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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, is a freezing cold winter month in Altona, New York, with an average temperature ranging between max 23.5°F (-4.7°C) and min 10.6°F (-11.9°C). In Altona, New York, January is the coldest month, with temperatures averaging a high of 23.5°F (-4.7°C) and a low of 10.6°F (-11.9°C). Weather in January »
Weather in February
February, the last month of the winter in Altona, is another freezing cold month, with an average temperature fluctuating between 13.1°F (-10.5°C) and 25.7°F (-3.5°C). Altona's weather in February, with an average high-temperature of a still freezing cold 25.7°F (-3.5°C), subtly shifts from January's 23.5°F (-4.7°C). Weather in February »
Weather in March
The first month of the spring, March, is a wintry month in Altona, New York, with an average temperature varying between 35.2°F (1.8°C) and 22.3°F (-5.4°C). The shift into March is marked by a rise in the average high-temperature, moving from February's subzero cold 25.7°F (-3.5°C) to a wintry 35.2°F (1.8°C). Weather in March »
Weather in April
April is a cool spring month in Altona, New York, with an average temperature fluctuating between 34°F (1.1°C) and 50°F (10°C). The shift into April brings a noticeable increase in the average high-temperature, soaring from a wintry 35.2°F (1.8°C) in March to a fresh 50°F (10°C). Weather in April »
Weather in May
May, the last month of the spring in Altona, is a refreshing month, with temperature in the range of an average low of 46.6°F (8.1°C) and an average high of 64.6°F (18.1°C). May signals a clear increase in the average high-temperature, soaring from April's cool 50°F (10°C) to a comfortable 64.6°F (18.1°C). Weather in May »
Weather in June
The first month of the summer, June, is an agreeable month in Altona, New York, with temperature in the range of an average low of 53.6°F (12°C) and an average high of 71.2°F (21.8°C). As Altona welcomes June, the average high-temperature displays a subtle shift, adjusting from an enjoyable 64.6°F (18.1°C) in May to an agreeable 71.2°F (21.8°C). Weather in June »
Weather in July
July is a warm summer month in Altona, New York, with an average temperature ranging between max 77.4°F (25.2°C) and min 59.7°F (15.4°C). July stands out as Altona's warmest month, with temperatures ranging between an average high of 77.4°F (25.2°C) and a low of 59.7°F (15.4°C). Weather in July »
Weather in August
August, the last month of the summer in Altona, is also a moderately hot month, with an average temperature varying between 75.7°F (24.3°C) and 58.3°F (14.6°C). As July turns into August, the average high-temperatures rest at a still moderately hot 75.7°F (24.3°C), showing a minor variation from the prior month. Weather in August »
Weather in September
September, the first month of the autumn in Altona, is also an agreeable month, with an average temperature ranging between max 69.1°F (20.6°C) and min 50.9°F (10.5°C). September's arrival signals a moderate reduction in the average high-temperature, easing from a warm 75.7°F (24.3°C) in August to a pleasant 69.1°F (20.6°C). Weather in September »
Weather in October
October, like September, in Altona, New York, is a cool autumn month, with an average temperature ranging between max 55°F (12.8°C) and min 41.7°F (5.4°C). The transition into October involves a decrease in the average high-temperature, falling from an agreeable 69.1°F (20.6°C) in September to a fresh 55°F (12.8°C). Weather in October »
Weather in November
November, the last month of the autumn in Altona, is another cold month, with an average temperature varying between 29.5°F (-1.4°C) and 41.7°F (5.4°C). Altona's November weather comes with a decrease in average high-temperatures, moving from a fresh 55°F (12.8°C) in October to a wintry 41.7°F (5.4°C). Weather in November »
Weather in December
December, the first month of the winter in Altona, is still a freezing cold month, with an average temperature fluctuating between 29.3°F (-1.5°C) and 19.6°F (-6.9°C). December's arrival corresponds with a decrease in average high-temperatures, from November's wintry 41.7°F (5.4°C) to a freezing cold 29.3°F (-1.5°C). Weather in December »
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
January proves to be the coldest month, recording an average maximum temperature of 23.5°F (-4.7°C) and a minimum temperature of 10.6°F (-11.9°C).
What is the most humid month in Altona?
January and February, with an average relative humidity of 89%, are most humid months.
What is the driest month?
The month with the least rainfall is January, when the rain falls for 4.8 days and typically collects 1.54" (39mm) of precipitation.
How many days does it rain?
Throughout the year, there are 146.4 rainfall days, and 27.36" (695mm) of precipitation is accumulated.
When does it snow?
January through May, October through December are months with snowfall in Altona.
How many days 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.
When is the lowest UV index?
The months with the lowest UV index in Altona are January, February and December, with an average maximum UV index of 1.
What is the snowiest month?
The month with the most snowfall in Altona 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?
With an average of 2.8h of sunshine, February has the least sunshine of the year in Altona, New York.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.
What is the least humid month?
The months with the lowest humidity are April and May, with an average relative humidity of 76%.
What is the rainiest month?
June is the month with the most rainfall. Rain falls for 18.2 days and accumulates 3.19" (81mm) of precipitation.
When it does not snow?
In Altona, snow does not fall in June through September.
