June weather forecast
Princeton Junction, NJ

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Weather in June

June, the first month of the summer in Princeton Junction, is a warm month, with an average temperature ranging between min 61°F (16.1°C) and max 78.4°F (25.8°C).

Temperature

Princeton Junction's transition into June is noticed by a slight rise in the average high-temperature, advancing from a pleasant 70.5°F (21.4°C) in May to a warm 78.4°F (25.8°C). In the month of June, Princeton Junction witnesses a consistent average low-temperature of 61°F (16.1°C).

Humidity

In June, the average relative humidity is 77%.

Rainfall

In June, in Princeton Junction, New Jersey, the rain falls for 12.3 days. Throughout June, 1.02" (26mm) of precipitation is accumulated. In Princeton Junction, New Jersey, during the entire year, the rain falls for 119.3 days and collects up to 12.72" (323mm) of precipitation.

Snowfall

In Princeton Junction, snow does not fall in June through October.

Daylight

With an average of 15h and 0min of daylight, June has the longest days of the year.
On the first day of June in Princeton Junction, sunrise is at 5:30 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 8:32 pm EDT.

Sunshine

In June, the average sunshine is 9.8h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: The average daily UV index of 6 in June transforms into the following instructions:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
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Frequently asked questions

What are the temperatures in Princeton Junction in June?

In June, in Princeton Junction, the average high-temperature is 78.4°F (25.8°C), and the average low-temperature is 61°F (16.1°C).

What is the average humidity in June in Princeton Junction?

The average relative humidity in June in Princeton Junction, New Jersey, is 77%.

How many days does it rain in June in Princeton Junction?

In Princeton Junction, New Jersey, during June, the rain falls for 12.3 days and regularly aggregates up to 1.02" (26mm) of precipitation.

When it does not snow in Princeton Junction?

June through October are months without snowfall in Princeton Junction, New Jersey.

Does it snow in Princeton Junction in June?

In June, in Princeton Junction, New Jersey, it doesn't snow. May is the latest month when it typically snows.

When are the longest days in Princeton Junction?

June has the longest days of the year in Princeton Junction, New Jersey, with an average of 15h and 0min of daylight.

What is the average length of the day in June in Princeton Junction?

In Princeton Junction, the average day length in June is 15h and 0min.

When is the sunrise / sunset in June in Princeton Junction?

In June, on the first day of the month, sunrise is at 5:30 am and sunset at 8:22 pm. On the last day of the month, in Princeton Junction, sunrise is at 5:32 am and sunset at 8:32 pm EDT.

How long on average sun shines in June in Princeton Junction?

The average sunshine duration in June in Princeton Junction, New Jersey, is 9.8h.

When is the highest UV index in Princeton Junction?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Princeton Junction.

What is the UV index reading in June in Princeton Junction?

In Princeton Junction, the average daily maximum UV index in June is 6. A UV Index reading of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Princeton Junction, NJ

Average temperature in June - Princeton Junction, NJ
  • Average high temperature in June: 78.4°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.9°F).

  • Average low temperature in June: 61°F

The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure in June
Princeton Junction, NJ

Average pressure in June - Princeton Junction, NJ
  • Average pressure in June: 29.93"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in June
Princeton Junction, NJ

Average wind speed in June - Princeton Junction, NJ
  • Average wind speed in June: 6.3mph

The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

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Average humidity in June
Princeton Junction, NJ

Average humidity in June - Princeton Junction, NJ
  • Average humidity in June: 77%

The month with the highest relative humidity is October (79%).
The month with the lowest relative humidity is April (73%).

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Average rainfall in June
Princeton Junction, NJ

Average rainfall in June - Princeton Junction, NJ
  • Average rainfall in June: 1.02"

The wettest month (with the highest rainfall) is July (1.69").
The driest month (with the least rainfall) is September (0.67").

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Average rainfall days in June
Princeton Junction, NJ

Average rainfall days in June - Princeton Junction, NJ
  • Average rainfall days in June: 12.3 days

The month with the highest number of rainy days is July (13.9 days).
The month with the least rainy days is January (6.1 days).

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Average snowfall in June
Princeton Junction, NJ

Average snowfall in June - Princeton Junction, NJ
  • Average snowfall in June: 0"

The month with the highest snowfall is March (1.42").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in June
Princeton Junction, NJ

Average snowfall days in June - Princeton Junction, NJ
  • Average snowfall days in June: 0 days

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

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Average daylight in June /
Average sunshine in June
Princeton Junction, NJ

Average daylight in June / Average sunshine in June - Princeton Junction, NJ
  • Average daylight in June: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in June: 9h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in June
Princeton Junction, NJ

Average sunshine days in June - Princeton Junction, NJ
  • Average sunshine days in June: 15.7 days

The month with the most sunshine days is January (21.8 days).
The month with the least sunshine days is July (13.3 days).

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Average UV index in June
Princeton Junction, NJ

Average UV index in June - Princeton Junction, 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).

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Average cloud cover in June
Princeton Junction, NJ

Average cloud cover in June - Princeton Junction, NJ
  • Average cloud cover in June: 37

The months with the most cloud cover are February, March and December (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 33).

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Average visibility in June
Princeton Junction, NJ

Average visibility in June - Princeton Junction, NJ
  • Average visibility in June: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).

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Princeton Junction, New Jersey, USA

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