May weather forecast
Drain, OR

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Weather in May

May, the last month of the spring in Drain, is a comfortable month, with an average temperature varying between 40.3°F (4.6°C) and 64.9°F (18.3°C).

Temperature

Drain's transition into May is marked by a minor temperature shift, moving from a moderate 56.8°F (13.8°C) in April to a comfortable 64.9°F (18.3°C). A striking departure from daytime highs to an average low-temperature of 40.3°F (4.6°C) is witnessed in Drain during May.

Humidity

The average relative humidity in May in Drain is 78%.

Rainfall

In Drain, in May, during 14 rainfall days, 1.93" (49mm) of precipitation is typically accumulated. In Drain, during the entire year, the rain falls for 157.8 days and collects up to 30.63" (778mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In May, the average length of the day is 14h and 44min.
On the first day of May, sunrise is at 6:04 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:47 pm PDT.

Sunshine

The average sunshine in May in Drain is 8.3h.

UV index

In Drain, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.
Note: A daily high UV index of 4 in May leads to these guidelines:
Undertake precautions - It is suggested to shield oneself from sunburn. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
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Frequently asked questions

What are May temperatures in Drain?

In Drain, 64.9°F (18.3°C) is the average high-temperature and 40.3°F (4.6°C) is the average low-temperature during May.

What is the average humidity in May in Drain?

In Drain, the average relative humidity in May is 78%.

How much does it rain in Drain in May?

In Drain, in May, it is raining for 14 days, with typically 1.93" (49mm) of accumulated precipitation.

When it does not snow in Drain?

May through October are months without snowfall in Drain, Oregon.

Does it snow in Drain in May?

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

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

In Drain, Oregon, the average day length in May is 14h and 44min.

When are sunrise and sunset in May in Drain?

In May, on the first day of the month, sunrise is at 6:04 am and sunset at 8:16 pm. On the last day of the month, in Drain, sunrise is at 5:34 am and sunset at 8:47 pm PDT.

How many hours of sunshine does Drain have in May?

In May, the average sunshine duration in Drain, Oregon, is 8.3h.

What is the UV index reading in May in Drain?

In Drain, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a moderate health threat 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
Drain, OR

Average temperature in May - Drain, OR
  • Average high temperature in May: 64.9°F

The warmest month (with the highest average high temperature) is August (80.1°F).
The month with the lowest average high temperature is December (45.9°F).

  • Average low temperature in May: 40.3°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 (33.4°F).

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Average pressure in May
Drain, OR

Average pressure in May - Drain, OR
  • Average pressure in May: 30.03"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
Drain, OR

Average wind speed in May - Drain, OR
  • Average wind speed in May: 3.9mph

The windiest month (with the highest average wind speed) is January (4.5mph).
The calmest month (with the lowest average wind speed) is August (3.4mph).

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Average humidity in May
Drain, OR

Average humidity in May - Drain, OR
  • Average humidity in May: 78%

The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are July and August (70%).

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Average rainfall in May
Drain, OR

Average rainfall in May - Drain, OR
  • Average rainfall in May: 1.93"

The wettest month (with the highest rainfall) is December (4.61").
The driest month (with the least rainfall) is July (0.2").

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Average rainfall days in May
Drain, OR

Average rainfall days in May - Drain, OR
  • Average rainfall days in May: 14 days

The month with the highest number of rainy days is March (20.1 days).
The month with the least rainy days is August (3.6 days).

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Average snowfall in May
Drain, OR

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

The month with the highest snowfall is February (3.27").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Drain, OR

Average snowfall days in May - Drain, 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
Drain, OR

Average daylight in May / Average sunshine in May - Drain, OR
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in May: 8h and 2min

The month with the most sunshine is August (Average sunshine: 11h and 6min).
The months with the least sunshine are February and December (Average sunshine: 4h and 12min).

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Average sunshine days in May
Drain, OR

Average sunshine days in May - Drain, OR
  • Average sunshine days in May: 14.7 days

The month with the most sunshine days is July (25.8 days).
The months with the least sunshine days are February and March (9.3 days).

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Average UV index in May
Drain, OR

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

The months with the highest UV index are June, July and August (UV index 5).
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
Drain, OR

Average cloud cover in May - Drain, OR
  • Average cloud cover in May: 51

The month with the most cloud cover is March (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 23).

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Average visibility in May
Drain, OR

Average visibility in May - Drain, OR
  • Average visibility in May: 4mi

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

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Drain, Oregon, USA

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