June weather forecast
Alton Bay, NH

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Weather in June

June, the first month of the summer in Alton Bay, is a pleasant month, with an average temperature varying between 71.6°F (22°C) and 51.3°F (10.7°C).

Temperature

Alton Bay in June experiences a slight uptick in the average high-temperature, adjusting from May's enjoyable 63.9°F (17.7°C) to a pleasant 71.6°F (22°C). Throughout June, Alton Bay anticipates an average low-temperature of 51.3°F (10.7°C).

Humidity

The average relative humidity in June is 79%.

Rainfall

In Alton Bay, in June, it is raining for 15 days, with typically 2.64" (67mm) of accumulated precipitation. In Alton Bay, during the entire year, the rain falls for 152 days and collects up to 29.09" (739mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

June has the longest days of the year, with an average of 15h and 24min of daylight.
On the first day of the month, sunrise is at 5:06 am and sunset at 8:19 pm. On the last day of June, sunrise is at 5:07 am and sunset at 8:29 pm EDT.

Sunshine

In Alton Bay, New Hampshire, the average sunshine in June is 8.7h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum high UV index of 5 in June translates into the following recommendations:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Updated: Jul 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average June temperature?

In Alton Bay, 71.6°F (22°C) is the average high-temperature and 51.3°F (10.7°C) is the average low-temperature during June.

What is the average humidity in June?

In Alton Bay, the average relative humidity in June is 79%.

How much does it rain in June?

In Alton Bay, in June, it is raining for 15 days, with typically 2.64" (67mm) of accumulated precipitation.

When it does not snow?

In Alton Bay, snow does not fall in June through September.

Does it snow in June?

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

When are the longest days?

June has the longest days of the year in Alton Bay, with an average of 15h and 24min of daylight.

What is the average length of the day in June?

In Alton Bay, the average day length in June is 15h and 22min.

What time are sunrise and sunset in June?

In June, on the first day of the month, sunrise is at 5:06 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 5:07 am and sunset at 8:29 pm EDT.

How many hours of sunshine does Alton Bay have in June?

In June, the average sunshine duration is 8.7h.

What is the month with the highest UV index?

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

What is the UV index reading in June?

In Alton Bay, New Hampshire, the average daily maximum UV index in June is 5. A UV Index reading of 3 to 5 represents a medium health risk 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
Alton Bay, NH

Average temperature in June - Alton Bay, NH
  • Average high temperature in June: 71.6°F

The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (26.1°F).

  • Average low temperature in June: 51.3°F

The month with the highest average low temperature is July (57.6°F).
The coldest month (with the lowest average low temperature) is January (12.9°F).

Average pressure in June
Alton Bay, NH

Average pressure in June - Alton Bay, NH
  • Average pressure in June: 29.91"Hg

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in June
Alton Bay, NH

Average wind speed in June - Alton Bay, NH
  • Average wind speed in June: 5.2mph

The windiest months (with the highest average wind speed) are January and February (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

Average humidity in June
Alton Bay, NH

Average humidity in June - Alton Bay, NH
  • Average humidity in June: 79%

The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is April (76%).

Average rainfall in June
Alton Bay, NH

Average rainfall in June - Alton Bay, NH
  • Average rainfall in June: 2.64"

The wettest month (with the highest rainfall) is October (3.19").
The driest month (with the least rainfall) is September (1.61").

Average rainfall days in June
Alton Bay, NH

Average rainfall days in June - Alton Bay, NH
  • Average rainfall days in June: 15 days

The month with the highest number of rainy days is April (15.8 days).
The month with the least rainy days is February (8.3 days).

Average snowfall in June
Alton Bay, NH

Average snowfall in June - Alton Bay, NH
  • Average snowfall in June: 0"

The month with the highest snowfall is February (9.84").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in June
Alton Bay, NH

Average snowfall days in June - Alton Bay, NH
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (13.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in June /
Average sunshine in June
Alton Bay, NH

Average daylight in June / Average sunshine in June - Alton Bay, NH
  • 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 12min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in June
Alton Bay, NH

Average sunshine days in June - Alton Bay, NH
  • Average sunshine days in June: 13.2 days

The month with the most sunshine days is September (16.9 days).
The month with the least sunshine days is April (11.4 days).

Average UV index in June
Alton Bay, NH

Average UV index in June - Alton Bay, NH
  • 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, October, November and December (UV index 2).

Average cloud cover in June
Alton Bay, NH

Average cloud cover in June - Alton Bay, NH
  • Average cloud cover in June: 45

The month with the most cloud cover is March (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in June
Alton Bay, NH

Average visibility in June - Alton Bay, NH
  • Average visibility in June: 5mi

The months with the highest visibility are January, March, April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are February and September (4mi).

Alton Bay, New Hampshire, USA

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