August weather forecast
Ronkonkoma, NY

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Weather in August

August, the last month of the summer in Ronkonkoma, is another warm month, with temperature in the range of an average high of 78.1°F (25.6°C) and an average low of 71.8°F (22.1°C).

Temperature

August registers as the month with the highest average temperatures, reaching 78.1°F (25.6°C) at its peak and 71.8°F (22.1°C) at the lowest.

Humidity

In August, the average relative humidity in Ronkonkoma is 74%.

Rainfall

In August, the rain falls for 15.7 days. Throughout August, 3.27" (83mm) of precipitation is accumulated. In Ronkonkoma, during the entire year, the rain falls for 155.3 days and collects up to 34.84" (885mm) of precipitation.

Snowfall

In Ronkonkoma, snow does not fall in April, June through September and November.

Daylight

The average length of the day in August is 13h and 45min.
On the first day of August in Ronkonkoma, sunrise is at 5:49 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 7:26 pm EDT.

Sunshine

In August, the average sunshine is 10.7h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In August, the maximum UV index of 6 suggests this advice:
Resist extreme sun exposure. Guarding against solar damage is essential. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
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Frequently asked questions

What month is the hottest in Ronkonkoma?

August is the warmest month of the year, registering average temperatures as high as 78.1°F (25.6°C) and as low as 71.8°F (22.1°C).

What is the average August temperature in Ronkonkoma?

In August, the average high-temperature and low-temperature in Ronkonkoma are 78.1°F (25.6°C) and 71.8°F (22.1°C) respectively.

What is the average humidity in August in Ronkonkoma?

In Ronkonkoma, the average relative humidity in August is 74%.

How much does it rain in Ronkonkoma in August?

In Ronkonkoma, New York, in August, it is raining for 15.7 days, with typically 3.27" (83mm) of accumulated precipitation.

When it does not snow in Ronkonkoma?

In Ronkonkoma, New York, snow does not fall in April, June through September and November.

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

The average day length in August in Ronkonkoma, New York, is 13h and 45min.

When are sunrise and sunset in August in Ronkonkoma?

On the first day of August in Ronkonkoma, New York, sunrise is at 5:49 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 7:26 pm EDT.

How long on average sun shines in August in Ronkonkoma?

In August, the average sunshine duration in Ronkonkoma, New York, is 10.7h.

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

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 Ronkonkoma?

In Ronkonkoma, New York, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health threat from unprotected exposure to UV radiation.
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
Ronkonkoma, NY

Average temperature in August - Ronkonkoma, NY
  • Average high temperature in August: 78.1°F

The warmest month (with the highest average high temperature) is August (78.1°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in August: 71.8°F

The month with the highest average low temperature is August (71.8°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).

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Average pressure in August
Ronkonkoma, NY

Average pressure in August - Ronkonkoma, 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 (29.93"Hg).

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Average wind speed in August
Ronkonkoma, NY

Average wind speed in August - Ronkonkoma, NY
  • Average wind speed in August: 9mph

The windiest month (with the highest average wind speed) is January (13.8mph).
The calmest months (with the lowest average wind speed) are July and August (9mph).

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Average humidity in August
Ronkonkoma, NY

Average humidity in August - Ronkonkoma, NY
  • Average humidity in August: 74%

The months with the highest relative humidity are May and June (78%).
The month with the lowest relative humidity is November (71%).

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Average rainfall in August
Ronkonkoma, NY

Average rainfall in August - Ronkonkoma, NY
  • Average rainfall in August: 3.27"

The wettest month (with the highest rainfall) is December (3.74").
The driest month (with the least rainfall) is January (2.17").

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Average rainfall days in August
Ronkonkoma, NY

Average rainfall days in August - Ronkonkoma, NY
  • Average rainfall days in August: 15.7 days

The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is January (8.3 days).

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Average snowfall in August
Ronkonkoma, NY

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

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

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Average snowfall days in August
Ronkonkoma, NY

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

The month with the highest number of snowfall days is February (4.6 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
Ronkonkoma, NY

Average daylight in August / Average sunshine in August - Ronkonkoma, NY
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in August: 10h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in August
Ronkonkoma, NY

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

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is July (11.3 days).

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Average UV index in August
Ronkonkoma, NY

Average UV index in August - Ronkonkoma, NY
  • Average UV index in August: 6

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March and December (UV index 2).

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Average cloud cover in August
Ronkonkoma, NY

Average cloud cover in August - Ronkonkoma, NY
  • Average cloud cover in August: 27

The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in August
Ronkonkoma, NY

Average visibility in August - Ronkonkoma, NY
  • Average visibility in August: 6mi

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

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Ronkonkoma, New York, USA

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