June weather forecast
Preston, WA

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Weather in June

The first month of the summer, June, is still a comfortable month in Preston, Washington, with an average temperature fluctuating between 66°F (18.9°C) and 43°F (6.1°C).

Temperature

With the arrival of June, Preston's average high-temperature registers at a still comfortable 66°F (18.9°C), indicating a subtle variation from the previous month. June, marked by an average low-temperature of 43°F (6.1°C), indicates a large temperature drop from the daytime peak.

Humidity

In Preston, the average relative humidity in June is 76%.

Rainfall

In June, in Preston, the rain falls for 13.8 days. Throughout June, 1.46" (37mm) of precipitation is accumulated. Throughout the year, in Preston, there are 184.9 rainfall days, and 39.96" (1015mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

With an average of 15h and 54min of daylight, June has the longest days of the year in Preston.
On the first day of the month, sunrise is at 5:13 am and sunset at 8:57 pm. On the last day of June, in Preston, sunrise is at 5:14 am and sunset at 9:08 pm PDT.

Sunshine

In Preston, the average sunshine in June is 8.9h.

UV index

The average daily maximum UV index in June in Preston is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: In June, a regular UV index of 4 translates into these guidelines:
Undertake protective steps - Recommendations to avoid sunburn are issued. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
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Frequently asked questions

What are June temperatures in Preston?

June temperatures vary between a high-temperature of 66°F (18.9°C) and a low-temperature of 43°F (6.1°C).

What is the average humidity in June in Preston?

In June, the average relative humidity in Preston, Washington, is 76%.

How many days does it rain in June in Preston?

In Preston, during June, the rain falls for 13.8 days and regularly aggregates up to 1.46" (37mm) of precipitation.

When it does not snow in Preston?

In Preston, Washington, snow does not fall in May through October.

When are the longest days in Preston?

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

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

In June, the average day length in Preston is 15h and 55min.

When are sunrise and sunset in June in Preston?

In June, on the first day of the month, sunrise is at 5:13 am and sunset at 8:57 pm. On the last day of the month, in Preston, sunrise is at 5:14 am and sunset at 9:08 pm PDT.

How many hours of sunshine does Preston have in June?

The average sunshine duration in June in Preston is 8.9h.

How high is the UV index in June in Preston?

In Preston, Washington, the average daily maximum UV index in June is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat 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
Preston, WA

Average temperature in June - Preston, WA
  • Average high temperature in June: 66°F

The warmest month (with the highest average high temperature) is August (74.8°F).
The month with the lowest average high temperature is December (39.7°F).

  • Average low temperature in June: 43°F

The month with the highest average low temperature is August (48.7°F).
The coldest month (with the lowest average low temperature) is December (29.8°F).

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Average pressure in June
Preston, WA

Average pressure in June - Preston, WA
  • Average pressure in June: 30.01"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is August (29.99"Hg).

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Average wind speed in June
Preston, WA

Average wind speed in June - Preston, WA
  • Average wind speed in June: 3.4mph

The windiest month (with the highest average wind speed) is January (5.1mph).
The calmest month (with the lowest average wind speed) is August (3.3mph).

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Average humidity in June
Preston, WA

Average humidity in June - Preston, WA
  • Average humidity in June: 76%

The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is July (71%).

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Average rainfall in June
Preston, WA

Average rainfall in June - Preston, WA
  • Average rainfall in June: 1.46"

The wettest month (with the highest rainfall) is January (6.1").
The driest months (with the least rainfall) are July and August (0.59").

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Average rainfall days in June
Preston, WA

Average rainfall days in June - Preston, WA
  • Average rainfall days in June: 13.8 days

The month with the highest number of rainy days is March (20.5 days).
The month with the least rainy days is August (6.4 days).

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Average snowfall in June
Preston, WA

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

The month with the highest snowfall is February (3.94").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in June
Preston, WA

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

The month with the highest number of snowfall days is February (5.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in June / Average sunshine in June - Preston, 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: 8h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are January and December (Average sunshine: 3h and 54min).

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Average sunshine days in June
Preston, WA

Average sunshine days in June - Preston, WA
  • Average sunshine days in June: 13.5 days

The month with the most sunshine days is August (21.9 days).
The month with the least sunshine days is February (7.8 days).

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Average UV index in June
Preston, WA

Average UV index in June - Preston, WA
  • Average UV index in June: 4

The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is February (UV index 1).

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Average cloud cover in June
Preston, WA

Average cloud cover in June - Preston, WA
  • Average cloud cover in June: 48

The months with the most cloud cover are January, February, March and December (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in June
Preston, WA

Average visibility in June - Preston, WA
  • Average visibility in June: 5mi

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

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Preston, Washington, USA

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