June weather forecast and climate
Petersburg, AK

Colorful buildings, docked ships in Quaint fishing village in Petersburg, Alaska, on Mitkof Island
Colorful buildings, docked ships in Quaint fishing village in Petersburg, Alaska, on Mitkof Island

Weather in June

June, the first month of the summer, in Petersburg, is a mild month, with average temperature ranging between max 55.4°F (13°C) and min 46.2°F (7.9°C).

Temperature

In June, the average high-temperature is relatively the same as in May - a mild 55.4°F (13°C). In June, in Petersburg, the average low-temperature is 46.2°F (7.9°C).

Humidity

In Petersburg, the average relative humidity is 83%.

Rainfall

In Petersburg, during June, the rain falls for 19.3 days and regularly aggregates up to 3.19" (81mm) of precipitation. In Petersburg, during the entire year, the rain falls for 197.9 days and collects up to 53.03" (1347mm) of precipitation.

Snowfall

In Petersburg snow does not fall through September.

Ocean temperature

In Petersburg, the average seawater temperature is 49.3°F (9.6°C).
Note: Swimming in 49.3°F (9.6°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

Daylight

The month with the longest days in Petersburg is June, with an average of 17.7h of daylight.

Sunshine

The average sunshine in Petersburg, Alaska, is 7.1h.

UV index

In Petersburg, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to the UV radiation for ordinary individuals.
Note: The average daily UV index of 3 in June transform into the following instructions:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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.
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FAQ

What is the temperature in June in Petersburg?

In Petersburg, Alaska, in June, the average high-temperature is 55.4°F (13°C), and the average low-temperature is 46.2°F (7.9°C).

What is the average humidity in June in Petersburg?

The average relative humidity in June in Petersburg is 83%.

How much does it rain in Petersburg in June?

In June, in Petersburg, the rain falls for 19.3 days. Throughout June, 3.19" (81mm) of precipitation is accumulated.

Does it snow in Petersburg in June?

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

When it does not snow in Petersburg?

In Petersburg snow does not fall in June through September.

How cold is the water in June in Petersburg?

In Petersburg, in June, the average water temperature is 49.3°F (9.6°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

When are the longest days in Petersburg?

June has the longest days of the year, with an average of 17.7h of daylight.

What is the average length of the day in June in Petersburg?

The average length of the day in June in Petersburg is 17.7h.

How long on average sun shines in June in Petersburg?

The average sunshine in June is 7.1h.

How high is the UV index in June in Petersburg?

The average daily maximum UV index in June in Petersburg is 3. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to the UV radiation.

Average temperature in June
Petersburg, AK

Average temperature in June - Petersburg, AK
  • Average high temperature in June: 55.4°F

The warmest month (with the highest average high temperature) is July (59.7°F).
The month with the lowest average high temperature is December (32.4°F).

  • Average low temperature in June: 46.2°F

The month with the highest average low temperature is July (50.2°F).
The coldest month (with the lowest average low temperature) is February (25.9°F).

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Average pressure in June
Petersburg, AK

Average pressure in June - Petersburg, AK
  • Average pressure in June: 29.98"

The month with the highest atmospheric pressure is July (30.05").
The month with the lowest atmospheric pressure is November (29.8").

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Average wind speed in June
Petersburg, AK

Average wind speed in June - Petersburg, AK
  • Average wind speed in June: 4.1mph

The windiest month (with the highest average wind speed) is January (8.2mph).
The calmest month (with the lowest average wind speed) is July (3.9mph).

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Average humidity in June
Petersburg, AK

Average humidity in June - Petersburg, AK
  • Average humidity in June: 83%

Months with the highest relative humidity are January and August (86%).
The month with the lowest relative humidity is May (81%).

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Average rainfall in June
Petersburg, AK

Average rainfall in June - Petersburg, AK
  • Average rainfall in June: 3.19"

The wettest month (with the highest rainfall) is October (6.3").
The driest month (with the least rainfall) is May (2.01").

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Average rainfall days in June
Petersburg, AK

Average rainfall days in June - Petersburg, AK
  • Average rainfall days in June: 19.3 days

The month with the highest number of rainy days is October (20.1 days).
The month with the least rainy days is February (9.5 days).

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Average snowfall in June
Petersburg, AK

Average snowfall in June - Petersburg, AK
  • Average snowfall in June: 0"

The month with the highest snowfall is March (13.46").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in June
Petersburg, AK

Average snowfall days in June - Petersburg, AK
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is March (10.8 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in June
Petersburg, AK

Average sea temperature in June - Petersburg, AK
  • Average sea temperature in June: 49.3°F

The best month for swimming (with the highest average sea temperature) is August (54.2°F).
The coldest month (with the lowest average sea temperature) is March (41°F).

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Average daylight in June /
Average sunshine in June
Petersburg, AK

Average daylight in June / Average sunshine in June - Petersburg, AK
  • Average daylight in June: 17.7h

The month with the longest days is June (Average daylight: 17.7h).
The month with the shortest days is December (Average daylight: 6.9h).

  • Average sunshine in June: 7.1h

The month with the most sunshine is May (Average sunshine: 7.4h).
Months with the least sunshine are January and November (Average sunshine: 3.4).

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Average sunshine days in June
Petersburg, AK

Average sunshine days in June - Petersburg, AK
  • Average sunshine days in June: 9 days

The month with the most sunshine days is December (12.5 days).
The month with the least sunshine days is November (8 days).

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Average UV index in June
Petersburg, AK

Average UV index in June - Petersburg, AK
  • Average UV index in June: 3

Months with the highest UV index are July and August (UV index 4).
Months with the lowest UV index are November and December (UV index 1).

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Average cloud cover in June
Petersburg, AK

Average cloud cover in June - Petersburg, AK
  • Average cloud cover in June: 61

The month with the most cloud cover is January (Cloud cover 66).
Months with the least cloud cover are February and May (Cloud cover 54).

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Average visibility in June
Petersburg, AK

Average visibility in June - Petersburg, AK
  • Average visibility in June: 6mi

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

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