August weather forecast
Palmyra, WI

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Weather in August

The last month of the summer, August, is another warm month in Palmyra, Wisconsin, with an average temperature fluctuating between 59.9°F (15.5°C) and 77.5°F (25.3°C).

Temperature

At the start of August, Palmyra's average high-temperature reaches a still moderately hot 77.5°F (25.3°C), subtly different from the preceding month. Palmyra records a steady low-temperature average of 59.9°F (15.5°C) during August.

Humidity

The average relative humidity in August in Palmyra is 83%.

Rainfall

In Palmyra, during August, the rain falls for 13.8 days and regularly aggregates up to 1.69" (43mm) of precipitation. Throughout the year, there are 121.6 rainfall days, and 14.06" (357mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In August, the average length of the day in Palmyra is 13h and 53min.
On the first day of August, sunrise is at 5:46 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:18 am and sunset at 7:30 pm CDT.

Sunshine

The months with the most sunshine are July and August, with an average of 9.7h of sunshine.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index, 5 during August, leads to the following recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Updated: Aug 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in August?

The high-temperature during August is 77.5°F (25.3°C) and the low-temperature is 59.9°F (15.5°C).

What is the average humidity in August?

In Palmyra, the average relative humidity in August is 83%.

How many days does it rain in August?

In Palmyra, in August, during 13.8 rainfall days, 1.69" (43mm) of precipitation is typically accumulated.

When it does not snow?

June through September are months without snowfall.

How many hours of daylight does Palmyra have in August?

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

When is the sunrise / sunset in August in Palmyra?

On the first day of August, sunrise is at 5:46 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:18 am and sunset at 7:30 pm CDT.

What is the month with the most sunshine?

The months with the most sunshine are July and August, with an average of 9.7h of sunshine.

How long on average sun shines in August?

In Palmyra, the average sunshine duration in August is 9.7h.

When is the highest UV index in Palmyra?

May through August, with an average maximum UV index of 5, are months with the highest UV index.

How high is the UV index in August?

In Palmyra, the average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe 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
Palmyra, WI

Average temperature in August - Palmyra, WI
  • Average high temperature in August: 77.5°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (24.3°F).

  • Average low temperature in August: 59.9°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (12.2°F).

Average pressure in August
Palmyra, WI

Average pressure in August - Palmyra, WI
  • Average pressure in August: 29.97"Hg

The months with the highest atmospheric pressure are January and February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in August
Palmyra, WI

Average wind speed in August - Palmyra, WI
  • Average wind speed in August: 6.3mph

The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

Average humidity in August
Palmyra, WI

Average humidity in August - Palmyra, WI
  • Average humidity in August: 83%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (76%).

Average rainfall in August
Palmyra, WI

Average rainfall in August - Palmyra, WI
  • Average rainfall in August: 1.69"

The wettest month (with the highest rainfall) is July (1.93").
The driest month (with the least rainfall) is December (0.55").

Average rainfall days in August
Palmyra, WI

Average rainfall days in August - Palmyra, WI
  • Average rainfall days in August: 13.8 days

The months with the highest number of rainy days are May and July (15.7 days).
The month with the least rainy days is January (2.8 days).

Average snowfall in August
Palmyra, WI

Average snowfall in August - Palmyra, WI
  • Average snowfall in August: 0"

The month with the highest snowfall is January (2.13").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Palmyra, WI

Average snowfall days in August - Palmyra, WI
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Palmyra, WI

Average daylight in August / Average sunshine in August - Palmyra, WI
  • 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 42min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

Average sunshine days in August
Palmyra, WI

Average sunshine days in August - Palmyra, WI
  • Average sunshine days in August: 13 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (11.6 days).

Average UV index in August
Palmyra, WI

Average UV index in August - Palmyra, WI
  • Average UV index in August: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).

Average cloud cover in August
Palmyra, WI

Average cloud cover in August - Palmyra, WI
  • Average cloud cover in August: 34

The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in August
Palmyra, WI

Average visibility in August - Palmyra, WI
  • Average visibility in August: 5mi

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

Palmyra, Wisconsin, USA

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