May weather forecast
Wasco, OR

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A big ranch farm with a large, red barn and a vast planted farm outback, near Wasco Town in Oregon
A big ranch farm with a large, red barn and a vast planted farm outback, near Wasco Town in Oregon

Weather in May

The last month of the spring, May, is a refreshing month in Wasco, Oregon, with an average temperature ranging between min 45.1°F (7.3°C) and max 67.5°F (19.7°C).

Temperature

Observing a rise in May, the average high-temperature goes from April's moderate 57.4°F (14.1°C) to an enjoyable 67.5°F (19.7°C). Wasco experiences a significant contrast between daily highs and an average nighttime temperature of 45.1°F (7.3°C) during May.

Humidity

In Wasco, the average relative humidity in May is 58%.

Rainfall

May is the month with the most rainfall. Rain falls for 6.1 days and accumulates 0.47" (12mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In May, the average length of the day is 14h and 56min.
On the first day of May in Wasco, sunrise is at 5:49 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 5:17 am and sunset at 8:44 pm PDT.

Sunshine

In May, the average sunshine is 11.2h.

UV index

The average daily maximum UV index in May in Wasco is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index, 5 during May, leads to the following recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Updated: Jul 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Wasco in May?

In May, in Wasco, the average high-temperature is 67.5°F (19.7°C), and the average low-temperature is 45.1°F (7.3°C).

What is the average humidity in May in Wasco?

In Wasco, the average relative humidity in May is 58%.

What is the rainiest month in Wasco?

May is the month with the most rainfall. Rain falls for 6.1 days and accumulates 0.47" (12mm) of precipitation.

How many days does it rain in May?

In Wasco, in May, it is raining for 6.1 days, with typically 0.47" (12mm) of accumulated precipitation.

When it does not snow?

April through October are months without snowfall.

How many hours of daylight does Wasco have in May?

The average day length in May is 14h and 56min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 5:49 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 5:17 am and sunset at 8:44 pm PDT.

How long on average sun shines in May?

In Wasco, the average sunshine duration in May is 11.2h.

How high is the UV index in May?

In Wasco, the average daily maximum UV index in May is 5. 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
Wasco, OR

Average temperature in May - Wasco, OR
  • Average high temperature in May: 67.5°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is December (37°F).

  • Average low temperature in May: 45.1°F

The month with the highest average low temperature is August (59°F).
The coldest month (with the lowest average low temperature) is December (27.1°F).

Average pressure in May
Wasco, OR

Average pressure in May - Wasco, OR
  • Average pressure in May: 29.97"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is August (29.94"Hg).

Average wind speed in May
Wasco, OR

Average wind speed in May - Wasco, OR
  • Average wind speed in May: 7.8mph

The windiest month (with the highest average wind speed) is June (8.8mph).
The calmest month (with the lowest average wind speed) is January (5.5mph).

Average humidity in May
Wasco, OR

Average humidity in May - Wasco, OR
  • Average humidity in May: 58%

The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are July and August (45%).

Average rainfall in May
Wasco, OR

Average rainfall in May - Wasco, OR
  • Average rainfall in May: 0.47"

The wettest month (with the highest rainfall) is May (0.47").
The driest months (with the least rainfall) are April, July and November (0.12").

Average rainfall days in May
Wasco, OR

Average rainfall days in May - Wasco, OR
  • Average rainfall days in May: 6.1 days

The month with the highest number of rainy days is May (6.1 days).
The month with the least rainy days is July (2.9 days).

Average snowfall in May
Wasco, OR

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

The month with the highest snowfall is February (0.55").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in May
Wasco, OR

Average snowfall days in May - Wasco, OR
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in May / Average sunshine in May - Wasco, 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: 11h and 1min

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days in May
Wasco, OR

Average sunshine days in May - Wasco, OR
  • Average sunshine days in May: 23.2 days

The month with the most sunshine days is July (26.3 days).
The month with the least sunshine days is February (21.9 days).

Average UV index in May
Wasco, OR

Average UV index in May - Wasco, OR
  • Average UV index in May: 5

The months with the highest UV index are June and 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
Wasco, OR

Average cloud cover in May - Wasco, OR
  • Average cloud cover in May: 25

The month with the most cloud cover is January (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 9).

Average visibility in May
Wasco, OR

Average visibility in May - Wasco, OR
  • Average visibility in May: 6mi

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

Wasco, Oregon, USA

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