Monthly weather forecast and climate
Altona, NY

January, like December, is a freezing cold winter month in Altona, New York, with average temperature varying between 23.5°F (-4.7°C) and 10.6°F (-11.9°C). The coldest month is January, with an average high-temperature of 23.5°F (-4.7°C) and an average low-temperature of 10.6°F (-11.9°C). Weather in January »

The last month of the winter, February, is another freezing cold month in Altona, New York, with temperature in the range of an average high of 25.7°F (-3.5°C) and an average low of 13.1°F (-10.5°C). In Altona, the average high-temperature is almost the same as in January - a still subzero cold 25.7°F (-3.5°C). Weather in February »

The first month of the spring, March, is a wintry month in Altona, New York, with average temperature fluctuating between 22.3°F (-5.4°C) and 35.2°F (1.8°C). In March, the average high-temperature rises, from a freezing cold 25.7°F (-3.5°C) in February, to a cold 35.2°F (1.8°C). Weather in March »

April in Altona, New York, is a fresh spring month, with average temperature fluctuating between 34°F (1.1°C) and 50°F (10°C). In April, the average high-temperature soars, from a wintry 35.2°F (1.8°C) in March, to a fresh 50°F (10°C). Weather in April »

The last month of the spring, May, is a comfortable month in Altona, New York, with average temperature ranging between max 64.6°F (18.1°C) and min 46.6°F (8.1°C). In Altona, the average high-temperature in May soars, from a fresh 50°F (10°C) in April, to a comfortable 64.6°F (18.1°C). Weather in May »

June, the first month of the summer, in Altona, is an agreeable month, with average temperature varying between 71.2°F (21.8°C) and 53.6°F (12°C). In June, the average high-temperature marginally rises, from a comfortable 64.6°F (18.1°C) in May, to a pleasant 71.2°F (21.8°C). Weather in June »

July in Altona, New York, is a warm summer month, with average temperature ranging between min 59.7°F (15.4°C) and max 77.4°F (25.2°C). With an average high-temperature of 77.4°F (25.2°C) and an average low-temperature of 59.7°F (15.4°C), July is the warmest month. Weather in July »

The last month of the summer, August, is also a moderately hot month in Altona, New York, with average temperature ranging between min 58.3°F (14.6°C) and max 75.7°F (24.3°C). In Altona, New York, the average high-temperature in August is relatively the same as in July - a still warm 75.7°F (24.3°C). Weather in August »

The first month of the autumn, September, is still a pleasant month in Altona, New York, with average temperature fluctuating between 69.1°F (20.6°C) and 50.9°F (10.5°C). In Altona, the average high-temperature marginally drops, from a warm 75.7°F (24.3°C) in August, to an agreeable 69.1°F (20.6°C). Weather in September »

October, the same as September, is another fresh autumn month in Altona, New York, with average temperature varying between 41.7°F (5.4°C) and 55°F (12.8°C). In Altona, New York, the average high-temperature in October decreases, from an agreeable 69.1°F (20.6°C) in September, to a fresh 55°F (12.8°C). Weather in October »

The last month of the autumn, November, is also a wintry month in Altona, New York, with average temperature varying between 29.5°F (-1.4°C) and 41.7°F (5.4°C). In Altona, the average high-temperature drops, from a fresh 55°F (12.8°C) in October, to a cold 41.7°F (5.4°C). Weather in November »

The first month of the winter, December, is still a freezing cold month in Altona, New York, with average temperature fluctuating between 19.6°F (-6.9°C) and 29.3°F (-1.5°C). In Altona, the average high-temperature drops, from a cold 41.7°F (5.4°C) in November, to a subzero cold 29.3°F (-1.5°C). Weather in December »

What is the coldest month in Altona?

The coldest month in Altona is January, with an average high-temperature of 23.5°F (-4.7°C) and an average low-temperature of 10.6°F (-11.9°C).

What are the most humid months in Altona?

Months with the highest humidity in Altona, New York, are January and February, with an average relative humidity of 89%.

How much does it rain in Altona?

Throughout the year, in Altona, New York, there are 146.4 rainfall days, and 27.36" (695mm) of precipitation is accumulated.

What is the driest month in Altona?

The month with the least rainfall in Altona is January when the rain falls for 4.8 days and typically collects 1.54" (39mm) of precipitation.

When does it snow in Altona?

Months with snowfall are January through May, October through December.

How much does it snow in Altona?

In Altona, during the entire year, snow falls for 76.4 days, and aggregates up to 37.52" (953mm) of snow.

What are the months with the lowest UV index in Altona?

Months with the lowest UV index in Altona, New York, are January, February and December, with an average maximum UV index of 1.

What is the snowiest month in Altona?

The month with the most snowfall in Altona, New York, is February when snow falls for 17.1 days and typically aggregates up to 8.43" (214mm) of snow.

What is the month with the least sunshine in Altona?

With an average of 2.8h of sunshine, February has the least sunshine of the year in Altona.

What is the least humid month in Altona?

April and May, with an average relative humidity of 76%, are the least humid months in Altona.

What is the wettest month in Altona?

The month with the most rainfall in Altona is June when the rain falls for 18.2 days and typically aggregates up to 3.19" (81mm) of precipitation.

When it does not snow in Altona?

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

When are the longest days in Altona?

The month with the longest days is June, with an average of 15.6h of daylight.

When is the highest UV index in Altona?

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

What is the warmest month in Altona?

The warmest month is July, with an average high-temperature of 77.4°F (25.2°C) and an average low-temperature of 59.7°F (15.4°C).

What month has the most sunshine in Altona?

With an average of 10.1h of sunshine, August has the most sunshine of the year in Altona, New York.

What is the month with the shortest days in Altona?

The month with the shortest days is December, with an average of 8.8h of daylight.
Average temperature - Altona, NY
Average pressure - Altona, NY

The month with the highest atmospheric pressure is November (30.06").
The month with the lowest atmospheric pressure is June (29.9").

Average wind speed - Altona, NY

The windiest month (with the highest average wind speed) is April (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

Average humidity - Altona, NY
Average rainfall - Altona, NY
Average rainfall days - Altona, NY

The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is February (3.9 days).

Average snowfall - Altona, NY
Average snowfall days - Altona, NY

The month with the highest number of snowfall days is February (17.1 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine - Altona, NY

The month with the longest days is June (Average daylight: 15.6h).
The month with the shortest days is December (Average daylight: 8.8h).

The month with the most sunshine is August (Average sunshine: 10.1h).
The month with the least sunshine is February (Average sunshine: 2.8h).

Average sunshine days - Altona, NY
Average UV index - Altona, NY
Average visibility - Altona, NY