August weather forecast
Harper, IN

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Weather in August

August, the last month of the summer in Harper, is also a moderately hot month, with an average temperature ranging between max 82°F (27.8°C) and min 63.5°F (17.5°C).

Temperature

The average high-temperature is a still warm 82°F (27.8°C) in August, hardly different from the 83.1°F (28.4°C) recorded in July. Throughout the month of August, Harper witnesses an average temperature of 63.5°F (17.5°C).

Heat index

The heat index value during August is estimated at a tropical 87.8°F (31°C). Persistently participating in activities during exposure may lead to fatigue and induce heat cramps.
Heat index evaluations are typically in the context of light winds and shaded environments. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. 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

The average relative humidity in August is 79%.

Rainfall

In Harper, Indiana, in August, it is raining for 12.3 days, with typically 1.38" (35mm) of accumulated precipitation. In Harper, Indiana, during the entire year, the rain falls for 137.6 days and collects up to 17.99" (457mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in August is 13h and 39min.
On the first day of the month, sunrise is at 6:43 am and sunset at 8:53 pm. On the last day of August, in Harper, sunrise is at 7:10 am and sunset at 8:14 pm EDT.

Sunshine

In August, the average sunshine is 9.6h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Harper. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: In August, the average maximum UV index of 6 translates into the following recommendations:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
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Frequently asked questions

What is the temperature in August in Harper?

In Harper, in August, the average high-temperature is 82°F (27.8°C), and the average low-temperature is 63.5°F (17.5°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is estimated at 87.8°F (31°C).

What is the average humidity in August in Harper?

In Harper, Indiana, the average relative humidity in August is 79%.

How much does it rain in Harper in August?

In August, in Harper, Indiana, the rain falls for 12.3 days. Throughout August, 1.38" (35mm) of precipitation is accumulated.

When it does not snow in Harper?

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

How many hours of daylight does Harper have in August?

In Harper, the average day length in August is 13h and 39min.

What time are sunrise and sunset in August in Harper?

In August, on the first day of the month, sunrise is at 6:43 am and sunset at 8:53 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 8:14 pm EDT.

How long on average sun shines in August in Harper?

In August, the average sunshine duration in Harper is 9.6h.

What are the months with the highest UV index in Harper?

June 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 Harper?

In Harper, Indiana, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's 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
Harper, IN

Average temperature in August - Harper, IN
  • Average high temperature in August: 82°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (34.9°F).

  • Average low temperature in August: 63.5°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

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Average pressure in August
Harper, IN

Average pressure in August - Harper, IN
  • 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 (29.93"Hg).

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Average wind speed in August
Harper, IN

Average wind speed in August - Harper, IN
  • Average wind speed in August: 5.4mph

The windiest months (with the highest average wind speed) are January and February (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.4mph).

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Average humidity in August
Harper, IN

Average humidity in August - Harper, IN
  • Average humidity in August: 79%

The month with the highest relative humidity is December (82%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in August
Harper, IN

Average rainfall in August - Harper, IN
  • Average rainfall in August: 1.38"

The wettest month (with the highest rainfall) is May (2.01").
The driest month (with the least rainfall) is September (0.98").

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Average rainfall days in August
Harper, IN

Average rainfall days in August - Harper, IN
  • Average rainfall days in August: 12.3 days

The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is February (7.9 days).

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Average snowfall in August
Harper, IN

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

The month with the highest snowfall is March (1.46").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Harper, IN

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

The month with the highest number of snowfall days is February (7.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Harper, IN
  • 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 30min).

  • Average sunshine in August: 9h and 4min

The month with the most sunshine is 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
Harper, IN

Average sunshine days in August - Harper, IN
  • Average sunshine days in August: 15.4 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (12.4 days).

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Average UV index in August
Harper, IN

Average UV index in August - Harper, 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).

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Average cloud cover in August
Harper, IN

Average cloud cover in August - Harper, IN
  • Average cloud cover in August: 30

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in August
Harper, IN

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

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

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Harper, Indiana, USA

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