Yakima
Washington, USA
Long-term weather forecast
Long-term weather forecast

April weather forecast and climate
Yakima, WA

April is a moderate spring month in Yakima, Washington, with average temperature ranging between min 40.1°F (4.5°C) and max 59.2°F (15.1°C).

Temperature

In April, the average high-temperature rises, from a frosty 49.5°F (9.7°C) in March, to a mild 59.2°F (15.1°C). In Yakima, in April, the average low-temperature is 40.1°F (4.5°C).

Humidity

The average relative humidity in Yakima, Washington, is 57%.

Rainfall

In Yakima, during 7.8 rainfall days, 0.31" (8mm) of precipitation is typically accumulated. In Yakima, during the entire year, the rain falls for 82.2 days and collects up to 5.43" (138mm) of precipitation.

Snowfall

April through August and October are months without snowfall.

Daylight

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

Sunshine

In Yakima, the average sunshine in April is 11h.

UV index

In Yakima, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 4 in April transform into the following instructions:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in April in Yakima?

In April, in Yakima, the average high-temperature is 59.2°F (15.1°C), and the average low-temperature is 40.1°F (4.5°C).

What is the average humidity in April in Yakima?

In Yakima, Washington, the average relative humidity in April is 57%.

How much does it rain in Yakima in April?

In Yakima, in April, during 7.8 rainfall days, 0.31" (8mm) of precipitation is typically accumulated.

Does it snow in Yakima in April?

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

When it does not snow in Yakima?

April through August and October are months without snowfall in Yakima, Washington.

How many hours of daylight does Yakima have in April?

The average length of the day in April in Yakima, Washington, is 13.6h.

How many hours of sunshine does Yakima have in April?

The average sunshine in April in Yakima, Washington, is 11h.

What is the UV index intensity in April in Yakima?

In April, the average daily maximum UV index in Yakima is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV radiation.
Average temperature in April - Yakima, WA
  • Average high temperature in April: 59.2°F

The warmest month (with the highest average high temperature) is August (86.5°F).
The month with the lowest average high temperature is December (36.9°F).

  • Average low temperature in April: 40.1°F

The month with the highest average low temperature is August (60.3°F).
The coldest month (with the lowest average low temperature) is December (25.5°F).

Average humidity in April - Yakima, WA
  • Average humidity in April: 57%

The month with the highest relative humidity is January (81%).
Months with the lowest relative humidity are July and August (39%).

Average rainfall in April - Yakima, WA
  • Average rainfall in April: 0.31"

The wettest month (with the highest rainfall) is January (0.87").
The driest month (with the least rainfall) is July (0.08").

Average rainfall days in April - Yakima, WA
  • Average rainfall days in April: 7.8 days

The month with the highest number of rainy days is March (10.8 days).
The month with the least rainy days is August (2 days).

Average snowfall in April - Yakima, WA
  • Average snowfall in April: 0"

The month with the highest snowfall is December (2.76").
Months with the least snowfall are April, May, June, July, August and October (0").

Average snowfall days in April - Yakima, WA
  • Average snowfall days in April: 0.1 days

The month with the highest number of snowfall days is December (5.4 days).
Months with the least snowfall days are May, June, July, August and October (0 days).

Average daylight in April / Average sunshine in April - Yakima, WA
  • Average daylight in April: 13.6h

The month with the longest days is June (Average daylight: 15.8h).
The month with the shortest days is December (Average daylight: 8.6h).

  • Average sunshine in April: 11h

Months with the most sunshine are July and August (Average sunshine: 12.1h).
The month with the least sunshine is January (Average sunshine: 5.6h).

Average UV index in April - Yakima, WA
  • Average UV index in April: 4

The month with the highest UV index is July (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 2).