Expand
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, the same as December, is a wintry winter month in Old Tappan, New Jersey, with temperature in the range of an average low of 24.1°F (-4.4°C) and an average high of 35.4°F (1.9°C). Old Tappan's coldest weather arrives in January, when temperatures average a high of 35.4°F (1.9°C) and a low of 24.1°F (-4.4°C). Weather in January »
Weather in February
The last month of the winter, February, is also an icy month in Old Tappan, New Jersey, with an average temperature ranging between max 38.8°F (3.8°C) and min 25.7°F (-3.5°C). February welcomes an average high-temperature of a still cold 38.8°F (3.8°C), not much different from the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Old Tappan, is a chilly month, with an average temperature ranging between min 32.7°F (0.4°C) and max 46.6°F (8.1°C). With the onset of March, Old Tappan's weather sees a minor temperature rise, transitioning from a wintry 38.8°F (3.8°C) in February to a chilly 46.6°F (8.1°C). Weather in March »
Weather in April
April is a refreshing spring month in Old Tappan, New Jersey, with an average temperature ranging between min 43.2°F (6.2°C) and max 58.3°F (14.6°C). As March transitions into April, Old Tappan sees a rise in the average high-temperature, moving from a chilly 46.6°F (8.1°C) to a mild 58.3°F (14.6°C). Weather in April »
Weather in May
May, the last month of the spring in Old Tappan, is an agreeable month, with an average temperature fluctuating between 69.6°F (20.9°C) and 52.7°F (11.5°C). In May, the average high-temperature increases from a mild 58.3°F (14.6°C) in April to a pleasant 69.6°F (20.9°C). Weather in May »
Weather in June
June, the first month of the summer in Old Tappan, is a moderately hot month, with an average temperature ranging between max 78.4°F (25.8°C) and min 60.6°F (15.9°C). Old Tappan perceives a slight temperature ascent during June, with average high-temperatures adjusting from a pleasant 69.6°F (20.9°C) in May to a warm 78.4°F (25.8°C). Weather in June »
Weather in July
July, like June, in Old Tappan, New Jersey, is another warm summer month, with an average temperature fluctuating between 84.9°F (29.4°C) and 68°F (20°C). July, recording an average high temperature of 84.9°F (29.4°C) and a low temperature of 68°F (20°C), is Old Tappan's warmest month. July's heat index is computed to be a hot 93.2°F (34°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Old Tappan, New Jersey, with an average temperature varying between 82.9°F (28.3°C) and 67.3°F (19.6°C). Upon the beginning of August, Old Tappan's high-temperatures register at a still moderately hot 82.9°F (28.3°C), closely mirroring the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in Old Tappan, is still a warm month, with an average temperature varying between 59.9°F (15.5°C) and 75.4°F (24.1°C). The beginning of September brings a minor change in the average high-temperature, shifting from a warm 82.9°F (28.3°C) in August to a still moderately hot 75.4°F (24.1°C). Weather in September »
Weather in October
October, the same as September, is another enjoyable autumn month in Old Tappan, New Jersey, with an average temperature varying between 63.1°F (17.3°C) and 50.2°F (10.1°C). October brings a minor decrease, with the average high-temperature reducing from a moderately hot 75.4°F (24.1°C) in September to a refreshing 63.1°F (17.3°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Old Tappan, New Jersey, with an average temperature fluctuating between 50.9°F (10.5°C) and 38.5°F (3.6°C). November is characterized by a reduction in the average high-temperature, from a refreshing 63.1°F (17.3°C) in October to a fresh 50.9°F (10.5°C). Weather in November »
Weather in December
December, the first month of the winter in Old Tappan, is also a wintry month, with an average temperature fluctuating between 41.7°F (5.4°C) and 30.9°F (-0.6°C). In December, the average high-temperature decreases from a fresh 50.9°F (10.5°C) in November to a cold 41.7°F (5.4°C). Weather in December »
[Resources]Frequently asked questions
What part of the year is the coldest in Old Tappan?
Old Tappan's January weather, marked by an average high temperature of 35.4°F (1.9°C) and an average low temperature of 24.1°F (-4.4°C), is the coldest in the year.
How much does it rain in Old Tappan?
In Old Tappan, New Jersey, during the entire year, the rain falls for 153.9 days and collects up to 30.75" (781mm) of precipitation.
When does it snow in Old Tappan?
January through April, November and December are months with snowfall.
How much does it snow in Old Tappan?
Throughout the year, there are 25.5 snowfall days, and 10.55" (268mm) of snow is accumulated.
When is the lowest UV index in Old Tappan?
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Old Tappan.
What is the most humid month in Old Tappan?
The most humid month in Old Tappan, New Jersey, is February, with an average relative humidity of 77%.
What is the month with the least sunshine in Old Tappan?
With an average of 4.6h of sunshine, February has the least sunshine of the year.
What is the snowiest month in Old Tappan?
March is the month with the most snowfall. Snow falls for 5.4 days and accumulates 3.07" (78mm) of snow.
When is Daylight Saving Time (DST) in Old Tappan?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Old Tappan, 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.
When it does not snow in Old Tappan?
In Old Tappan, snow does not fall in May through October.
When are the longest days in Old Tappan?
The month with the longest days is June, with an average of 15h and 6min of daylight.
