John Day
Oregon, USA
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
John Day, OR

The iconic Painted Hills in the famous John Day Fossil Beds National Monument, Oregon, are a famed top tourist spot with the surrounding scape
The iconic Painted Hills in the famous John Day Fossil Beds National Monument, Oregon, are a famed top tourist spot with the surrounding scape
The last month of the spring, May, is an agreeable month in John Day, Oregon, with temperature in the range of an average high of 68.5°F (20.3°C) and an average low of 39°F (3.9°C).

Temperature

In John Day, the average high-temperature in May slightly increases, from a mild 59.7°F (15.4°C) in April, to an agreeable 68.5°F (20.3°C). In May, the average low-temperature is 39°F (3.9°C).

Rainfall

The month with the most rainfall is May when the rain falls for 11 days and typically aggregates up to 1.8" (45.7mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. Throughout May, John Day aggregates 0.1" (2.5mm) of snow. In John Day, during the entire year, snow aggregates up to 19.7" (500.5mm).

Daylight

In May, the average length of the day in John Day, Oregon, is 14.8h.

What is the temperature in May in John Day?

The average high-temperature, in May, in John Day, Oregon, is 68.5°F (20.3°C), while the average low-temperature is 39°F (3.9°C).

How much does it rain in John Day in May?

In May, in John Day, Oregon, the rain falls for 11 days. Throughout May, 1.8" (45.7mm) of precipitation is accumulated.

What is the wettest month in John Day?

The month with the most rainfall in John Day, Oregon, is May when the rain falls for 11 days and typically aggregates up to 1.8" (45.7mm) of precipitation.

What is the last month it snows in John Day?

May is the last month it regularly snows in John Day. Throughout May, John Day aggregates 0.1" (2.5mm) of snow.

What is the average length of the day in May in John Day?

In John Day, Oregon, the average length of the day in May is 14.8h.
Average temperature in May - John Day, OR
  • Average high temperature in May: 68.6°F

The warmest month (with the highest average high temperature) is July (88.4°F).
The month with the lowest average high temperature is January (41.5°F).

  • Average low temperature in May: 39°F

The month with the highest average low temperature is July (49.1°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).

Average rainfall in May - John Day, OR
  • Average rainfall in May: 1.8"

The wettest month (with the highest rainfall) is May (1.8").
The driest month (with the lowest rainfall) is July (0.5").

Average rainfall days in May - John Day, OR
  • Average rainfall days in May: 11 days

Months with the highest number of rainy days are January, March, April, May, November and December (11 days).
The month with the lowest number of rainy days is July (3 days).

Average snowfall in May - John Day, OR
  • Average snowfall in May: 0.1"

The month with the highest snowfall is January (5.9").
Months with the lowest snowfall are June, July, August and September (0").

Average daylight in May - John Day, OR
  • Average daylight in May: 14.8h

The month with the longest days is June (Average daylight: 15.5h).
The month with shortest days is December (Average daylight: 8.9h).