May weather forecast
Hood River, OR

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A red barn house in a farm field among scenic trees at the foot of a mountain with snowy peaks in Hood River, Oregon
A red barn house in a farm field among scenic trees at the foot of a mountain with snowy peaks in Hood River, Oregon

Weather in May

May experiences considerably warmer weather with an average rise in maximum temperatures. The month ushers in more daylight and consequently, the UV index begins to rise. An optimal time for outdoor activities, provided adequate protection from sunburn. Cooler evenings and less humidity make for comfortable nights. This month marks a drastic decrease in rainfall, from 2.52" (64mm) in April to just 1.69" (43mm).

Temperature

The arrival of May sees a shift in the average high-temperature, moving from a cool 52.3°F (11.3°C) in April to a comfortable 62.4°F (16.9°C). In the month of May, an average of 40.8°F (4.9°C) marks the low-temperature.

Humidity

In Hood River, the average relative humidity in May is 70%.

Rainfall

In Hood River, in May, it is raining for 12.8 days, with typically 1.69" (43mm) of accumulated precipitation. In Hood River, during the entire year, the rain falls for 159.7 days and collects up to 31.42" (798mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In May, the average length of the day is 14h and 57min.
On the first day of May, sunrise is at 5:52 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 5:19 am and sunset at 8:47 pm PDT.

Sunshine

The average sunshine in May is 9.8h.

UV index

In May, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: A maximum high daily UV index of 4 during May translates into the following directions:
Act with care - The suggestion to avoid sunburn is emphasized. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. To cut down UV radiation exposure by about half, sport a wide-brim hat.

Frequently asked questions

What is the average May temperature in Hood River?

The average high-temperature, in May, in Hood River, is 62.4°F (16.9°C), while the average low-temperature is 40.8°F (4.9°C).

What is the average humidity in May in Hood River?

In Hood River, the average relative humidity in May is 70%.

How many days does it rain in May?

In Hood River, during May, the rain falls for 12.8 days and regularly aggregates up to 1.69" (43mm) of precipitation.

When it does not snow?

April through October are months without snowfall.

How many hours of daylight does Hood River have in May?

In Hood River, the average day length in May is 14h and 57min.

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 5:52 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 5:19 am and sunset at 8:47 pm PDT.

How many hours of sunshine does Hood River have in May?

In May, the average sunshine duration is 9.8h.

What is the UV index reading in May?

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

Average temperature in May - Hood River, OR
  • Average high temperature in May: 62.4°F

The warmest month (with the highest average high temperature) is August (78.4°F).
The month with the lowest average high temperature is December (36°F).

  • Average low temperature in May: 40.8°F

The month with the highest average low temperature is August (51.4°F).
The coldest month (with the lowest average low temperature) is December (27°F).

Average pressure in May
Hood River, OR

Average pressure in May - Hood River, OR
  • Average pressure in May: 30"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is August (29.97"Hg).

Average wind speed in May
Hood River, OR

Average wind speed in May - Hood River, OR
  • Average wind speed in May: 5.7mph

The windiest month (with the highest average wind speed) is June (6.1mph).
The calmest month (with the lowest average wind speed) is October (4.8mph).

Average humidity in May
Hood River, OR

Average humidity in May - Hood River, OR
  • Average humidity in May: 70%

The months with the highest relative humidity are February and December (88%).
The month with the lowest relative humidity is July (59%).

Average rainfall in May
Hood River, OR

Average rainfall in May - Hood River, OR
  • Average rainfall in May: 1.69"

The wettest month (with the highest rainfall) is January (5.67").
The driest month (with the least rainfall) is July (0.28").

Average rainfall days in May
Hood River, OR

Average rainfall days in May - Hood River, OR
  • Average rainfall days in May: 12.8 days

The month with the highest number of rainy days is March (20 days).
The month with the least rainy days is August (4.2 days).

Average snowfall in May
Hood River, OR

Average snowfall in May - Hood River, OR
  • Average snowfall in May: 0"

The month with the highest snowfall is February (4.76").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in May
Hood River, OR

Average snowfall days in May - Hood River, OR
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is December (4.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
Hood River, OR

Average daylight in May / Average sunshine in May - Hood River, OR
  • Average daylight in May: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in May: 9h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in May
Hood River, OR

Average sunshine days in May - Hood River, OR
  • Average sunshine days in May: 15.6 days

The month with the most sunshine days is July (25.4 days).
The month with the least sunshine days is March (8.4 days).

Average UV index in May
Hood River, OR

Average UV index in May - Hood River, 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 and November (UV index 1).

Average cloud cover in May
Hood River, OR

Average cloud cover in May - Hood River, OR
  • Average cloud cover in May: 40

The months with the most cloud cover are January and February (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 17).

Average visibility in May
Hood River, OR

Average visibility in May - Hood River, OR
  • Average visibility in May: 6mi

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

Hood River, Oregon, USA

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