What is the month with the highest UV index in Old Tappan?
June through August, with an average maximum UV index of 6, are months with the highest UV index in Old Tappan, New Jersey.
What time of the year is the hottest in Old Tappan?
Old Tappan's July weather, marked by an average high temperature of 84.9°F (29.4°C) and an average low temperature of 68°F (20°C), is the warmest in the year.
What month has the most sunshine in Old Tappan?
The month with the most sunshine in Old Tappan, New Jersey, is July, with an average of 10.3h of sunshine.
What is the least humid month in Old Tappan?
August is the least humid month in Old Tappan, New Jersey, with an average relative humidity of 68%.
What is the driest month in Old Tappan?
September is the month with the least rainfall. Rain falls for 11.6 days and accumulates 1.73" (44mm) of precipitation.
What is the rainiest month in Old Tappan?
December is the month with the most rainfall. Rain falls for 10.7 days and accumulates 3.46" (88mm) of precipitation.
What is the month with the shortest days in Old Tappan?
December has the shortest days of the year, with an average of 9h and 18min of daylight.
Average temperature
Old Tappan, NJ
The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (35.4°F).
The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (24.1°F).
Average pressure
Old Tappan, NJ
- Average pressure in January:
30.06"Hg - Average pressure in February:
30.03"Hg - Average pressure in March:
30.06"Hg - Average pressure in April:
29.98"Hg - Average pressure in May:
30.01"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.06"Hg - Average pressure in October:
30.02"Hg - Average pressure in November:
30.1"Hg - Average pressure in December:
30.07"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Old Tappan, NJ
- Average wind speed in January:
8.5mph - Average wind speed in February:
8.3mph - Average wind speed in March:
8.5mph - Average wind speed in April:
8.1mph - Average wind speed in May:
6.7mph - Average wind speed in June:
6.3mph
- Average wind speed in July:
5.8mph - Average wind speed in August:
5.8mph - Average wind speed in September:
6.3mph - Average wind speed in October:
7.3mph - Average wind speed in November:
7.6mph - Average wind speed in December:
8mph
The windiest months (with the highest average wind speed) are January and March (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity
Old Tappan, NJ
The month with the highest relative humidity is February (77%).
The month with the lowest relative humidity is August (68%).
Average rainfall
Old Tappan, NJ
- Average rainfall in January:
2.2" - Average rainfall in February:
2.05" - Average rainfall in March:
2.76" - Average rainfall in April:
2.76" - Average rainfall in May:
2.68" - Average rainfall in June:
2.68"
- Average rainfall in July:
2.68" - Average rainfall in August:
2.28" - Average rainfall in September:
1.73" - Average rainfall in October:
2.99" - Average rainfall in November:
2.48" - Average rainfall in December:
3.46"
The wettest month (with the highest rainfall) is December (3.46").
The driest month (with the least rainfall) is September (1.73").
Average rainfall days
Old Tappan, NJ
- Average rainfall days in January:
8.2 days - Average rainfall days in February:
9 days - Average rainfall days in March:
13.3 days - Average rainfall days in April:
15.8 days - Average rainfall days in May:
16.8 days - Average rainfall days in June:
15.5 days
- Average rainfall days in July:
16.1 days - Average rainfall days in August:
14.4 days - Average rainfall days in September:
11.6 days - Average rainfall days in October:
12.7 days - Average rainfall days in November:
9.8 days - Average rainfall days in December:
10.7 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (8.2 days).
Average snowfall
Old Tappan, NJ
The month with the highest snowfall is March (3.07").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Old Tappan, NJ
- Average snowfall days in January:
6.9 days - Average snowfall days in February:
6.8 days - Average snowfall days in March:
5.4 days - Average snowfall days in April:
0.7 days - Average snowfall days in May:
0 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:
0 days - Average snowfall days in November:
1.1 days - Average snowfall days in December:
4.6 days
The month with the highest number of snowfall days is January (6.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Old Tappan, NJ
- Average daylight in January:
9h and 4min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 3min - Average daylight in June:
15h and 1min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 1min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 2min
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 January:
5h and 0min - Average sunshine in February:
4h and 4min - Average sunshine in March:
6h and 1min - Average sunshine in April:
8h and 1min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 3min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 4min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 3min - Average sunshine in December:
4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days
Old Tappan, NJ
- Average sunshine days in January:
18.1 days - Average sunshine days in February:
14.1 days - Average sunshine days in March:
14.3 days - Average sunshine days in April:
12.7 days - Average sunshine days in May:
12.9 days - Average sunshine days in June:
12.7 days
- Average sunshine days in July:
13.1 days - Average sunshine days in August:
15 days - Average sunshine days in September:
16.7 days - Average sunshine days in October:
17 days - Average sunshine days in November:
18.1 days - Average sunshine days in December:
16.8 days
The months with the most sunshine days are January and November (18.1 days).
The months with the least sunshine days are April and June (12.7 days).
Average UV index
Old Tappan, NJ
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, November and December (UV index 2).
Average cloud cover
Old Tappan, NJ
The months with the most cloud cover are February, March and December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility
Old Tappan, NJ
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).
Old Tappan, New Jersey, USA
Weather forecast for your location
1. Click Locate me button
2. Allow the app to use your location
2. Allow the app to use your location
