August weather forecast
Merrill, MI

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Weather in August

August, the last month of the summer in Merrill, is another warm month, with an average temperature ranging between min 59.4°F (15.2°C) and max 77.4°F (25.2°C).

Temperature

August's onset records a minor alteration in the average high-temperature to a still moderately hot 77.4°F (25.2°C) from July's 78.8°F (26°C). Nighttime temperature dips to a mean of 59.4°F (15.2°C) during August.

Humidity

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

Rainfall

In Merrill, in August, during 13.9 rainfall days, 2.09" (53mm) of precipitation is typically accumulated. Throughout the year, there are 144.5 rainfall days, and 22.13" (562mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

In Merrill, the average length of the day in August is 13h and 55min.
On the first day of the month, sunrise is at 6:27 am and sunset at 8:59 pm. On the last day of August, sunrise is at 7:01 am and sunset at 8:13 pm EDT.

Sunshine

In August, the average sunshine is 9.7h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The average daily UV index of 5 in August transforms into the following instructions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.

Frequently asked questions

What is the usual temperature for Merrill in August?

In August, the average high-temperature and low-temperature are 77.4°F (25.2°C) and 59.4°F (15.2°C) respectively.

What is the average humidity in August?

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

How much does it rain in August?

In Merrill, during August, the rain falls for 13.9 days and regularly aggregates up to 2.09" (53mm) of precipitation.

When it does not snow?

May through September are months without snowfall.

How many hours of daylight does Merrill have in August?

The average day length in August in Merrill is 13h and 55min.

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 6:27 am and sunset at 8:59 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 8:13 pm EDT.

How many hours of sunshine does Merrill have in August?

In August, the average sunshine duration is 9.7h.

What is the month with the highest UV index?

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

How high is the UV index in August in Merrill?

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

Average temperature in August - Merrill, MI
  • Average high temperature in August: 77.4°F

The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in August: 59.4°F

The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).

Average pressure in August
Merrill, MI

Average pressure in August - Merrill, MI
  • Average pressure in August: 29.96"Hg

The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in August
Merrill, MI

Average wind speed in August - Merrill, MI
  • Average wind speed in August: 6.7mph

The windiest months (with the highest average wind speed) are February and April (9.8mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).

Average humidity in August
Merrill, MI

Average humidity in August - Merrill, MI
  • Average humidity in August: 80%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (75%).

Average rainfall in August
Merrill, MI

Average rainfall in August - Merrill, MI
  • Average rainfall in August: 2.09"

The wettest month (with the highest rainfall) is May (2.72").
The driest month (with the least rainfall) is November (1.22").

Average rainfall days in August
Merrill, MI

Average rainfall days in August - Merrill, MI
  • Average rainfall days in August: 13.9 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is February (5.7 days).

Average snowfall in August
Merrill, MI

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

The month with the highest snowfall is January (5.08").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Merrill, MI

Average snowfall days in August - Merrill, MI
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (18.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Merrill, MI

Average daylight in August / Average sunshine in August - Merrill, MI
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in August: 9h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

Average sunshine days in August
Merrill, MI

Average sunshine days in August - Merrill, MI
  • Average sunshine days in August: 14.2 days

The month with the most sunshine days is September (16.5 days).
The month with the least sunshine days is February (8.4 days).

Average UV index in August
Merrill, MI

Average UV index in August - Merrill, MI
  • 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 and December (UV index 1).

Average cloud cover in August
Merrill, MI

Average cloud cover in August - Merrill, MI
  • Average cloud cover in August: 33

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in August
Merrill, MI

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

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

Merrill, Michigan, USA

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