Ronkonkoma
New York, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Ronkonkoma, NY

January, like December, in Ronkonkoma, New York, is another cold winter month, with average temperature varying between 30.2°F (-1°C) and 37.9°F (3.3°C). With an average high-temperature of 37.9°F (3.3°C) and an average low-temperature of 30.2°F (-1°C), January is the coldest month. Weather in January »

February, the last month of the winter, in Ronkonkoma, is also a wintry month, with average temperature ranging between min 31.3°F (-0.4°C) and max 39.7°F (4.3°C). In February, the average high-temperature is essentially the same as in January - a still wintry 39.7°F (4.3°C). Weather in February »

The first month of the spring, March, is a frosty month in Ronkonkoma, New York, with temperature in the range of an average low of 36.3°F (2.4°C) and an average high of 44.2°F (6.8°C). In March, the average high-temperature is practically the same as in February - a chilly 44.2°F (6.8°C). Weather in March »

April in Ronkonkoma, New York, is a cool spring month, with average temperature ranging between max 52.3°F (11.3°C) and min 45.1°F (7.3°C). In Ronkonkoma, New York, the average high-temperature in April slightly increases, from a frosty 44.2°F (6.8°C) in March, to a cool 52.3°F (11.3°C). Weather in April »

The last month of the spring, May, is a comfortable month in Ronkonkoma, New York, with average temperature varying between 54.3°F (12.4°C) and 61.2°F (16.2°C). In Ronkonkoma, the average high-temperature slightly increases, from a fresh 52.3°F (11.3°C) in April, to a comfortable 61.2°F (16.2°C). Weather in May »

The first month of the summer, June, is a pleasant month in Ronkonkoma, New York, with average temperature varying between 70.7°F (21.5°C) and 63.5°F (17.5°C). In Ronkonkoma, the average high-temperature rises, from a comfortable 61.2°F (16.2°C) in May, to an agreeable 70.7°F (21.5°C). Weather in June »

July is a moderately hot summer month in Ronkonkoma, New York, with average temperature ranging between max 77.9°F (25.5°C) and min 71.6°F (22°C). In Ronkonkoma, the average high-temperature marginally rises, from an agreeable 70.7°F (21.5°C) in June, to a moderately hot 77.9°F (25.5°C). Weather in July »

The last month of the summer, August, is also a moderately hot month in Ronkonkoma, New York, 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). With an average high-temperature of 78.1°F (25.6°C) and an average low-temperature of 71.8°F (22.1°C), August is the warmest month. Weather in August »

September, the first month of the autumn, in Ronkonkoma, is also an agreeable month, with average temperature varying between 72.1°F (22.3°C) and 65.3°F (18.5°C). In September, the average high-temperature slightly decreases, from a warm 78.1°F (25.6°C) in August, to an agreeable 72.1°F (22.3°C). Weather in September »

October, like September, in Ronkonkoma, New York, is another comfortable autumn month, with average temperature varying between 62.4°F (16.9°C) and 55.8°F (13.2°C). In Ronkonkoma, the average high-temperature drops, from an agreeable 72.1°F (22.3°C) in September, to a comfortable 62.4°F (16.9°C). Weather in October »

The last month of the autumn, November, is also a fresh month in Ronkonkoma, New York, with average temperature fluctuating between 52.3°F (11.3°C) and 45°F (7.2°C). In November, the average high-temperature decreases, from an enjoyable 62.4°F (16.9°C) in October, to a fresh 52.3°F (11.3°C). Weather in November »

December, the first month of the winter, in Ronkonkoma, is also a frosty month, with average temperature ranging between min 37.2°F (2.9°C) and max 44.1°F (6.7°C). In December, the average high-temperature slightly decreases, from a fresh 52.3°F (11.3°C) in November, to a chilly 44.1°F (6.7°C). Weather in December »

What is the coldest month in Ronkonkoma?

January is the coldest month, with an average high-temperature of 37.9°F (3.3°C) and an average low-temperature of 30.2°F (-1°C).

How much does it rain in Ronkonkoma?

Throughout the year, in Ronkonkoma, New York, there are 155.3 rainfall days, and 34.84" (885mm) of precipitation is accumulated.

What is the driest month in Ronkonkoma?

January is the month with the least rainfall in Ronkonkoma, New York. Rain falls for 8.3 days and accumulates 2.17" (55mm) of precipitation.

When does it snow in Ronkonkoma?

January through March, May, October and December are months with snowfall in Ronkonkoma, New York.

How many days does it snow in Ronkonkoma?

In Ronkonkoma, New York, during the entire year, snow falls for 14.7 days, and aggregates up to 6.14" (156mm) of snow.

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

Months with the lowest UV index in Ronkonkoma are January through March and December, with an average maximum UV index of 2.

What is the month with the least sunshine in Ronkonkoma?

The month with the least sunshine in Ronkonkoma is February, with an average of 4.8h of sunshine.

What is the snowiest month in Ronkonkoma?

March is the month with the most snowfall in Ronkonkoma, New York. Snow falls for 2.5 days and accumulates 2.13" (54mm) of snow.

When it does not snow in Ronkonkoma?

April, June through September and November are months without snowfall in Ronkonkoma, New York.

What is the most humid month in Ronkonkoma?

Months with the highest humidity in Ronkonkoma, New York, are May and June, with an average relative humidity of 78%.

When are the longest days in Ronkonkoma?

The month with the longest days in Ronkonkoma, New York, is June, with an average of 15.1h of daylight.

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

June through August, with an average maximum UV index of 6, are months with the highest UV index in Ronkonkoma, New York.

What month has the most sunshine in Ronkonkoma?

The month with the most sunshine in Ronkonkoma is July, with an average of 10.8h of sunshine.

What is the warmest month in Ronkonkoma?

August is the warmest month, with an average high-temperature of 78.1°F (25.6°C) and an average low-temperature of 71.8°F (22.1°C).

What is the least humid month in Ronkonkoma?

The least humid month is November, with an average relative humidity of 71%.

What is the wettest month in Ronkonkoma?

December is the month with the most rainfall in Ronkonkoma, New York. Rain falls for 12.3 days and accumulates 3.74" (95mm) of precipitation.

What is the month with the shortest days in Ronkonkoma?

December has the shortest days of the year in Ronkonkoma, New York, with an average of 9.3h of daylight.
Average temperature - Ronkonkoma, NY
Average humidity - Ronkonkoma, NY
Average rainfall - Ronkonkoma, NY

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

Average rainfall days - Ronkonkoma, NY

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).

Average snowfall - Ronkonkoma, NY

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

Average snowfall days - Ronkonkoma, NY

The month with the highest number of snowfall days is February (4.6 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine - Ronkonkoma, NY

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

The month with the most sunshine is July (Average sunshine: 10.8h).
The month with the least sunshine is February (Average sunshine: 4.8h).

Average UV index - Ronkonkoma, NY