Weather forecast for 10 days
Prosser, WA

Weather forecast for the weekend

Saturday, Jun 21.

Cloudy
5:05 am

8:56 pm
PDT
Cloudy
66°F / 50°F
  • Wind: 11mph W
  • Humidity: 46%
  • Precip. probability: 16%
  • Precipitation: 0"
  • UV index: 5
On Saturday, June 21, cloud coverage will be extensive.
The highest temperature will be a comfortable 66.2°F, while the lowest temperature will be a fresh 50°F.
With a forecast of 66.2°F, conditions deviate from June's average and instead resemble May's climate trend.
Sunrise will be at 5:05 am and sunset at 8:56 pm; the daylight will last for 15h and 50min.

Sunday, Jun 22.

Mostly Cloudy
5:05 am

8:56 pm
PDT
Mostly Cloudy
79°F / 52°F
  • Wind: 6mph SW
  • Humidity: 46%
  • Precip. probability: 10%
  • Precipitation: 0"
  • UV index: 6
On Sunday, in Prosser, overcast skies will be the dominant feature.
Temperatures are anticipated to move from a peak of a temperate 78.8°F to a low of a crisp 51.8°F.
On Sunday, the predicted temperature will match June's typical high of 78.6°F.
Sunrise will be at 5:05 am and sunset at 8:56 pm; the daylight will last for 15h and 50min.

Frequently asked questions

What is the weather forecast for Prosser for Saturday?
On Saturday, the sky will remain cloudy throughout.
What will be the maximum temperature on Saturday?
On Saturday, the highest temperature in Prosser will be 66.2°F, while the lowest temperature will be 50°F.
What is the weather forecast for Prosser for Sunday?
On Sunday, a mainly cloudy pattern is expected.
What will be the highest temperature on Sunday?
On Sunday, the highest temperature will be 78.8°F, while the lowest temperature will be 51.8°F.
What is the weather forecast for Prosser for the next ten days?
In Prosser, a combination of cloudy and dry and sunny weather is anticipated for the next ten days.
How hot will it be in the next ten days?
The maximum temperature will vary between 66.2°F and 95°F, as the minimum temperature will vary between 50°F and 62.6°F.
What will be the hottest and the coldest days?
With the maximum temperature of 95°F, next Wednesday will be the hottest day. The coldest day will be Saturday, with a maximum of 66.2°F.

Long-term weather forecast

TueJun 17.
  • min.
  • 55°F
Clear
Clear
  • Wind: 9mph WSW
  • Humidity: 44%
  • UV index: 0
  • Precip. probability: 2%
  • Precipitation: 0"
  • 5:05 am 8:55 pm PDT
WedJun 18.
  • 88°F
  • 50°F
Sunny
Sunny
  • Wind: 18mph WSW
  • Humidity: 31%
  • UV index: 8
  • Precip. probability: 0%
  • Precipitation: 0"
  • 5:05 am 8:55 pm PDT
ThuJun 19.
  • 82°F
  • 55°F
Partly Cloudy
Partly Cloudy
  • Wind: 6mph WSW
  • Humidity: 31%
  • UV index: 8
  • Precip. probability: 0%
  • Precipitation: 0"
  • 5:05 am 8:55 pm PDT
FriJun 20.
  • 73°F
  • 50°F
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Wind: 16mph W
  • Humidity: 33%
  • UV index: 7
  • Precip. probability: 2%
  • Precipitation: 0"
  • 5:05 am 8:56 pm PDT
SatJun 21.
  • 66°F
  • 50°F
Cloudy
Cloudy
  • Wind: 11mph W
  • Humidity: 46%
  • UV index: 5
  • Precip. probability: 16%
  • Precipitation: 0"
  • 5:05 am 8:56 pm PDT
SunJun 22.
  • 79°F
  • 52°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 6mph SW
  • Humidity: 46%
  • UV index: 6
  • Precip. probability: 10%
  • Precipitation: 0"
  • 5:05 am 8:56 pm PDT
MonJun 23.
  • 88°F
  • 59°F
Mostly Sunny
Mostly Sunny
  • Wind: 5mph SSE
  • Humidity: 38%
  • UV index: 8
  • Precip. probability: 4%
  • Precipitation: 0"
  • 5:06 am 8:56 pm PDT
TueJun 24.
  • 91°F
  • 63°F
Partly Cloudy
Partly Cloudy
  • Wind: 5mph ENE
  • Humidity: 28%
  • UV index: 8
  • Precip. probability: 0%
  • Precipitation: 0"
  • 5:06 am 8:56 pm PDT
WedJun 25.
  • 95°F
  • 61°F
Mostly Sunny
Mostly Sunny
  • Wind: 9mph WSW
  • Humidity: 27%
  • UV index: 8
  • Precip. probability: 0%
  • Precipitation: 0"
  • 5:06 am 8:56 pm PDT
ThuJun 26.
  • 93°F
  • 59°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph WSW
  • Humidity: 29%
  • UV index: 8
  • Precip. probability: 0%
  • Precipitation: 0"
  • 5:07 am 8:56 pm PDT
Over the next ten days, conditions will reflect that a combination of cloudy and mostly clear weather is forecasted.
Rain is not predicted in Prosser in the upcoming period.
Noticeable swings in temperature are expected in the next ten days. Forecast highs will fluctuate between 66.2°F and 95°F, while there will be also a marked difference in overnight low temperatures, as the minimum temperature is expected to range between 50°F and 62.6°F.
Next Wednesday is expected to be the hottest, reaching up to 95°F; the lowest daytime temperature of the period will be reached on Saturday, peaking at 66.2°F.
Updated: Jun 18, 2025 @ 00:01:56 UTC
Published by: Weather U.S. | About Us
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