August weather forecast
Ulmer, IA

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Weather in August

August, the last month of the summer in Ulmer, is also a moderately hot month, with an average temperature fluctuating between 79.2°F (26.2°C) and 61.3°F (16.3°C).

Temperature

The average high-temperature is a still moderately hot 79.2°F (26.2°C) in August, hardly different from the 81.3°F (27.4°C) recorded in July. In the month of August, Ulmer's average low-temperature falls to a comfortable 61.3°F (16.3°C).

Humidity

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

Rainfall

In Ulmer, Iowa, in August, during 11.4 rainfall days, 1.77" (45mm) of precipitation is typically accumulated. In Ulmer, during the entire year, the rain falls for 107.9 days and collects up to 15.04" (382mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in August in Ulmer is 13h and 50min.
On the first day of August, sunrise is at 6:13 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 7:54 pm CDT.

Sunshine

In August, the average sunshine in Ulmer is 9.5h.

UV index

In Ulmer, Iowa, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: In August, an average UV index of 5 transforms into the following instructions:
Undertake protective steps - Preventing sun damage is advised. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
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Frequently asked questions

What are August temperatures in Ulmer?

During August, Ulmer experiences an average high-temperature of 79.2°F (26.2°C) and a low-temperature of 61.3°F (16.3°C). In July, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is appraised at 87.8°F (31°C).

What is the average humidity in August in Ulmer?

The average relative humidity in August in Ulmer, Iowa, is 80%.

How many days does it rain in August in Ulmer?

In Ulmer, Iowa, in August, it is raining for 11.4 days, with typically 1.77" (45mm) of accumulated precipitation.

When it does not snow in Ulmer?

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

How many hours of daylight does Ulmer have in August?

The average day length in August in Ulmer is 13h and 50min.

What time are sunrise and sunset in August in Ulmer?

In August, on the first day of the month, sunrise is at 6:13 am and sunset at 8:38 pm. On the last day of the month, in Ulmer, sunrise is at 6:44 am and sunset at 7:54 pm CDT.

How long on average sun shines in August in Ulmer?

The average sunshine duration in August is 9.5h.

How high is the UV index in August in Ulmer?

The average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Ulmer, IA

Average temperature in August - Ulmer, IA
  • Average high temperature in August: 79.2°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (25.2°F).

  • Average low temperature in August: 61.3°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (13.1°F).

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Average pressure in August
Ulmer, IA

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in August
Ulmer, IA

Average wind speed in August - Ulmer, IA
  • Average wind speed in August: 7.6mph

The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.4mph).

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Average humidity in August
Ulmer, IA

Average humidity in August - Ulmer, IA
  • Average humidity in August: 80%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is April (67%).

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Average rainfall in August
Ulmer, IA

Average rainfall in August - Ulmer, IA
  • Average rainfall in August: 1.77"

The wettest month (with the highest rainfall) is May (2.48").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in August
Ulmer, IA

Average rainfall days in August - Ulmer, IA
  • Average rainfall days in August: 11.4 days

The month with the highest number of rainy days is June (15 days).
The month with the least rainy days is February (2.5 days).

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Average snowfall in August
Ulmer, IA

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

The month with the highest snowfall is February (2.68").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Ulmer, IA

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

The month with the highest number of snowfall days is January (9.1 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
Ulmer, IA

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

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in August: 9h and 3min

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
Ulmer, IA

Average sunshine days in August - Ulmer, IA
  • Average sunshine days in August: 16.3 days

The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is June (12 days).

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Average UV index in August
Ulmer, IA

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

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

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Average cloud cover in August
Ulmer, IA

Average cloud cover in August - Ulmer, IA
  • Average cloud cover in August: 32

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is July (Cloud cover 29).

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Average visibility in August
Ulmer, IA

Average visibility in August - Ulmer, IA
  • 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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Ulmer, Iowa, USA

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