August weather forecast
Nashua, IA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Nashua, Iowa, with an average temperature fluctuating between 77.9°F (25.5°C) and 59.9°F (15.5°C).

Temperature

Nashua measures an average high-temperature of a still moderately hot 77.9°F (25.5°C) in August, nearly consistent with the preceding month. August in Nashua sees the temperature falling to a mean low of 59.9°F (15.5°C).

Humidity

In August, the average relative humidity is 82%.

Rainfall

In August, in Nashua, the rain falls for 12.3 days. Throughout August, 2.2" (56mm) of precipitation is accumulated. In Nashua, during the entire year, the rain falls for 127.3 days and collects up to 26.61" (676mm) of precipitation.

Snowfall

In Nashua, snow does not fall in June through September.

Daylight

In August, the average length of the day in Nashua is 13h and 53min.
On the first day of the month, sunrise is at 6:02 am and sunset at 8:30 pm. On the last day of August, sunrise is at 6:34 am and sunset at 7:46 pm CDT.

Sunshine

The months with the most sunshine are July and August, with an average of 9.6h of sunshine.

UV index

In August, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: A daily high UV index of 5 in August leads to these guidelines:
Undertake protective steps - Preventing sun damage is advised. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
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Frequently asked questions

What are the temperatures in Nashua in August?

In August, in Nashua, the average high-temperature is 77.9°F (25.5°C), and the average low-temperature is 59.9°F (15.5°C).

What is the average humidity in August in Nashua?

The average relative humidity in August is 82%.

How much does it rain in Nashua in August?

In Nashua, Iowa, in August, it is raining for 12.3 days, with typically 2.2" (56mm) of accumulated precipitation.

When it does not snow in Nashua?

In Nashua, Iowa, snow does not fall in June through September.

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

In Nashua, Iowa, the average day length in August is 13h and 53min.

What time are sunrise and sunset in August in Nashua?

In August, on the first day of the month, sunrise is at 6:02 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 6:34 am and sunset at 7:46 pm CDT.

What is the month with the most sunshine in Nashua?

The months with the most sunshine are July and August, with an average of 9.6h of sunshine.

How many hours of sunshine does Nashua have in August?

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

What is the UV index intensity in August in Nashua?

In August, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health 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
Nashua, IA

Average temperature in August - Nashua, IA
  • Average high temperature in August: 77.9°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (23.2°F).

  • Average low temperature in August: 59.9°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

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Average pressure in August
Nashua, IA

Average pressure in August - Nashua, IA
  • Average pressure in August: 29.96"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in August
Nashua, IA

Average wind speed in August - Nashua, IA
  • Average wind speed in August: 7.1mph

The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).

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Average humidity in August
Nashua, IA

Average humidity in August - Nashua, IA
  • Average humidity in August: 82%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in August
Nashua, IA

Average rainfall in August - Nashua, IA
  • Average rainfall in August: 2.2"

The wettest month (with the highest rainfall) is June (3.98").
The driest month (with the least rainfall) is January (0.98").

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Average rainfall days in August
Nashua, IA

Average rainfall days in August - Nashua, IA
  • Average rainfall days in August: 12.3 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is February (3.5 days).

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Average snowfall in August
Nashua, IA

Average snowfall in August - Nashua, IA
  • Average snowfall in August: 0"

The month with the highest snowfall is February (5.2").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Nashua, IA

Average snowfall days in August - Nashua, IA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Nashua, IA

Average daylight in August / Average sunshine in August - Nashua, IA
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in August: 9h and 4min

The months with the most sunshine are July and August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

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Average sunshine days in August
Nashua, IA

Average sunshine days in August - Nashua, IA
  • Average sunshine days in August: 17.3 days

The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is June (10.6 days).

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Average UV index in August
Nashua, IA

Average UV index in August - Nashua, IA
  • Average UV index in August: 5

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

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Average cloud cover in August
Nashua, IA

Average cloud cover in August - Nashua, IA
  • Average cloud cover in August: 33

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in August
Nashua, IA

Average visibility in August - Nashua, IA
  • Average visibility in August: 5mi

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

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Nashua, Iowa, USA

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