Coulee Dam Weather Forecast 15 Days, Weather in Coulee Dam Today

Current weather conditions and 15 day weather forecast for Coulee Dam, Washington, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.

Current weather conditions at Coulee Dam

22 May 2026 Friday
26.1 ° C / 79°F
Sunny
Sunny
Feels Like : 24.7 ° C / 76.4°F
Humidity : % 21
Pressure : 1011 mb
Wind Speed : 11.9 kmph / 7.4 miles from SSWSSW
Visibility : 16 km
Precipitation (rainfall) : 0 mm
Cloud (%) : 0

15 day weather forecast for Coulee Dam, WA, USA

Weather Forecast for next 15 Days for Coulee Dam including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.
Here is weather for the next 15 days in Coulee Dam, Washington state, US. To see the daily forecast, scroll to the table below.
Date Weather forecast Low temperature High temperature Avg. temperature Humidity Chance of rain UV Index Sun Position Moon Position
22 May 2026 Friday Sunny Sunny 11.5 ° C
(52.7°F)
27.3 ° C
(81.1°F)
20.3 ° C
(68.5°F)
% 25 0% 6.8 Sunrise:05:09 AM
Sunset: 08:36 PM
Moonrise:11:05 AM
Moonset: 01:27 AM
Moon Phase
( First Quarter )
23 May 2026 Saturday Sunny Sunny 10.2 ° C
(50.3°F)
26.9 ° C
(80.4°F)
19 ° C
(66.3°F)
% 38 0% 6.8 Sunrise:05:09 AM
Sunset: 08:36 PM
Moonrise:11:05 AM
Moonset: 01:27 AM
Moon Phase
( First Quarter )
24 May 2026 Sunday Sunny Sunny 10.1 ° C
(50.1°F)
25.1 ° C
(77.2°F)
17.4 ° C
(63.4°F)
% 45 0% 6.5 Sunrise:05:09 AM
Sunset: 08:36 PM
Moonrise:11:05 AM
Moonset: 01:27 AM
Moon Phase
( First Quarter )
25 May 2026 Monday Sunny Sunny 8 ° C
(46.4°F)
25.5 ° C
(78°F)
17.5 ° C
(63.6°F)
% 40 0% 6.3 Sunrise:05:09 AM
Sunset: 08:36 PM
Moonrise:11:05 AM
Moonset: 01:27 AM
Moon Phase
( First Quarter )
26 May 2026 Tuesday Partly Cloudy Partly Cloudy 8.1 ° C
(46.6°F)
15.6 ° C
(60°F)
12.9 ° C
(55.2°F)
% 60 0% 2.8 Sunrise:05:09 AM
Sunset: 08:36 PM
Moonrise:11:05 AM
Moonset: 01:27 AM
Moon Phase
( First Quarter )
27 May 2026 Wednesday Sunny Sunny 4.8 ° C
(40.6°F)
24.2 ° C
(75.6°F)
12.8 ° C
(55.1°F)
% 66 0% 0 Sunrise:05:09 AM
Sunset: 08:36 PM
Moonrise:11:05 AM
Moonset: 01:27 AM
Moon Phase
( First Quarter )
28 May 2026 Thursday Sunny Sunny 8 ° C
(46.3°F)
26.5 ° C
(79.8°F)
17.4 ° C
(63.4°F)
% 52 0% 5 Sunrise:05:09 AM
Sunset: 08:36 PM
Moonrise:11:05 AM
Moonset: 01:27 AM
Moon Phase
( First Quarter )
29 May 2026 Friday Patchy rain nearby Patchy rain nearby 7.7 ° C
(45.8°F)
17 ° C
(62.6°F)
13.5 ° C
(56.2°F)
% 74 87% 3 Sunrise:05:09 AM
Sunset: 08:36 PM
Moonrise:11:05 AM
Moonset: 01:27 AM
Moon Phase
( First Quarter )
30 May 2026 Saturday Partly Cloudy Partly Cloudy 7.8 ° C
(46°F)
21.3 ° C
(70.4°F)
14.5 ° C
(58.2°F)
% 65 0% 4 Sunrise:05:09 AM
Sunset: 08:36 PM
Moonrise:11:05 AM
Moonset: 01:27 AM
Moon Phase
( First Quarter )
31 May 2026 Sunday Patchy rain nearby Patchy rain nearby 6.5 ° C
(43.7°F)
12.5 ° C
(54.5°F)
11.4 ° C
(52.5°F)
% 81 76% 3 Sunrise:05:09 AM
Sunset: 08:36 PM
Moonrise:11:05 AM
Moonset: 01:27 AM
Moon Phase
( First Quarter )
01 June 2026 Monday Patchy rain nearby Patchy rain nearby 5.2 ° C
(41.4°F)
14.4 ° C
(57.9°F)
9.2 ° C
(48.6°F)
% 74 88% 2 Sunrise:05:09 AM
Sunset: 08:36 PM
Moonrise:11:05 AM
Moonset: 01:27 AM
Moon Phase
( First Quarter )
02 June 2026 Tuesday Patchy rain nearby Patchy rain nearby 4.3 ° C
(39.7°F)
16.7 ° C
(62.1°F)
10.2 ° C
(50.4°F)
% 68 88% 3 Sunrise:05:09 AM
Sunset: 08:36 PM
Moonrise:11:05 AM
Moonset: 01:27 AM
Moon Phase
( First Quarter )
03 June 2026 Wednesday Patchy rain nearby Patchy rain nearby 4.4 ° C
(40°F)
18.6 ° C
(65.5°F)
12.4 ° C
(54.3°F)
% 65 77% 3 Sunrise:05:09 AM
Sunset: 08:36 PM
Moonrise:11:05 AM
Moonset: 01:27 AM
Moon Phase
( First Quarter )
04 June 2026 Thursday Patchy rain nearby Patchy rain nearby 6.6 ° C
(43.8°F)
22.6 ° C
(72.7°F)
15.3 ° C
(59.5°F)
% 61 78% 4 Sunrise:05:09 AM
Sunset: 08:36 PM
Moonrise:11:05 AM
Moonset: 01:27 AM
Moon Phase
( First Quarter )
Coulee Dam Weather forecasts are usually fully updated every 4 hours.
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