August weather forecast
Johnstown, NY

Weather in August

The last month of the summer, August, is also a moderately hot month in Johnstown, New York, with an average temperature fluctuating between 77.4°F (25.2°C) and 56.8°F (13.8°C).

Temperature

In Johnstown, the average high-temperature in August is essentially the same as in July - a still warm 77.4°F (25.2°C). In Johnstown, in August, the average low-temperature is 56.8°F (13.8°C).

Humidity

In Johnstown, New York, the average relative humidity in August is 78%.

Rainfall

In August, the rain falls for 15.3 days. Throughout August, 2.64" (67mm) of precipitation is accumulated. In Johnstown, during the entire year, the rain falls for 165.5 days and collects up to 33.74" (857mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In August, the average length of the day is 13h and 53min.
On the first day of the month, sunrise is at 5:48 am and sunset at 8:19 pm. On the last day of August, sunrise is at 6:20 am and sunset at 7:34 pm EDT.

Sunshine

In Johnstown, the average sunshine in August is 10.2h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: The average daily UV index of 5 in August transform into the following instructions:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in August in Johnstown?

In August, in Johnstown, the average high-temperature is 77.4°F (25.2°C), and the average low-temperature is 56.8°F (13.8°C).

What is the average humidity in August in Johnstown?

In Johnstown, New York, the average relative humidity in August is 78%.

How much does it rain in Johnstown in August?

In Johnstown, in August, during 15.3 rainfall days, 2.64" (67mm) of precipitation is typically accumulated.

When it does not snow in Johnstown?

In Johnstown, New York, snow does not fall in June through September.

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

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

When are sunrise and sunset in August in Johnstown?

In August, on the first day of the month, sunrise is at 5:48 am and sunset at 8:19 pm. On the last day of the month, in Johnstown, New York, sunrise is at 6:20 am and sunset at 7:34 pm EDT.

How many hours of sunshine does Johnstown have in August?

In Johnstown, the average sunshine duration in August is 10.2h.

What are the months with the highest UV index in Johnstown?

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 Johnstown?

In Johnstown, the average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Johnstown, NY

Average temperature in August - Johnstown, NY
  • Average high temperature in August: 77.4°F

The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (26.6°F).

  • Average low temperature in August: 56.8°F

The month with the highest average low temperature is July (58.1°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).

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Average pressure in August
Johnstown, NY

Average pressure in August - Johnstown, NY
  • Average pressure in August: 29.98"Hg

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

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Average wind speed in August
Johnstown, NY

Average wind speed in August - Johnstown, NY
  • Average wind speed in August: 5.7mph

The windiest months (with the highest average wind speed) are January and February (8.5mph).
The calmest months (with the lowest average wind speed) are August and September (5.7mph).

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Average humidity in August
Johnstown, NY

Average humidity in August - Johnstown, NY
  • Average humidity in August: 78%

The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April and May (76%).

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Average rainfall in August
Johnstown, NY

Average rainfall in August - Johnstown, NY
  • Average rainfall in August: 2.64"

The wettest month (with the highest rainfall) is May (3.46").
The driest month (with the least rainfall) is September (2.13").

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Average rainfall days in August
Johnstown, NY

Average rainfall days in August - Johnstown, NY
  • Average rainfall days in August: 15.3 days

The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is February (8.9 days).

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Average snowfall in August
Johnstown, NY

Average snowfall in August - Johnstown, NY
  • Average snowfall in August: 0"

The month with the highest snowfall is February (11.54").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Johnstown, NY

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

The month with the highest number of snowfall days is January (17.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Johnstown, NY

Average daylight in August / Average sunshine in August - Johnstown, NY
  • Average daylight in August: 13h and 53min

The month with the longest days is June (Average daylight: 15h and 19min).
The month with the shortest days is December (Average daylight: 9h and 4min).

  • Average sunshine in August: 10h and 12min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).

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Average sunshine days in August
Johnstown, NY

Average sunshine days in August - Johnstown, NY
  • Average sunshine days in August: 12.3 days

The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is February (8.4 days).

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Average UV index in August
Johnstown, NY

Average UV index in August - Johnstown, NY
  • 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, February and December (UV index 1).

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Average cloud cover in August
Johnstown, NY

Average cloud cover in August - Johnstown, NY
  • Average cloud cover in August: 34

The month with the most cloud cover is February (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 34).

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Average visibility in August
Johnstown, NY

Average visibility in August - Johnstown, NY
  • Average visibility in August: 5mi

The month with the highest visibility is April (6mi).
The month with the lowest visibility is February (4mi).

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