June weather forecast and climate
Port Penn, DE

The first month of the summer, June, is a moderately hot month in Port Penn, Delaware, with average temperature fluctuating between 80.2°F (26.8°C) and 63.3°F (17.4°C).

Temperature

In June, the average high-temperature slightly increases, from an agreeable 72.1°F (22.3°C) in May, to a warm 80.2°F (26.8°C). In Port Penn, Delaware, in June, the average low-temperature is 63.3°F (17.4°C).

Humidity

May, June, September and October, with an average relative humidity of 77%, are most humid months in Port Penn.

Rainfall

In Port Penn, it is raining for 14.3 days, with typically 2.32" (59mm) of accumulated precipitation. Throughout the year, there are 147.7 rainfall days, and 27.8" (706mm) of precipitation is accumulated.

Snowfall

June through October are months without snowfall in Port Penn.

Daylight

With an average of 14.9h of daylight, June has the longest days of the year in Port Penn.

Sunshine

In June, the average sunshine is 10.1h.

UV index

Months with the highest UV index in Port Penn are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in June in Port Penn?

In Port Penn, Delaware, in June, the average high-temperature is 80.2°F (26.8°C), and the average low-temperature is 63.3°F (17.4°C).

What are the most humid months in Port Penn?

May, June, September and October, with an average relative humidity of 77%, are most humid months in Port Penn.

What is the average humidity in June in Port Penn?

In Port Penn, the average relative humidity in June is 77%.

How much does it rain in Port Penn in June?

In Port Penn, Delaware, in June, it is raining for 14.3 days, with typically 2.32" (59mm) of accumulated precipitation.

Does it snow in Port Penn in June?

In June, it doesn't snow. May is the latest month when it typically snows.

When it does not snow in Port Penn?

June through October are months without snowfall.

When are the longest days in Port Penn?

June has the longest days of the year, with an average of 14.9h of daylight.

What is the average length of the day in June in Port Penn?

The average length of the day in June in Port Penn is 14.9h.

How long on average sun shines in June in Port Penn?

The average sunshine in June in Port Penn, Delaware, is 10.1h.

When is the highest UV index in Port Penn?

Months with the highest UV index in Port Penn are May through August, with an average maximum UV index of 6.

What is the UV index reading in June in Port Penn?

In Port Penn, the average daily maximum UV index in June is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to the UV radiation.
Average temperature in June - Port Penn, DE
  • Average high temperature in June: 80.2°F

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in June: 63.3°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (27°F).

Average pressure in June - Port Penn, DE
  • Average pressure in June: 29.94"

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

Average wind speed in June - Port Penn, DE
  • Average wind speed in June: 6.7mph

The windiest months (with the highest average wind speed) are February, March and April (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average humidity in June - Port Penn, DE
  • Average humidity in June: 77%

Months with the highest relative humidity are May, June, September and October (77%).
The month with the lowest relative humidity is April (72%).

Average rainfall in June - Port Penn, DE
  • Average rainfall in June: 2.32"

The wettest month (with the highest rainfall) is August (3.23").
The driest month (with the least rainfall) is January (1.77").

Average rainfall days in June - Port Penn, DE
  • Average rainfall days in June: 14.3 days

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is November (8 days).

Average snowfall in June - Port Penn, DE
  • Average snowfall in June: 0"

The month with the highest snowfall is March (2.32").
Months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in June - Port Penn, DE
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (4.2 days).
Months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in June / Average sunshine in June - Port Penn, DE
  • Average daylight in June: 14.9h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in June: 10.1h

The month with the most sunshine is July (Average sunshine: 10.7h).
The month with the least sunshine is February (Average sunshine: 4.9h).

Average sunshine days in June - Port Penn, DE
  • Average sunshine days in June: 13.3 days

The month with the most sunshine days is November (20.6 days).
Months with the least sunshine days are May and July (11.8 days).

Average UV index in June - Port Penn, DE
  • Average UV index in June: 6

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in June - Port Penn, DE
  • Average cloud cover in June: 35

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in June - Port Penn, DE
  • Average visibility in June: 6mi

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