June weather forecast
Olalla, WA

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Weather in June

The first month of the summer, June, is a pleasant month in Olalla, Washington, with temperature in the range of an average low of 48.4°F (9.1°C) and an average high of 69.4°F (20.8°C).

Temperature

June experiences an average high-temperature of a pleasant 69.4°F (20.8°C), barely different from May's 65.1°F (18.4°C). Olalla throughout June, records an average low-temperature of 48.4°F (9.1°C).

Humidity

The average relative humidity in June in Olalla is 74%.

Rainfall

In Olalla, during June, the rain falls for 9.7 days and regularly aggregates up to 0.51" (13mm) of precipitation. Throughout the year, in Olalla, there are 138.9 rainfall days, and 12.24" (311mm) of precipitation is accumulated.

Snowfall

In Olalla, snow does not fall in April through October.

Ocean temperature

In June, the average ocean temperature in Olalla is 47.8°F (8.8°C).
Note: Beware of 47.8°F (8.8°C) waters at 55.4°F (13°C), they're uninviting, and a dip below 50°F (10°C) has risks of breath loss and cold shock, contingent on health.

Daylight

June has the longest days of the year in Olalla, Washington, with an average of 15h and 54min of daylight.
On the first day of the month, sunrise is at 5:16 am and sunset at 8:59 pm. On the last day of June, sunrise is at 5:17 am and sunset at 9:10 pm PDT.

Sunshine

In June, the average sunshine in Olalla is 9.5h.

UV index

The average daily maximum UV index in June is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 5 in June translates into these instructions:
Guard yourself - Precautionary measures against sun damage are advocated. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Olalla in June?

During June, Olalla experiences an average high-temperature of 69.4°F (20.8°C) and a low-temperature of 48.4°F (9.1°C).

What is the average humidity in June in Olalla?

In Olalla, Washington, the average relative humidity in June is 74%.

How many days does it rain in June in Olalla?

In Olalla, Washington, in June, during 9.7 rainfall days, 0.51" (13mm) of precipitation is typically accumulated.

When it does not snow in Olalla?

In Olalla, Washington, snow does not fall in April through October.

How cold is the water in June in Olalla?

In Olalla, in June, the average water temperature is 47.8°F (8.8°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 Olalla?

The month with the longest days in Olalla is June, with an average of 15h and 54min of daylight.

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

The average day length in June is 15h and 53min.

When is the sunrise / sunset in June in Olalla?

In June, on the first day of the month, sunrise is at 5:16 am and sunset at 8:59 pm. On the last day of the month, sunrise is at 5:17 am and sunset at 9:10 pm PDT.

How long on average sun shines in June in Olalla?

In Olalla, the average sunshine duration in June is 9.5h.

How high is the UV index in June in Olalla?

In Olalla, Washington, the average daily maximum UV index in June is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from 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
Olalla, WA

Average temperature in June - Olalla, WA
  • Average high temperature in June: 69.4°F

The warmest month (with the highest average high temperature) is August (77.2°F).
The month with the lowest average high temperature is December (43.2°F).

  • Average low temperature in June: 48.4°F

The month with the highest average low temperature is August (53.6°F).
The coldest month (with the lowest average low temperature) is December (34.9°F).

Average pressure in June
Olalla, WA

Average pressure in June - Olalla, WA
  • Average pressure in June: 30.03"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are March, August and September (30.01"Hg).

Average wind speed in June
Olalla, WA

Average wind speed in June - Olalla, WA
  • Average wind speed in June: 4mph

The windiest month (with the highest average wind speed) is March (5.5mph).
The calmest months (with the lowest average wind speed) are July and August (3.5mph).

Average humidity in June
Olalla, WA

Average humidity in June - Olalla, WA
  • Average humidity in June: 74%

The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is July (69%).

Average rainfall in June
Olalla, WA

Average rainfall in June - Olalla, WA
  • Average rainfall in June: 0.51"

The wettest months (with the highest rainfall) are January and December (2.05").
The driest month (with the least rainfall) is July (0.28").

Average rainfall days in June
Olalla, WA

Average rainfall days in June - Olalla, WA
  • Average rainfall days in June: 9.7 days

The month with the highest number of rainy days is March (15.3 days).
The month with the least rainy days is August (5.4 days).

Average snowfall in June
Olalla, WA

Average snowfall in June - Olalla, WA
  • Average snowfall in June: 0"

The month with the highest snowfall is February (1.22").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in June
Olalla, WA

Average snowfall days in June - Olalla, WA
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in June
Olalla, WA

Average sea temperature in June - Olalla, WA
  • Average sea temperature in June: 47.8°F

The best month for swimming (with the highest average sea temperature) is August (53.3°F).
The coldest month (with the lowest average sea temperature) is February (45.8°F).

Average daylight in June /
Average sunshine in June
Olalla, WA

Average daylight in June / Average sunshine in June - Olalla, WA
  • Average daylight in June: 15h and 5min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in June: 9h and 3min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 6min).

Average sunshine days in June
Olalla, WA

Average sunshine days in June - Olalla, WA
  • Average sunshine days in June: 17.3 days

The month with the most sunshine days is August (22.8 days).
The month with the least sunshine days is February (11.8 days).

Average UV index in June
Olalla, WA

Average UV index in June - Olalla, WA
  • Average UV index in June: 5

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in June
Olalla, WA

Average cloud cover in June - Olalla, WA
  • Average cloud cover in June: 42

The month with the most cloud cover is December (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 25).

Average visibility in June
Olalla, WA

Average visibility in June - Olalla, WA
  • Average visibility in June: 6mi

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

Olalla, Washington, USA

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