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

April weather forecast and climate
Hermiston, OR

April is an enjoyable spring month in Hermiston, Oregon, with average temperature ranging between max 66.9°F (19.4°C) and min 38.8°F (3.8°C).

Temperature

In Hermiston, the average high-temperature in April marginally rises, from a mild 58.3°F (14.6°C) in March, to an enjoyable 66.9°F (19.4°C). The average low-temperature, in April, is 38.8°F (3.8°C).

Rainfall

In Hermiston, during April, the rain falls for 6 days and regularly aggregates up to 0.7" (17mm) of precipitation. Throughout the year, there are 77 rainfall days, and 8.8" (224.6mm) of precipitation is accumulated.

Snowfall

In April, it doesn't snow. March is the latest month when it typically snows. In Hermiston, Oregon, during the entire year, snow aggregates up to 11.2" (284.6mm).

Daylight

In Hermiston, the average length of the day in April is 13.6h.

What is the temperature in April in Hermiston?

The average high-temperature, in April, in Hermiston, is 66.9°F (19.4°C), while the average low-temperature is 38.8°F (3.8°C).

How much does it rain in Hermiston in April?

In Hermiston, in April, during 6 rainfall days, 0.7" (17mm) of precipitation is typically accumulated.

Does it snow in Hermiston in April?

In April, in Hermiston, it doesn't snow. March is the latest month when it typically snows.

What is the average length of the day in April in Hermiston?

In April, the average length of the day in Hermiston is 13.6h.
Average temperature in April - Hermiston, OR
  • Average high temperature in April: 66.9°F

The warmest month (with the highest average high temperature) is July (90.4°F).
The month with the lowest average high temperature is January (39.9°F).

  • Average low temperature in April: 38.8°F

The month with the highest average low temperature is July (57.1°F).
The coldest month (with the lowest average low temperature) is January (23.6°F).

Average rainfall in April - Hermiston, OR
  • Average rainfall in April: 0.7"

Wettest months (with the highest rainfall) are January, November and December (1.2").
The driest month (with the lowest rainfall) is July (0.2").

Average rainfall days in April - Hermiston, OR
  • Average rainfall days in April: 6 days

The month with the highest number of rainy days is December (11 days).
Months with the lowest number of rainy days are July and August (2 days).

Average snowfall in April - Hermiston, OR
  • Average snowfall in April: 0"

The month with the highest snowfall is January (5").
Months with the lowest snowfall are April, May, June, July, August, September and October (0").

Average daylight in April - Hermiston, OR
  • Average daylight in April: 13.6h

The month with the longest days is June (Average daylight: 15.7h).
The month with shortest days is December (Average daylight: 8.7h).