Weather Forecast

Tri-Cities Washington Forecast

The Tri-Cities is breezy in spring and fall with the occasional windstorm, but average annual precipitation is less than seven inches. Thanks to winter temperatures hovering at 44 degrees and with little to no snowfall, our golf courses are open year-round! Summer temperature averages hover around a pleasant 88 degrees, with cool mornings warming up into sunny, warm days and evenings ripe for adventure.

The Tri-Cities has greater temperature variation than other places in the Pacific Northwest, with some weeks in winter below freezing and some weeks in summer in the 90s or over 100°F, so check the weather before you come and pack accordingly.

For the current local temperature, scroll to the bottom of the page.


Average Monthly Temperatures

Month

High
Low
January
40
28
February
48
31
March
58
36
April
66
42
May
74
49
June
82
56
July
89
61
August
89
61
September
80
52
October
66
42
November
50
36
December
41
29


Tuesday
May 21
Hi: 69° Lo: 46°
Thunderstorm with rain
Wednesday
May 22
Hi: 62° Lo: 45°
Broken clouds
Thursday
May 23
Hi: 72° Lo: 48°
Scattered clouds
Friday
May 24
Hi: 74° Lo: 48°
Broken clouds
Saturday
May 25
Hi: 70° Lo: 47°
Scattered clouds
Sunday
May 26
Hi: 70° Lo: 44°
Scattered clouds
Monday
May 27
Hi: 77° Lo: 50°
Few clouds
Tuesday
May 28
Hi: 79° Lo: 57°
Broken clouds
Wednesday
May 29
Hi: 78° Lo: 59°
Broken clouds
Thursday
May 30
Hi: 66° Lo: 52°
Broken clouds
Friday
May 31
Hi: 65° Lo: 46°
Overcast clouds
Saturday
June 01
Hi: 71° Lo: 43°
Light rain
Sunday
June 02
Hi: 69° Lo: 53°
Overcast clouds
Monday
June 03
Hi: 82° Lo: 54°
Overcast clouds
Tuesday
June 04
Hi: 75° Lo: 58°
Overcast clouds
Wednesday
June 05
Hi: 69° Lo: 59°
Broken clouds