May weather forecast
Damascus, OR

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Weather in May

The last month of the spring, May, is a comfortable month in Damascus, Oregon, with an average temperature fluctuating between 66.2°F (19°C) and 43.3°F (6.3°C).

Temperature

In Damascus, the onset of May comes with a modest high-temperature shift, transitioning from April's moderate 57.7°F (14.3°C) to an enjoyable 66.2°F (19°C). Despite a significant deviation from daily highs, May sees an average nighttime temperature of 43.3°F (6.3°C) in Damascus.

Humidity

The average relative humidity in May is 73%.

Rainfall

In Damascus, during May, the rain falls for 13.5 days and regularly aggregates up to 1.85" (47mm) of precipitation. Throughout the year, in Damascus, there are 165.6 rainfall days, and 34.65" (880mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in May in Damascus is 14h and 55min.
On the first day of May, sunrise is at 5:56 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 5:24 am and sunset at 8:50 pm PDT.

Sunshine

In Damascus, the average sunshine in May is 8.8h.

UV index

In May, the average daily maximum UV index in Damascus is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: An average UV index of 4 in May transforms into this advice:
Take necessary precautions - Protection from skin and eye injury is mandatory. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
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Frequently asked questions

What are May temperatures in Damascus?

The high-temperature, in May, in Damascus, records 66.2°F (19°C), while the low-temperature is 43.3°F (6.3°C).

What is the average humidity in May in Damascus?

In May, the average relative humidity in Damascus is 73%.

How much does it rain in Damascus in May?

In May, the rain falls for 13.5 days. Throughout May, 1.85" (47mm) of precipitation is accumulated.

When it does not snow in Damascus?

In Damascus, Oregon, snow does not fall in April through October.

What is the average length of the day in May in Damascus?

In May, the average day length in Damascus is 14h and 55min.

When is the sunrise / sunset in May in Damascus?

On the first day of May in Damascus, Oregon, sunrise is at 5:56 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 5:24 am and sunset at 8:50 pm PDT.

How many hours of sunshine does Damascus have in May?

In May, the average sunshine duration is 8.8h.

How high is the UV index in May in Damascus?

In Damascus, Oregon, the average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a medium health risk 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 May
Damascus, OR

Average temperature in May - Damascus, OR
  • Average high temperature in May: 66.2°F

The warmest month (with the highest average high temperature) is August (80.4°F).
The month with the lowest average high temperature is December (43.7°F).

  • Average low temperature in May: 43.3°F

The month with the highest average low temperature is August (53.4°F).
The coldest month (with the lowest average low temperature) is December (33.8°F).

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Average pressure in May
Damascus, OR

Average pressure in May - Damascus, OR
  • Average pressure in May: 30.02"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).

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Average wind speed in May
Damascus, OR

Average wind speed in May - Damascus, OR
  • Average wind speed in May: 4.2mph

The windiest month (with the highest average wind speed) is January (6.8mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).

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Average humidity in May
Damascus, OR

Average humidity in May - Damascus, OR
  • Average humidity in May: 73%

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is August (64%).

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Average rainfall in May
Damascus, OR

Average rainfall in May - Damascus, OR
  • Average rainfall in May: 1.85"

The wettest month (with the highest rainfall) is December (5.31").
The driest month (with the least rainfall) is July (0.31").

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Average rainfall days in May
Damascus, OR

Average rainfall days in May - Damascus, OR
  • Average rainfall days in May: 13.5 days

The month with the highest number of rainy days is March (19.3 days).
The month with the least rainy days is August (4.4 days).

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Average snowfall in May
Damascus, OR

Average snowfall in May - Damascus, OR
  • Average snowfall in May: 0"

The month with the highest snowfall is March (1.73").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in May
Damascus, OR

Average snowfall days in May - Damascus, OR
  • Average snowfall days in May: 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).

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Average daylight in May /
Average sunshine in May
Damascus, OR

Average daylight in May / Average sunshine in May - Damascus, 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 5min

The months with the most sunshine are July and August (Average sunshine: 10h and 54min).
The months with the least sunshine are January and February (Average sunshine: 4h and 12min).

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Average sunshine days in May
Damascus, OR

Average sunshine days in May - Damascus, OR
  • Average sunshine days in May: 15.8 days

The month with the most sunshine days is July (25 days).
The month with the least sunshine days is February (9.7 days).

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Average UV index in May
Damascus, OR

Average UV index in May - Damascus, OR
  • Average UV index in May: 4

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).

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Average cloud cover in May
Damascus, OR

Average cloud cover in May - Damascus, OR
  • Average cloud cover in May: 47

The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 24).

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Average visibility in May
Damascus, OR

Average visibility in May - Damascus, OR
  • Average visibility in May: 5mi

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

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Damascus, Oregon, USA

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