamilton, OH

Average rainfall days in August - Hamilton, OH
  • Average rainfall days in August: 13.6 days

The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is January (7.9 days).

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Average snowfall in August
Hamilton, OH

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

The months with the highest snowfall are February and March (1.81").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Hamilton, OH

Average snowfall days in August - Hamilton, OH
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in August /
Average sunshine in August
Hamilton, OH

Average daylight in August / Average sunshine in August - Hamilton, 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 months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in August
Hamilton, OH

Average sunshine days in August - Hamilton, OH
  • Average sunshine days in August: 15.3 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is May (10.8 days).

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Average UV index in August
Hamilton, OH

Average UV index in August - Hamilton, OH
  • Average UV index in August: 6

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

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Average cloud cover in August
Hamilton, OH

Average cloud cover in August - Hamilton, OH
  • Average cloud cover in August: 27

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in August
Hamilton, OH

Average visibility in August - Hamilton, 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).

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Hamilton, Ohio, USA

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