August weather forecast and climate
Marcy, NY

The last month of the summer, August, is another warm month in Marcy, New York, with temperature in the range of an average high of 75.7°F (24.3°C) and an average low of 56.3°F (13.5°C).

Temperature

In August, the average high-temperature is almost the same as in July - a still moderately hot 75.7°F (24.3°C). In August, in Marcy, the average low-temperature is 56.3°F (13.5°C).

Humidity

The average relative humidity in Marcy, New York, is 81%.

Rainfall

In Marcy, in August, it is raining for 17.9 days, with typically 3.11" (79mm) of accumulated precipitation. Throughout the year, there are 175.3 rainfall days, and 38.9" (988mm) of precipitation is accumulated.

Snowfall

In Marcy snow does not fall in June through September.

Daylight

In Marcy, the average length of the day is 13.9h.

Sunshine

In August, the average sunshine in Marcy, New York, is 9.8h.

UV index

June through August, with an average maximum UV index of 5, are months with the highest UV index in Marcy. A UV Index of 3 to 5 symbolizes a moderate threat to health from the exposure to the Sun's UV radiation for the average person.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in August in Marcy?

The average high-temperature, in August, is 75.7°F (24.3°C), while the average low-temperature is 56.3°F (13.5°C).

What is the average humidity in August in Marcy?

In Marcy, the average relative humidity in August is 81%.

How many days does it rain in August in Marcy?

In Marcy, New York, in August, during 17.9 rainfall days, 3.11" (79mm) of precipitation is typically accumulated.

When it does not snow in Marcy?

In Marcy snow does not fall in June through September.

What is the average length of the day in August in Marcy?

The average length of the day in August is 13.9h.

How long on average sun shines in August in Marcy?

In Marcy, New York, the average sunshine in August is 9.8h.

When is the highest UV index in Marcy?

Months with the highest UV index in Marcy are June through August, with an average maximum UV index of 5.

What is the UV index reading in August in Marcy?

In August, the average daily maximum UV index in Marcy, New York, is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV rays.
Average temperature in August - Marcy, NY
  • Average high temperature in August: 24.3°C

The warmest month (with the highest average high temperature) is July (25.5°C).
The month with the lowest average high temperature is January (-3.1°C).

  • Average low temperature in August: 13.5°C

The month with the highest average low temperature is July (14.4°C).
The coldest month (with the lowest average low temperature) is January (-9.4°C).

Average pressure in August - Marcy, NY
  • Average pressure in August: 1015.1mbar

The month with the highest atmospheric pressure is November (1019mbar).
The month with the lowest atmospheric pressure is June (1013.2mbar).

Average wind speed in August - Marcy, NY
  • Average wind speed in August: 9.4km/h

The windiest month (with the highest average wind speed) is January (15.6km/h).
The calmest month (with the lowest average wind speed) is August (9.4km/h).

Average humidity in August - Marcy, NY
  • Average humidity in August: 81%

Months with the highest relative humidity are January and February (88%).
Months with the lowest relative humidity are April and May (78%).

Average rainfall in August - Marcy, NY
  • Average rainfall in August: 79mm

The wettest month (with the highest rainfall) is April (97mm).
The driest month (with the least rainfall) is September (66mm).

Average rainfall days in August - Marcy, NY
  • Average rainfall days in August: 17.9 days

The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is February (8.2 days).

Average snowfall in August - Marcy, NY
  • Average snowfall in August: 0mm

The month with the highest snowfall is January (285mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in August - Marcy, NY
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (20.8 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August / Average sunshine in August - Marcy, NY
  • Average daylight in August: 13.9h

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9h).

  • Average sunshine in August: 9.8h

The month with the most sunshine is July (Average sunshine: 10.1h).
The month with the least sunshine is February (Average sunshine: 2.4h).

Average sunshine days in August - Marcy, NY
  • Average sunshine days in August: 10.9 days

The month with the most sunshine days is September (13.4 days).
The month with the least sunshine days is February (4.4 days).

Average UV index in August - Marcy, NY
  • Average UV index in August: 5

Months with the highest UV index are June, July and August (UV index 5).
Months with the lowest UV index are January, February and December (UV index 1).

Average cloud cover in August - Marcy, NY
  • Average cloud cover in August: 36

The month with the most cloud cover is February (Cloud cover 75).
Months with the least cloud cover are July and August (Cloud cover 36).

Average visibility in August - Marcy, NY
  • Average visibility in August: 8km

Months with the highest visibility are March, April, May, June, July, August, September, October, November and December (8km).
Months with the lowest visibility are January and February (7km).