August weather forecast
New Haven, IN

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Weather in August

The gradual reduction in sunlight signals the waning of summer in August in New Haven, Indiana. The cooling climate shows a slight decrease, with temperatures vacillating between 61.3°F (16.3°C) and 79.3°F (26.3°C). Frequent showers tend to punctuate the otherwise sunny month, a subtle notion of the approaching autumn. Despite the dwindling daylight hours, August retains its high-summer drama. It is a socially vibrant time in the city, teeming with outdoor events and festivals before the onset of fall.

Temperature

August's advent presents an average high-temperature of a still warm 79.3°F (26.3°C), indicating a slight variation from the conditions of the previous month. In New Haven, August nights cool down to an average of 61.3°F (16.3°C).

Humidity

The average relative humidity in August is 82%.

Rainfall

In New Haven, in August, during 14.8 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. In New Haven, during the entire year, the rain falls for 151.9 days and collects up to 23.39" (594mm) of precipitation.

Snowfall

In New Haven, snow does not fall in June through September.

Daylight

In New Haven, the average length of the day in August is 13h and 46min.
On the first day of the month, sunrise is at 6:36 am and sunset at 8:56 pm. On the last day of August, in New Haven, sunrise is at 7:06 am and sunset at 8:13 pm EDT.

Sunshine

In New Haven, Indiana, the average sunshine in August is 9.5h.

UV index

The average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In August, the maximum UV index of 5 suggests this advice:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.

Frequently asked questions

What are the temperatures in August?

In August, in New Haven, the average high-temperature is 79.3°F (26.3°C), and the average low-temperature is 61.3°F (16.3°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, in July is evaluated at 86°F (30°C).

What is the average humidity in August?

In August, the average relative humidity is 82%.

How much does it rain in August?

In New Haven, in August, during 14.8 rainfall days, 1.85" (47mm) of precipitation is typically accumulated.

When it does not snow?

June through September are months without snowfall.

What is the average length of the day in August in New Haven?

In August, the average day length is 13h and 46min.

What time are sunrise and sunset in August in New Haven?

In August, on the first day of the month, sunrise is at 6:36 am and sunset at 8:56 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 8:13 pm EDT.

How long on average sun shines in August?

In August, the average sunshine duration is 9.5h.

How high is the UV index in August?

The average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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
New Haven, IN

Average temperature in August - New Haven, 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 (30.7°F).

  • Average low temperature in August: 61.3°F

The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).

Average pressure in August
New Haven, IN

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

The months with the highest atmospheric pressure are January and November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
New Haven, IN

Average wind speed in August - New Haven, IN
  • Average wind speed in August: 6.1mph

The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

Average humidity in August
New Haven, IN

Average humidity in August - New Haven, IN
  • Average humidity in August: 82%

The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is October (75%).

Average rainfall in August
New Haven, IN

Average rainfall in August - New Haven, IN
  • Average rainfall in August: 1.85"

The wettest month (with the highest rainfall) is April (2.95").
The driest month (with the least rainfall) is February (1.38").

Average rainfall days in August
New Haven, IN

Average rainfall days in August - New Haven, IN
  • Average rainfall days in August: 14.8 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (6.8 days).

Average snowfall in August
New Haven, IN

Average snowfall in August - New Haven, IN
  • Average snowfall in August: 0"

The month with the highest snowfall is February (3.58").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
New Haven, IN

Average snowfall days in August - New Haven, IN
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
New Haven, IN

Average daylight in August / Average sunshine in August - New Haven, IN
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
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 18min).

Average sunshine days in August
New Haven, IN

Average sunshine days in August - New Haven, IN
  • Average sunshine days in August: 12.4 days

The month with the most sunshine days is November (16.1 days).
The month with the least sunshine days is February (10.4 days).

Average UV index in August
New Haven, IN

Average UV index in August - New Haven, IN
  • Average UV index in August: 5

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

Average cloud cover in August
New Haven, IN

Average cloud cover in August - New Haven, IN
  • Average cloud cover in August: 33

The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 33).

Average visibility in August
New Haven, IN

Average visibility in August - New Haven, IN
  • Average visibility in August: 5mi

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

New Haven, Indiana, USA

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