August weather forecast
Norway, IA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Norway, Iowa, with an average temperature fluctuating between 62.1°F (16.7°C) and 79.5°F (26.4°C).

Temperature

The introduction of August sees an average high-temperature of a still moderately hot 79.5°F (26.4°C), hardly deviating from July. During August, the average low-temperature is a comfortable 62.1°F (16.7°C).

Humidity

The average relative humidity in August is 80%.

Rainfall

In Norway, during August, the rain falls for 11.9 days and regularly aggregates up to 1.22" (31mm) of precipitation. In Norway, during the entire year, the rain falls for 120.7 days and collects up to 18.31" (465mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in August is 13h and 49min.
On the first day of August in Norway, sunrise is at 6:02 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 7:42 pm CDT.

Sunshine

The average sunshine in August is 9.9h.

UV index

The average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: In August, the maximum UV index of 5 translates into these guidelines:
Make use of precautions - It is urged to ward off sun damage. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.

Frequently asked questions

What are August temperatures?

The high-temperature during August is 79.5°F (26.4°C) and the low-temperature is 62.1°F (16.7°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in July is appraised at 86°F (30°C).

What is the average humidity in August?

In Norway, the average relative humidity in August is 80%.

How much does it rain in August?

In Norway, in August, during 11.9 rainfall days, 1.22" (31mm) of precipitation is typically accumulated.

When it does not snow?

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

How many hours of daylight does Norway have in August?

In Norway, the average day length in August is 13h and 49min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:02 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 7:42 pm CDT.

How long on average sun shines in August?

In August, the average sunshine duration is 9.9h.

What is the UV index reading in August?

In August, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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
Norway, IA

Average temperature in August - Norway, IA
  • Average high temperature in August: 79.5°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (26.2°F).

  • Average low temperature in August: 62.1°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (14.2°F).

Average pressure in August
Norway, IA

Average pressure in August - Norway, IA
  • Average pressure in August: 29.97"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in August
Norway, IA

Average wind speed in August - Norway, IA
  • Average wind speed in August: 7mph

The windiest months (with the highest average wind speed) are January and April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity in August
Norway, IA

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

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (73%).

Average rainfall in August
Norway, IA

Average rainfall in August - Norway, IA
  • Average rainfall in August: 1.22"

The wettest month (with the highest rainfall) is May (3.07").
The driest months (with the least rainfall) are January and February (0.63").

Average rainfall days in August
Norway, IA

Average rainfall days in August - Norway, IA
  • Average rainfall days in August: 11.9 days

The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is February (3 days).

Average snowfall in August
Norway, IA

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

The month with the highest snowfall is January (2.64").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Norway, IA

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

The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Norway, 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 5min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in August
Norway, IA

Average sunshine days in August - Norway, IA
  • Average sunshine days in August: 17 days

The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is June (11.8 days).

Average UV index in August
Norway, IA

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

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

Average cloud cover in August
Norway, IA

Average cloud cover in August - Norway, IA
  • Average cloud cover in August: 30

The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are August and September (Cloud cover 30).

Average visibility in August
Norway, IA

Average visibility in August - Norway, IA
  • 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).

Norway, Iowa, USA

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