June weather forecast
Millbourne, PA

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Weather in June

The first month of the summer, June, is a moderately hot month in Millbourne, Pennsylvania, with an average temperature fluctuating between 62.6°F (17°C) and 79.9°F (26.6°C).

Temperature

The start of June signals a slight increase in the average high-temperature, moving from an agreeable 71.8°F (22.1°C) in May to a warm 79.9°F (26.6°C). The nighttime temperature, during June, averages of 62.6°F (17°C).

Humidity

In June, the average relative humidity is 74%.

Rainfall

In June, the rain falls for 12 days. Throughout June, 0.98" (25mm) of precipitation is accumulated. In Millbourne, during the entire year, the rain falls for 111.8 days and collects up to 9.69" (246mm) of precipitation.

Snowfall

In Millbourne, snow does not fall in April through October.

Daylight

The month with the longest days is June, with an average of 15h and 0min of daylight.
On the first day of the month, sunrise is at 5:33 am and sunset at 8:23 pm. On the last day of June, sunrise is at 5:35 am and sunset at 8:33 pm EDT.

Sunshine

In Millbourne, the average sunshine in June is 9.7h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 6 in June interprets into the following advice:
Ward off overexposure. Defence against solar harm is crucial. 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. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Updated: Jun 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are June temperatures?

The average high-temperature, in June, in Millbourne, is 79.9°F (26.6°C), while the average low-temperature is 62.6°F (17°C).

What is the average humidity in June?

In Millbourne, the average relative humidity in June is 74%.

How much does it rain in June?

In June, the rain falls for 12 days. Throughout June, 0.98" (25mm) of precipitation is accumulated.

When it does not snow?

In Millbourne, Pennsylvania, snow does not fall in April through October.

When are the longest days?

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

How many hours of daylight does Millbourne have in June?

The average day length in June in Millbourne is 14h and 58min.

When is the sunrise / sunset in June?

On the first day of June, sunrise is at 5:33 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:33 pm EDT.

How many hours of sunshine does Millbourne have in June?

In June, the average sunshine duration is 9.7h.

What are the months with the highest UV index?

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

What is the UV index intensity in June?

The average daily maximum UV index in June is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to UV radiation.
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
Millbourne, PA

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

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in June: 62.6°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (25°F).

Average pressure in June
Millbourne, PA

Average pressure in June - Millbourne, 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
Millbourne, PA

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

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in June
Millbourne, PA

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

The months with the highest relative humidity are February and October (78%).
The months with the lowest relative humidity are April, July and August (71%).

Average rainfall in June
Millbourne, PA

Average rainfall in June - Millbourne, PA
  • Average rainfall in June: 0.98"

The wettest months (with the highest rainfall) are July and August (1.14").
The driest month (with the least rainfall) is January (0.55").

Average rainfall days in June
Millbourne, PA

Average rainfall days in June - Millbourne, PA
  • Average rainfall days in June: 12 days

The month with the highest number of rainy days is July (13.3 days).
The month with the least rainy days is January (5.3 days).

Average snowfall in June
Millbourne, PA

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

The months with the highest snowfall are February and March (0.98").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in June
Millbourne, PA

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

The month with the highest number of snowfall days is January (4.5 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
Millbourne, PA

Average daylight in June / Average sunshine in June - Millbourne, 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in June
Millbourne, PA

Average sunshine days in June - Millbourne, PA
  • Average sunshine days in June: 15.3 days

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is July (14.9 days).

Average UV index in June
Millbourne, PA

Average UV index in June - Millbourne, 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, November and December (UV index 2).

Average cloud cover in June
Millbourne, PA

Average cloud cover in June - Millbourne, PA
  • Average cloud cover in June: 38

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in June
Millbourne, PA

Average visibility in June - Millbourne, PA
  • 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).

Millbourne, Pennsylvania, USA

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