June weather forecast
Newcastle, ME

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Weather in June

The first month of the summer, June, is an enjoyable month in Newcastle, Maine, with an average temperature varying between 52.7°F (11.5°C) and 65.1°F (18.4°C).

Temperature

The arrival of June brings a soft temperature shift, with the average high-temperature nudging from a refreshing 58.3°F (14.6°C) in May to an enjoyable 65.1°F (18.4°C). Newcastle's average low-temperature is measured at a fresh 52.7°F (11.5°C) during June.

Humidity

The months with the highest humidity are June and July, with an average relative humidity of 83%.

Rainfall

In Newcastle, in June, it is raining for 13.8 days, with typically 2.52" (64mm) of accumulated precipitation. Throughout the year, there are 144.1 rainfall days, and 29.29" (744mm) of precipitation is accumulated.

Snowfall

In Newcastle, snow does not fall in May through September.

Daylight

The month with the longest days is June, with an average of 15h and 24min of daylight.
On the first day of the month, sunrise is at 4:57 am and sunset at 8:14 pm. On the last day of June, sunrise is at 4:58 am and sunset at 8:25 pm EDT.

Sunshine

In Newcastle, the average sunshine in June is 8.7h.

UV index

June through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.
Note: In June, an average UV index of 5 transforms into the following instructions:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Enhance your sun protection with tightly woven, yet airy clothing.

Frequently asked questions

What is the usual temperature for Newcastle in June?

The average high-temperature, in June, in Newcastle, is 65.1°F (18.4°C), while the average low-temperature is 52.7°F (11.5°C).

What is the most humid month?

The months with the highest humidity are June and July, with an average relative humidity of 83%.

What is the average humidity in June?

The average relative humidity in June is 83%.

How much does it rain in June?

In June, the rain falls for 13.8 days. Throughout June, 2.52" (64mm) of precipitation is accumulated.

When it does not snow?

May through September are months without snowfall.

When are the longest days?

With an average of 15h and 24min of daylight, June has the longest days of the year.

What is the average length of the day in June?

In June, the average day length is 15h and 26min.

When is the sunrise / sunset in June?

On the first day of June, sunrise is at 4:57 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 4:58 am and sunset at 8:25 pm EDT.

How many hours of sunshine does Newcastle have in June?

The average sunshine duration in June is 8.7h.

When is the highest UV index?

The months with the highest UV index are June through August, with an average maximum UV index of 5.

What is the UV index intensity in June?

In June, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium health risk 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
Newcastle, ME

Average temperature in June - Newcastle, ME
  • Average high temperature in June: 65.1°F

The warmest month (with the highest average high temperature) is August (72.7°F).
The month with the lowest average high temperature is January (29.8°F).

  • Average low temperature in June: 52.7°F

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

Average pressure in June
Newcastle, ME

Average pressure in June - Newcastle, ME
  • Average pressure in June: 29.91"Hg

The month with the highest atmospheric pressure is September (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in June
Newcastle, ME

Average wind speed in June - Newcastle, ME
  • Average wind speed in June: 7.8mph

The windiest month (with the highest average wind speed) is January (11.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

Average humidity in June
Newcastle, ME

Average humidity in June - Newcastle, ME
  • Average humidity in June: 83%

The months with the highest relative humidity are June and July (83%).
The month with the lowest relative humidity is November (76%).

Average rainfall in June
Newcastle, ME

Average rainfall in June - Newcastle, ME
  • Average rainfall in June: 2.52"

The wettest month (with the highest rainfall) is December (3.27").
The driest month (with the least rainfall) is July (1.57").

Average rainfall days in June
Newcastle, ME

Average rainfall days in June - Newcastle, ME
  • Average rainfall days in June: 13.8 days

The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is January (7.5 days).

Average snowfall in June
Newcastle, ME

Average snowfall in June - Newcastle, ME
  • Average snowfall in June: 0"

The month with the highest snowfall is January (4.37").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in June
Newcastle, ME

Average snowfall days in June - Newcastle, ME
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in June /
Average sunshine in June
Newcastle, ME

Average daylight in June / Average sunshine in June - Newcastle, ME
  • Average daylight in June: 15h and 2min

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

  • Average sunshine in June: 8h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).

Average sunshine days in June
Newcastle, ME

Average sunshine days in June - Newcastle, ME
  • Average sunshine days in June: 14.1 days

The month with the most sunshine days is September (18.3 days).
The month with the least sunshine days is April (11.4 days).

Average UV index in June
Newcastle, ME

Average UV index in June - Newcastle, ME
  • Average UV index in June: 5

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in June
Newcastle, ME

Average cloud cover in June - Newcastle, ME
  • Average cloud cover in June: 43

The months with the most cloud cover are February, March, April and December (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in June
Newcastle, ME

Average visibility in June - Newcastle, ME
  • 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).

Newcastle, Maine, USA

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