When are the longest days?
June has the longest days of the year, with an average of 15h and 30min of daylight.
What is the month with the highest UV index in Altona?
The months with the highest UV index are June through August, with an average maximum UV index of 5.
What are the warmest months?
The month of July, characterized by an average high of 77.4°F (25.2°C) and a low of 59.7°F (15.4°C), is recognized as the warmest.
What month has the most sunshine?
The month with the most sunshine is August, with an average of 10.1h of sunshine.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 8h and 54min of daylight.
Average temperature
Altona, NY
The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is January (23.5°F).
The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (10.6°F).
Average pressure
Altona, NY
- Average pressure in January:
30.02"Hg - Average pressure in February:
30.01"Hg - Average pressure in March:
30.05"Hg - Average pressure in April:
29.95"Hg - Average pressure in May:
29.97"Hg - Average pressure in June:
29.9"Hg
- Average pressure in July:
29.92"Hg - Average pressure in August:
29.96"Hg - Average pressure in September:
30.04"Hg - Average pressure in October:
29.99"Hg - Average pressure in November:
30.06"Hg - Average pressure in December:
30.04"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed
Altona, NY
- Average wind speed in January:
8.4mph - Average wind speed in February:
8.6mph - Average wind speed in March:
8.8mph - Average wind speed in April:
8.9mph - Average wind speed in May:
7.7mph - Average wind speed in June:
7mph
- Average wind speed in July:
6.6mph - Average wind speed in August:
6.6mph - Average wind speed in September:
6.7mph - Average wind speed in October:
7.6mph - Average wind speed in November:
8mph - Average wind speed in December:
7.9mph
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
The months with the highest relative humidity are January and February (89%).
The months with the lowest relative humidity are April and May (76%).
Average rainfall
Altona, NY
- Average rainfall in January:
1.54" - Average rainfall in February:
1.61" - Average rainfall in March:
1.89" - Average rainfall in April:
2.32" - Average rainfall in May:
2.83" - Average rainfall in June:
3.19"
- Average rainfall in July:
2.6" - Average rainfall in August:
2.91" - Average rainfall in September:
1.85" - Average rainfall in October:
2.48" - Average rainfall in November:
2.17" - Average rainfall in December:
1.97"
The wettest month (with the highest rainfall) is June (3.19").
The driest month (with the least rainfall) is January (1.54").
Average rainfall days
Altona, NY
- Average rainfall days in January:
4.8 days - Average rainfall days in February:
3.9 days - Average rainfall days in March:
8.6 days - Average rainfall days in April:
14.5 days - Average rainfall days in May:
16.7 days - Average rainfall days in June:
18.2 days
- Average rainfall days in July:
18.5 days - Average rainfall days in August:
17 days - Average rainfall days in September:
12.3 days - Average rainfall days in October:
14.4 days - Average rainfall days in November:
9.6 days - Average rainfall days in December:
7.9 days
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 in January:
7.95" - Average snowfall in February:
8.43" - Average snowfall in March:
5.94" - Average snowfall in April:
3.07" - Average snowfall in May:
0.04" - Average snowfall in June:
0"
The month with the highest snowfall is February (8.43").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Altona, NY
- Average snowfall days in January:
16.6 days - Average snowfall days in February:
17.1 days - Average snowfall days in March:
13.9 days - Average snowfall days in April:
5.8 days - Average snowfall days in May:
0.6 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
1.3 days - Average snowfall days in November:
5.9 days - Average snowfall days in December:
15.2 days
The month with the highest number of snowfall days is February (17.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Altona, NY
- Average daylight in January:
9h and 2min - Average daylight in February:
10h and 3min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 3min - Average daylight in May:
14h and 5min - Average daylight in June:
15h and 3min
- Average daylight in July:
15h and 1min - Average daylight in August:
14h and 0min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 4min - Average daylight in December:
8h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in January:
3h and 0min - Average sunshine in February:
2h and 5min - Average sunshine in March:
4h and 4min - Average sunshine in April:
6h and 5min - Average sunshine in May:
8h and 2min - Average sunshine in June:
8h and 5min
- Average sunshine in July:
10h and 0min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 1min - Average sunshine in November:
4h and 2min - Average sunshine in December:
3h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 2h and 48min).
Average sunshine days
Altona, NY
- Average sunshine days in January:
12.1 days - Average sunshine days in February:
10.7 days - Average sunshine days in March:
11.1 days - Average sunshine days in April:
10.8 days - Average sunshine days in May:
12.7 days - Average sunshine days in June:
9.1 days
- Average sunshine days in July:
10.1 days - Average sunshine days in August:
11.8 days - Average sunshine days in September:
15.1 days - Average sunshine days in October:
14.5 days - Average sunshine days in November:
16 days - Average sunshine days in December:
11.3 days
The month with the most sunshine days is November (16 days).
The month with the least sunshine days is June (9.1 days).
Average UV index
Altona, NY
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover
Altona, NY
The month with the most cloud cover is February (Cloud cover 71).
The months with the least cloud cover are July and August (Cloud cover 33).
Average visibility
Altona, NY
The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The month with the lowest visibility is January (4mi).
Altona, New York, USA
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