May weather forecast
Cascade Locks, OR

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Weather in May

May, the last month of the spring in Cascade Locks, is a refreshing month, with temperature in the range of an average low of 39.4°F (4.1°C) and an average high of 61.2°F (16.2°C).

Temperature

The rise of average high-temperatures is seen in May, with an increase from a fresh 51.4°F (10.8°C) in April to a refreshing 61.2°F (16.2°C). A steady average of 39.4°F (4.1°C) throughout May in Cascade Locks underscores a considerable divergence from the daytime high.

Humidity

In Cascade Locks, the average relative humidity in May is 75%.

Rainfall

In May, the rain falls for 14.4 days. Throughout May, 2.17" (55mm) of precipitation is accumulated. In Cascade Locks, during the entire year, the rain falls for 181 days and collects up to 43.15" (1096mm) of precipitation.

Snowfall

In Cascade Locks, Oregon, snow does not fall in May through October.

Daylight

In May, the average length of the day is 14h and 57min.
On the first day of the month, sunrise is at 5:53 am and sunset at 8:15 pm. On the last day of May, sunrise is at 5:21 am and sunset at 8:49 pm PDT.

Sunshine

The average sunshine in May in Cascade Locks, Oregon, is 8.4h.

UV index

In May, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In May, the maximum UV index of 4 translates into these guidelines:
Put precautions into practice - Guidance to elude sunburn is provided. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
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Frequently asked questions

What is the average May temperature in Cascade Locks?

The high-temperature, in May, in Cascade Locks, is 61.2°F (16.2°C), while the low-temperature averages to 39.4°F (4.1°C).

What is the average humidity in May in Cascade Locks?

In Cascade Locks, the average relative humidity in May is 75%.

How many days does it rain in May in Cascade Locks?

In Cascade Locks, Oregon, in May, during 14.4 rainfall days, 2.17" (55mm) of precipitation is typically accumulated.

When it does not snow in Cascade Locks?

In Cascade Locks, snow does not fall in May through October.

Does it snow in Cascade Locks in May?

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

What is the average length of the day in May in Cascade Locks?

In Cascade Locks, Oregon, the average day length in May is 14h and 57min.

When are sunrise and sunset in May in Cascade Locks?

In May, on the first day of the month, sunrise is at 5:53 am and sunset at 8:15 pm. On the last day of the month, in Cascade Locks, sunrise is at 5:21 am and sunset at 8:49 pm PDT.

How many hours of sunshine does Cascade Locks have in May?

In Cascade Locks, the average sunshine duration in May is 8.4h.

What is the UV index reading in May in Cascade Locks?

In May, the average daily maximum UV index in Cascade Locks is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to the Sun's 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 May
Cascade Locks, OR

Average temperature in May - Cascade Locks, OR
  • Average high temperature in May: 61.2°F

The warmest month (with the highest average high temperature) is August (76.6°F).
The month with the lowest average high temperature is December (37.2°F).

  • Average low temperature in May: 39.4°F

The month with the highest average low temperature is August (49.5°F).
The coldest month (with the lowest average low temperature) is December (27.7°F).

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Average pressure in May
Cascade Locks, OR

Average pressure in May - Cascade Locks, OR
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is August (29.98"Hg).

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Average wind speed in May
Cascade Locks, OR

Average wind speed in May - Cascade Locks, OR
  • Average wind speed in May: 4.9mph

The windiest month (with the highest average wind speed) is January (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

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Average humidity in May
Cascade Locks, OR

Average humidity in May - Cascade Locks, OR
  • Average humidity in May: 75%

The month with the highest relative humidity is February (89%).
The months with the lowest relative humidity are July and August (66%).

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Average rainfall in May
Cascade Locks, OR

Average rainfall in May - Cascade Locks, OR
  • Average rainfall in May: 2.17"

The wettest month (with the highest rainfall) is January (7.48").
The driest month (with the least rainfall) is July (0.31").

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Average rainfall days in May
Cascade Locks, OR

Average rainfall days in May - Cascade Locks, OR
  • Average rainfall days in May: 14.4 days

The month with the highest number of rainy days is March (21.7 days).
The month with the least rainy days is August (5 days).

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Average snowfall in May
Cascade Locks, OR

Average snowfall in May - Cascade Locks, OR
  • Average snowfall in May: 0"

The month with the highest snowfall is January (4.33").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Cascade Locks, OR

Average snowfall days in May - Cascade Locks, OR
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (4.4 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 May /
Average sunshine in May
Cascade Locks, OR

Average daylight in May / Average sunshine in May - Cascade Locks, OR
  • Average daylight in May: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in May: 8h and 2min

The months with the most sunshine are July and August (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 24min).

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Average sunshine days in May
Cascade Locks, OR

Average sunshine days in May - Cascade Locks, OR
  • Average sunshine days in May: 14.3 days

The month with the most sunshine days is August (24 days).
The month with the least sunshine days is February (7.1 days).

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Average UV index in May
Cascade Locks, OR

Average UV index in May - Cascade Locks, OR
  • Average UV index in May: 4

The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is January (UV index 1).

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Average cloud cover in May
Cascade Locks, OR

Average cloud cover in May - Cascade Locks, OR
  • Average cloud cover in May: 49

The month with the most cloud cover is February (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 23).

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Average visibility in May
Cascade Locks, OR

Average visibility in May - Cascade Locks, OR
  • Average visibility in May: 5mi

The months with the highest visibility are July and August (6mi).
The months with the lowest visibility are January, February, March, November and December (4mi).

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Cascade Locks, Oregon, USA

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