May weather forecast
Eugene, CA

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Weather in May

May, the last month of the spring in Eugene, is a moderately hot month, with temperature in the range of an average high of 79.3°F (26.3°C) and an average low of 52.3°F (11.3°C).

Temperature

The shift from April to May sees a slight increase in the average high-temperature, transitioning from a pleasant 71.2°F (21.8°C) to a warm 79.3°F (26.3°C). Nightfall in May introduces a considerable dip in temperature, settling at an average of 52.3°F (11.3°C).

Humidity

In Eugene, the average relative humidity in May is 52%.

Rainfall

In Eugene, in May, it is raining for 3.7 days, with typically 0.47" (12mm) of accumulated precipitation. Throughout the year, there are 59.3 rainfall days, and 8.23" (209mm) of precipitation is accumulated.

Snowfall

January through November are months without snowfall.

Daylight

In May, the average length of the day is 14h and 14min.
On the first day of May, sunrise is at 6:06 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 8:19 pm PDT.

Sunshine

The average sunshine in May is 11.3h.

UV index

The average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 6 during May translates into the following directions:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Updated: Jun 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature?

An average high-temperature, in May, in Eugene, is 79.3°F (26.3°C) and the average low-temperature is 52.3°F (11.3°C).

What is the average humidity in May?

The average relative humidity in May is 52%.

How many days does it rain in May?

In Eugene, in May, it is raining for 3.7 days, with typically 0.47" (12mm) of accumulated precipitation.

When it does not snow?

In Eugene, snow does not fall in January through November.

How many hours of daylight does Eugene have in May?

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

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 6:06 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 8:19 pm PDT.

How long on average sun shines in May?

In May, the average sunshine duration is 11.3h.

What is the UV index intensity in May in Eugene?

The average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high health threat from unprotected exposure to 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
Eugene, CA

Average temperature in May - Eugene, CA
  • Average high temperature in May: 79.3°F

The warmest month (with the highest average high temperature) is July (96.4°F).
The month with the lowest average high temperature is December (55.4°F).

  • Average low temperature in May: 52.3°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is December (41°F).

Average pressure in May
Eugene, CA

Average pressure in May - Eugene, CA
  • Average pressure in May: 29.96"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in May
Eugene, CA

Average wind speed in May - Eugene, CA
  • Average wind speed in May: 6.5mph

The windiest month (with the highest average wind speed) is June (7.1mph).
The calmest month (with the lowest average wind speed) is November (4.9mph).

Average humidity in May
Eugene, CA

Average humidity in May - Eugene, CA
  • Average humidity in May: 52%

The month with the highest relative humidity is January (72%).
The month with the lowest relative humidity is July (37%).

Average rainfall in May
Eugene, CA

Average rainfall in May - Eugene, CA
  • Average rainfall in May: 0.47"

The wettest month (with the highest rainfall) is March (1.65").
The driest months (with the least rainfall) are July and August (0.04").

Average rainfall days in May
Eugene, CA

Average rainfall days in May - Eugene, CA
  • Average rainfall days in May: 3.7 days

The month with the highest number of rainy days is March (11.3 days).
The month with the least rainy days is August (0.7 days).

Average snowfall in May
Eugene, CA

Average snowfall in May - Eugene, CA
  • Average snowfall in May: 0"

The month with the highest snowfall is December (0.04").
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0").

Average snowfall days in May
Eugene, CA

Average snowfall days in May - Eugene, CA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

Average daylight in May /
Average sunshine in May
Eugene, CA

Average daylight in May / Average sunshine in May - Eugene, CA
  • Average daylight in May: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in May: 11h and 2min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).

Average sunshine days in May
Eugene, CA

Average sunshine days in May - Eugene, CA
  • Average sunshine days in May: 26.5 days

The month with the most sunshine days is August (29.2 days).
The month with the least sunshine days is March (18.7 days).

Average UV index in May
Eugene, CA

Average UV index in May - Eugene, CA
  • Average UV index in May: 6

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in May
Eugene, CA

Average cloud cover in May - Eugene, CA
  • Average cloud cover in May: 17

The month with the most cloud cover is March (Cloud cover 33).
The month with the least cloud cover is July (Cloud cover 4).

Average visibility in May
Eugene, CA

Average visibility in May - Eugene, CA
  • Average visibility in May: 6mi

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

Eugene, California, USA

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