Dallas
Oregon, USA
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Dallas, OR

May, the last month of the spring, in Dallas, is a pleasant month, with average temperature ranging between max 68.4°F (20.2°C) and min 42.8°F (6°C).

Temperature

In May, the average high-temperature slightly increases, from a comfortable 61.3°F (16.3°C) in April, to an agreeable 68.4°F (20.2°C). The average low-temperature, in May, is 42.8°F (6°C).

Rainfall

In Dallas, in May, it is raining for 10 days, with typically 2.1" (54.1mm) of accumulated precipitation. In Dallas, Oregon, during the entire year, the rain falls for 139 days and collects up to 48.1" (1222mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in May in Dallas is 14.9h.

What is the temperature in May in Dallas?

In May, in Dallas, the average high-temperature is 68.4°F (20.2°C), and the average low-temperature is 42.8°F (6°C).

How many days does it rain in May in Dallas?

In Dallas, in May, it is raining for 10 days, with typically 2.1" (54.1mm) of accumulated precipitation.

When it does not snow in Dallas?

April through October are months without snowfall in Dallas.

How many hours of daylight does Dallas have in May?

In May, the average length of the day is 14.9h.
Average temperature in May - Dallas, OR
  • Average high temperature in May: 68.4°F

The warmest month (with the highest average high temperature) is August (82.3°F).
The month with the lowest average high temperature is January (45.7°F).

  • Average low temperature in May: 42.8°F

The month with the highest average low temperature is July (49.5°F).
The coldest month (with the lowest average low temperature) is January (32.8°F).

Average rainfall in May - Dallas, OR
  • Average rainfall in May: 2.1"

The wettest month (with the highest rainfall) is December (8.9").
The driest month (with the lowest rainfall) is July (0.4").

Average rainfall days in May - Dallas, OR
  • Average rainfall days in May: 10 days

Months with the highest number of rainy days are January and December (18 days).
Months with the lowest number of rainy days are July and August (3 days).

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

The month with the highest snowfall is January (3.4").
Months with the lowest snowfall are April, May, June, July, August, September and October (0").

Average daylight in May - Dallas, OR
  • Average daylight in May: 14.9h

The month with the longest days is June (Average daylight: 15.6h).
The month with shortest days is December (Average daylight: 8.8h).