May weather forecast
Rogue River, OR

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Weather in May

The last month of the spring, May, is a comfortable month in Rogue River, Oregon, with an average temperature fluctuating between 40.3°F (4.6°C) and 66.9°F (19.4°C).

Temperature

May marks a minor ascent in the average high-temperature, adjusting from April's mild 58.6°F (14.8°C) to a comfortable 66.9°F (19.4°C). Despite the drastic temperature difference, Rogue River records an average nighttime low of 40.3°F (4.6°C) throughout May.

Humidity

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

Rainfall

In Rogue River, in May, it is raining for 11.4 days, with typically 1.34" (34mm) of accumulated precipitation. In Rogue River, during the entire year, the rain falls for 119.9 days and collects up to 19.06" (484mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall in Rogue River. May is the last month it regularly snows. During 0.2 snowfall days, in May, Rogue River aggregates 0.04" (1mm) of snow. Throughout the year, there are 27.6 snowfall days, and 21.38" (543mm) of snow is accumulated.

Daylight

In Rogue River, the average length of the day in May is 14h and 38min.
On the first day of the month, sunrise is at 6:06 am and sunset at 8:13 pm. On the last day of May, sunrise is at 5:38 am and sunset at 8:42 pm PDT.

Sunshine

In May, the average sunshine is 10.1h.

UV index

The average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum daily UV index of 4 during May morphs into the following directions:
Be vigilant - Preventing sunburn is recommended. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. To cut down UV radiation exposure by about half, sport a wide-brim hat. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Updated: Jun 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in May?

The high-temperature, in May, in Rogue River, is 66.9°F (19.4°C), while the low-temperature averages to 40.3°F (4.6°C).

What is the average humidity in May?

The average relative humidity in May is 73%.

How much does it rain in May?

In Rogue River, in May, it is raining for 11.4 days, with typically 1.34" (34mm) of accumulated precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.2 snowfall days, in May, Rogue River aggregates 0.04" (1mm) of snow.

What is the average length of the day in May?

In Rogue River, the average day length in May is 14h and 38min.

What time are sunrise and sunset in May?

On the first day of May in Rogue River, sunrise is at 6:06 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 8:42 pm PDT.

How long on average sun shines in May?

The average sunshine duration in May is 10.1h.

How high is the UV index in May?

In May, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Rogue River, OR

Average temperature in May - Rogue River, OR
  • Average high temperature in May: 66.9°F

The warmest month (with the highest average high temperature) is August (85.5°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 (50.5°F).
The coldest month (with the lowest average low temperature) is December (31.6°F).

Average pressure in May
Rogue River, OR

Average pressure in May - Rogue River, OR
  • Average pressure in May: 30.02"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).

Average wind speed in May
Rogue River, OR

Average wind speed in May - Rogue River, OR
  • Average wind speed in May: 3.6mph

The windiest month (with the highest average wind speed) is March (3.9mph).
The calmest months (with the lowest average wind speed) are September and October (3.2mph).

Average humidity in May
Rogue River, OR

Average humidity in May - Rogue River, OR
  • Average humidity in May: 73%

The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is August (61%).

Average rainfall in May
Rogue River, OR

Average rainfall in May - Rogue River, OR
  • Average rainfall in May: 1.34"

The wettest month (with the highest rainfall) is December (3.23").
The driest month (with the least rainfall) is July (0.08").

Average rainfall days in May
Rogue River, OR

Average rainfall days in May - Rogue River, OR
  • Average rainfall days in May: 11.4 days

The month with the highest number of rainy days is March (16.8 days).
The month with the least rainy days is August (2 days).

Average snowfall in May
Rogue River, OR

Average snowfall in May - Rogue River, OR
  • Average snowfall in May: 0.04"

The month with the highest snowfall is January (5.87").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in May
Rogue River, OR

Average snowfall days in May - Rogue River, OR
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is February (6.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in May: 10h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

Average sunshine days in May
Rogue River, OR

Average sunshine days in May - Rogue River, OR
  • Average sunshine days in May: 17.4 days

The month with the most sunshine days is August (27.3 days).
The month with the least sunshine days is March (11.5 days).

Average UV index in May
Rogue River, OR

Average UV index in May - Rogue 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, November and December (UV index 2).

Average cloud cover in May
Rogue River, OR

Average cloud cover in May - Rogue River, OR
  • Average cloud cover in May: 38

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 13).

Average visibility in May
Rogue River, OR

Average visibility in May - Rogue River, OR
  • Average visibility in May: 5mi

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

Rogue River, Oregon, USA

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