June weather forecast
Astoria, OR

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A scenic seaside shot of the city of Astoria in Oregon, with a view of the iconic Astoria Megler bridge crossing over the Columbia river
A scenic seaside shot of the city of Astoria in Oregon, with a view of the iconic Astoria Megler bridge crossing over the Columbia river

Weather in June

June in Astoria is when summer really begins to make itself known. Warm, long days are increasingly common, while the cooler, rainier weather synonymous with winter becomes a memory. It's important to note that June's temperature spectrum spans from 48.9°F (9.4°C) to 61.9°F (16.6°C). As the city gears up for July, the continuation of the sunny protocol is evident, with temperatures, daylight hours, and the frequency of sunny days all set to increase.

Temperature

June denotes a minimal variation in the average high-temperature to an enjoyable 61.9°F (16.6°C) from May's 58.3°F (14.6°C). Astoria experiences a nighttime temperature average of 48.9°F (9.4°C) during June.

Humidity

The average relative humidity in June is 82%.

Rainfall

In Astoria, Oregon, in June, it is raining for 13 days, with typically 1.46" (37mm) of accumulated precipitation. Throughout the year, there are 192.7 rainfall days, and 40.12" (1019mm) of precipitation is accumulated.

Snowfall

April through November are months without snowfall.

Ocean temperature

In June, the average ocean temperature is 55.9°F (13.3°C).
Note: While a brief time in 55.9°F (13.3°C) at 55.4°F (13°C) is already bracing, plunging below 50°F (10°C) can severely affect breathing and introduce a cold shock, relying on your physical state.

Daylight

The month with the longest days is June, with an average of 15h and 42min of daylight.
On the first day of the month, sunrise is at 5:26 am and sunset at 8:59 pm. On the last day of June, sunrise is at 5:27 am and sunset at 9:10 pm PDT.

Sunshine

The average sunshine in June is 8.8h.

UV index

In June, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: An average UV index of 4 in June transforms into this advice:
Heed the precautions - It is counselled to guard against solar damage. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.

Frequently asked questions

What is the temperature in June?

In June, the average high-temperature and low-temperature are 61.9°F (16.6°C) and 48.9°F (9.4°C) respectively.

What is the average humidity in June?

In June, the average relative humidity is 82%.

How many days does it rain in June?

In Astoria, during June, the rain falls for 13 days and regularly aggregates up to 1.46" (37mm) of precipitation.

When it does not snow in Astoria?

In Astoria, snow does not fall in April through November.

What is the ocean temperature in June?

In June, the average ocean temperature is 55.9°F (13.3°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?

The month with the longest days is June, with an average of 15h and 42min of daylight.

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

In June, the average day length is 15h and 43min.

When is the sunrise / sunset in June?

On the first day of June, sunrise is at 5:26 am and sunset at 8:59 pm. On the last day of the month, sunrise is at 5:27 am and sunset at 9:10 pm PDT.

How long on average sun shines in June?

In June, the average sunshine duration is 8.8h.

How high is the UV index in June in Astoria?

The average daily maximum UV index in June is 4. A UV Index estimate of 3 to 5 represents a moderate health threat 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
Astoria, OR

Average temperature in June - Astoria, OR
  • Average high temperature in June: 61.9°F

The warmest month (with the highest average high temperature) is August (67.6°F).
The month with the lowest average high temperature is December (45.1°F).

  • Average low temperature in June: 48.9°F

The month with the highest average low temperature is August (53.1°F).
The coldest month (with the lowest average low temperature) is December (38.5°F).

Average pressure in June
Astoria, OR

Average pressure in June - Astoria, OR
  • Average pressure in June: 30.06"Hg

The month with the highest atmospheric pressure is January (30.08"Hg).
The months with the lowest atmospheric pressure are March and September (30.02"Hg).

Average wind speed in June
Astoria, OR

Average wind speed in June - Astoria, OR
  • Average wind speed in June: 6.2mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in June
Astoria, OR

Average humidity in June - Astoria, OR
  • Average humidity in June: 82%

The months with the highest relative humidity are January, February, March, November and December (84%).
The month with the lowest relative humidity is May (81%).

Average rainfall in June
Astoria, OR

Average rainfall in June - Astoria, OR
  • Average rainfall in June: 1.46"

The wettest month (with the highest rainfall) is December (6.42").
The driest month (with the least rainfall) is July (0.51").

Average rainfall days in June
Astoria, OR

Average rainfall days in June - Astoria, OR
  • Average rainfall days in June: 13 days

The month with the highest number of rainy days is December (21.2 days).
The month with the least rainy days is August (7.2 days).

Average snowfall in June
Astoria, OR

Average snowfall in June - Astoria, OR
  • Average snowfall in June: 0"

The month with the highest snowfall is February (0.91").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in June
Astoria, OR

Average snowfall days in June - Astoria, OR
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is February (1.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average sea temperature in June
Astoria, OR

Average sea temperature in June - Astoria, OR
  • Average sea temperature in June: 55.9°F

The best month for swimming (with the highest average sea temperature) is July (56.9°F).
The coldest month (with the lowest average sea temperature) is February (47.7°F).

Average daylight in June /
Average sunshine in June
Astoria, OR

Average daylight in June / Average sunshine in June - Astoria, OR
  • Average daylight in June: 15h and 4min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in June: 8h and 5min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The months with the least sunshine are January and February (Average sunshine: 3h and 48min).

Average sunshine days in June
Astoria, OR

Average sunshine days in June - Astoria, OR
  • Average sunshine days in June: 14.3 days

The month with the most sunshine days is August (20.1 days).
The month with the least sunshine days is February (7.5 days).

Average UV index in June
Astoria, OR

Average UV index in June - Astoria, OR
  • Average UV index in June: 4

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

Average cloud cover in June
Astoria, OR

Average cloud cover in June - Astoria, OR
  • Average cloud cover in June: 48

The months with the most cloud cover are January and February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 36).

Average visibility in June
Astoria, OR

Average visibility in June - Astoria, OR
  • Average visibility in June: 6mi

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

Astoria, Oregon, USA

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