August weather forecast
Plymouth, MI

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Weather in August

August, the last month of the summer in Plymouth, is another warm month, with temperature in the range of an average low of 62.1°F (16.7°C) and an average high of 78.4°F (25.8°C).

Temperature

The onset of August brings with it an average high-temperature of a still warm 78.4°F (25.8°C), showing a negligible variation from the month before. The low-temperature average for Plymouth during August stands at an enjoyable 62.1°F (16.7°C).

Humidity

The average relative humidity in August in Plymouth is 77%.

Rainfall

In Plymouth, during August, the rain falls for 12.2 days and regularly aggregates up to 1.38" (35mm) of precipitation. In Plymouth, during the entire year, the rain falls for 123.8 days and collects up to 11.73" (298mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In Plymouth, the average length of the day in August is 13h and 51min.
On the first day of the month, sunrise is at 6:27 am and sunset at 8:53 pm. On the last day of August, sunrise is at 6:58 am and sunset at 8:09 pm EDT.

Sunshine

The average sunshine in August is 10.1h.

UV index

The months with the highest UV index in Plymouth are June through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: In August, a daily UV index of 6 turns into the following recommendations:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Updated: Jul 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are August temperatures?

The high-temperature in Plymouth during August is 78.4°F (25.8°C) and the low-temperature is 62.1°F (16.7°C).

What is the average humidity in August?

The average relative humidity in August is 77%.

How many days does it rain in August?

In Plymouth, Michigan, during August, the rain falls for 12.2 days and regularly aggregates up to 1.38" (35mm) of precipitation.

When it does not snow?

In Plymouth, snow does not fall in May through October.

How many hours of daylight does Plymouth have in August?

The average day length in August is 13h and 51min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:27 am and sunset at 8:53 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 8:09 pm EDT.

How many hours of sunshine does Plymouth have in August?

The average sunshine duration in August is 10.1h.

What is the month with the highest UV index in Plymouth?

The months with the highest UV index are June through August, with an average maximum UV index of 6.

How high is the UV index in August?

In August, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high 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
Plymouth, MI

Average temperature in August - Plymouth, MI
  • Average high temperature in August: 78.4°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (28.4°F).

  • Average low temperature in August: 62.1°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).

Average pressure in August
Plymouth, MI

Average pressure in August - Plymouth, MI
  • Average pressure in August: 29.98"Hg

The months with the highest atmospheric pressure are March and November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
Plymouth, MI

Average wind speed in August - Plymouth, MI
  • Average wind speed in August: 6.6mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).

Average humidity in August
Plymouth, MI

Average humidity in August - Plymouth, MI
  • Average humidity in August: 77%

The months with the highest relative humidity are January and February (85%).
The month with the lowest relative humidity is April (75%).

Average rainfall in August
Plymouth, MI

Average rainfall in August - Plymouth, MI
  • Average rainfall in August: 1.38"

The wettest month (with the highest rainfall) is May (1.69").
The driest month (with the least rainfall) is December (0.51").

Average rainfall days in August
Plymouth, MI

Average rainfall days in August - Plymouth, MI
  • Average rainfall days in August: 12.2 days

The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is February (4.6 days).

Average snowfall in August
Plymouth, MI

Average snowfall in August - Plymouth, MI
  • Average snowfall in August: 0"

The month with the highest snowfall is February (1.97").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Plymouth, MI

Average snowfall days in August - Plymouth, MI
  • 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
Plymouth, MI

Average daylight in August / Average sunshine in August - Plymouth, MI
  • 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 6min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in August
Plymouth, MI

Average sunshine days in August - Plymouth, MI
  • Average sunshine days in August: 15.6 days

The month with the most sunshine days is October (18.6 days).
The month with the least sunshine days is April (13 days).

Average UV index in August
Plymouth, MI

Average UV index in August - Plymouth, MI
  • Average UV index in August: 6

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

Average cloud cover in August
Plymouth, MI

Average cloud cover in August - Plymouth, MI
  • Average cloud cover in August: 31

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is July (Cloud cover 29).

Average visibility in August
Plymouth, MI

Average visibility in August - Plymouth, MI
  • Average visibility in August: 6mi

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

Plymouth, Michigan, USA

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