June weather forecast
Roslyn, PA

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Weather in June

The first month of the summer, June, is a moderately hot month in Roslyn, Pennsylvania, with temperature in the range of an average low of 62.1°F (16.7°C) and an average high of 79.9°F (26.6°C).

Temperature

June's onset brings a minor rise in the average high-temperature, moving from a pleasant 71.8°F (22.1°C) in May to a warm 79.9°F (26.6°C). Roslyn's nights in June cool down to an average low-temperature of 62.1°F (16.7°C).

Humidity

In June, the average relative humidity is 74%.

Rainfall

In Roslyn, in June, it is raining for 13.1 days, with typically 1.22" (31mm) of accumulated precipitation. In Roslyn, during the entire year, the rain falls for 122.4 days and collects up to 12.68" (322mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

With an average of 15h and 0min of daylight, June has the longest days of the year.
On the first day of the month, sunrise is at 5:32 am and sunset at 8:24 pm. On the last day of June, sunrise is at 5:34 am and sunset at 8:33 pm EDT.

Sunshine

In Roslyn, Pennsylvania, the average sunshine in June is 9.9h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In June, the maximum UV index of 6 translates into these guidelines:
Deflect overexposure. Sun protection is a necessity. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in June?

The average high-temperature and low-temperature in Roslyn during June are 79.9°F (26.6°C) and 62.1°F (16.7°C) respectively.

What is the average humidity in June?

In June, the average relative humidity is 74%.

How much does it rain in June?

In June, the rain falls for 13.1 days. Throughout June, 1.22" (31mm) of precipitation is accumulated.

When it does not snow in Roslyn?

May through October are months without snowfall.

When are the longest days?

With an average of 15h and 0min of daylight, June has the longest days of the year in Roslyn.

How many hours of daylight does Roslyn have in June?

The average day length in June is 14h and 59min.

When is the sunrise / sunset in June in Roslyn?

On the first day of June, sunrise is at 5:32 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:33 pm EDT.

How many hours of sunshine does Roslyn have in June?

The average sunshine duration in June is 9.9h.

When is the highest UV index?

May through August, with an average maximum UV index of 6, are months with the highest UV index.

How high is the UV index in June?

The average daily maximum UV index in June is 6. A UV Index estimate of 6 to 7 represents a high health threat from 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
Roslyn, PA

Average temperature in June - Roslyn, PA
  • Average high temperature in June: 79.9°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in June: 62.1°F

The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).

Average pressure in June
Roslyn, PA

Average pressure in June - Roslyn, PA
  • Average pressure in June: 29.94"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in June
Roslyn, PA

Average wind speed in June - Roslyn, PA
  • Average wind speed in June: 6.3mph

The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity in June
Roslyn, PA

Average humidity in June - Roslyn, PA
  • Average humidity in June: 74%

The months with the highest relative humidity are February, October and December (78%).
The months with the lowest relative humidity are April, July and August (72%).

Average rainfall in June
Roslyn, PA

Average rainfall in June - Roslyn, PA
  • Average rainfall in June: 1.22"

The wettest month (with the highest rainfall) is August (1.54").
The driest month (with the least rainfall) is September (0.75").

Average rainfall days in June
Roslyn, PA

Average rainfall days in June - Roslyn, PA
  • Average rainfall days in June: 13.1 days

The month with the highest number of rainy days is May (14.1 days).
The month with the least rainy days is November (6.4 days).

Average snowfall in June
Roslyn, PA

Average snowfall in June - Roslyn, PA
  • Average snowfall in June: 0"

The month with the highest snowfall is February (1.46").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in June
Roslyn, PA

Average snowfall days in June - Roslyn, PA
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (5.1 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
Roslyn, PA

Average daylight in June / Average sunshine in June - Roslyn, PA
  • 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 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in June
Roslyn, PA

Average sunshine days in June - Roslyn, PA
  • Average sunshine days in June: 14.8 days

The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is May (14.4 days).

Average UV index in June
Roslyn, PA

Average UV index in June - Roslyn, PA
  • Average UV index in June: 6

The months with the highest UV index are May, 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
Roslyn, PA

Average cloud cover in June - Roslyn, PA
  • Average cloud cover in June: 37

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in June
Roslyn, PA

Average visibility in June - Roslyn, PA
  • Average visibility in June: 6mi

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

Roslyn, Pennsylvania, USA

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