June weather forecastOld Tappan, NJ
June
Weather in June
The first month of the summer, June, is a moderately hot month in Old Tappan, New Jersey, with an average temperature fluctuating between 78.4°F (25.8°C) and 60.6°F (15.9°C).Temperature
June marks a minor ascent in the average high-temperature, adjusting from May's pleasant 69.6°F (20.9°C) to a moderately hot 78.4°F (25.8°C). The temperature dips to an average of 60.6°F (15.9°C) during June nights.Humidity
The average relative humidity in June is 72%.Rainfall
In June, the rain falls for 15.5 days. Throughout June, 2.68" (68mm) of precipitation is accumulated. In Old Tappan, during the entire year, the rain falls for 153.9 days and collects up to 30.75" (781mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
With an average of 15h and 6min of daylight, June has the longest days of the year.On the first day of the month, sunrise is at 5:25 am and sunset at 8:22 pm. On the last day of June, sunrise is at 5:27 am and sunset at 8:32 pm EDT.
Sunshine
In Old Tappan, the average sunshine in June is 9.5h.UV index
The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: A daily maximum UV index of 6 in June translates into the following instructions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in June
Old Tappan, NJ
- Average high temperature in June: 78.4°F
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).
- Average low temperature in June: 60.6°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 in June
Old Tappan, NJ
- Average pressure in June: 29.93"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 in June
Old Tappan, NJ
- Average wind speed in June: 6.3mph
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 in June
Old Tappan, NJ
- Average humidity in June: 72%
The month with the highest relative humidity is February (77%).
The month with the lowest relative humidity is August (68%).
Average rainfall in June
Old Tappan, NJ
- Average rainfall in June: 2.68"
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 in June
Old Tappan, NJ
- Average rainfall days in June: 15.5 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 in June
Old Tappan, NJ
- Average snowfall in June: 0"
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 in June
Old Tappan, NJ
- Average snowfall days in June: 0 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 in June /
Average sunshine in June
Old Tappan, NJ
- Average daylight in June: 15h and 6min
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 June: 9h and 30min
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 in June
Old Tappan, NJ
- Average sunshine days in June: 12.7 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 in June
Old Tappan, NJ
- Average UV index in June: 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, November and December (UV index 2).
Average cloud cover in June
Old Tappan, NJ
- Average cloud cover in June: 39
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 in June
Old Tappan, NJ
- Average visibility in June: 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).





