Weekly Weather Forecast for Summit, Washington, United States

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Overall WeatherTemperaturePressure
Clear Sky72.3°F/22.39°C1019 hPa
Wind SpeedWind DirectionClouds
0.89 MPH 266 Degrees 10%
Humidity PercentageSunrise TimeSunset Time
67
Current Local Time
Moonrise Time Moonset Time
11:11:11
   MST
Ultraviolet Index (UV Index)
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Weather forecast for 17-August-2026

Duration from Weather Summary Temperature Minimum
Temperature
Maximum
Temperature
Atmospheric Pressure
in hPa
Humidity Clouds Wind Speed Wind
Direction
2 PMScattered Clouds72.79°F 22.66°C72.79°F 22.66°C73.76°F 23.2°C101962441.07320
5 PMFew Clouds76.01°F 24.45°C76.01°F 24.45°C77.86°F 25.48°C101747231.34303
8 PMFew Clouds72.5°F 22.5°C72.5°F 22.5°C72.5°F 22.5°C101649152.08308
11 PMBroken Clouds62.49°F 16.94°C62.49°F 16.94°C62.49°F 16.94°C101880591.41238

Weather forecast for 18-August-2026

Duration from Weather Summary Temperature Minimum
Temperature
Maximum
Temperature
Atmospheric Pressure
in hPa
Humidity Clouds Wind Speed Wind
Direction
2 AMOvercast Clouds57.76°F 14.31°C57.76°F 14.31°C57.76°F 14.31°C1019921000.99247
5 AMOvercast Clouds56.79°F 13.77°C56.79°F 13.77°C56.79°F 13.77°C1019961001.04231
8 AMOvercast Clouds58.82°F 14.9°C58.82°F 14.9°C58.82°F 14.9°C102086851.08218
11 AMBroken Clouds67.05°F 19.47°C67.05°F 19.47°C67.05°F 19.47°C101950772.51250
2 PMBroken Clouds73.56°F 23.09°C73.56°F 23.09°C73.56°F 23.09°C101831783.05245
5 PMScattered Clouds76.68°F 24.82°C76.68°F 24.82°C76.68°F 24.82°C101628454.11253
8 PMClear Sky69.91°F 21.06°C69.91°F 21.06°C69.91°F 21.06°C10176093.67253
11 PMClear Sky60.69°F 15.94°C60.69°F 15.94°C60.69°F 15.94°C10188971.49208

Weather forecast for 19-August-2026

Duration from Weather Summary Temperature Minimum
Temperature
Maximum
Temperature
Atmospheric Pressure
in hPa
Humidity Clouds Wind Speed Wind
Direction
2 AMClear Sky56.07°F 13.37°C56.07°F 13.37°C56.07°F 13.37°C10189561.1194
5 AMClear Sky54.93°F 12.74°C54.93°F 12.74°C54.93°F 12.74°C101996101.09199
8 AMFew Clouds57.69°F 14.27°C57.69°F 14.27°C57.69°F 14.27°C101986211.23234
11 AMScattered Clouds70.03°F 21.13°C70.03°F 21.13°C70.03°F 21.13°C101855312.28241
2 PMFew Clouds77.79°F 25.44°C77.79°F 25.44°C77.79°F 25.44°C101643172.85249
5 PMBroken Clouds78.17°F 25.65°C78.17°F 25.65°C78.17°F 25.65°C101544592.12245
8 PMOvercast Clouds69.26°F 20.7°C69.26°F 20.7°C69.26°F 20.7°C101560911.94236
11 PMBroken Clouds57.78°F 14.32°C57.78°F 14.32°C57.78°F 14.32°C101778770.96261

Weather forecast for 20-August-2026

Duration from Weather Summary Temperature Minimum
Temperature
Maximum
Temperature
Atmospheric Pressure
in hPa
Humidity Clouds Wind Speed Wind
Direction
2 AMFew Clouds53.29°F 11.83°C53.29°F 11.83°C53.29°F 11.83°C101788140.57216
5 AMClear Sky51.35°F 10.75°C51.35°F 10.75°C51.35°F 10.75°C10179270.44252
8 AMClear Sky57.58°F 14.21°C57.58°F 14.21°C57.58°F 14.21°C10177600.26270
11 AMClear Sky74.03°F 23.35°C74.03°F 23.35°C74.03°F 23.35°C10174601.27340
2 PMClear Sky85.23°F 29.57°C85.23°F 29.57°C85.23°F 29.57°C10153021.2334
5 PMClear Sky88.12°F 31.18°C88.12°F 31.18°C88.12°F 31.18°C10132410.92326
8 PMClear Sky74.61°F 23.67°C74.61°F 23.67°C74.61°F 23.67°C10134402.515
11 PMClear Sky62.51°F 16.95°C62.51°F 16.95°C62.51°F 16.95°C10156920.83281

Weather forecast for 21-August-2026

Duration from Weather Summary Temperature Minimum
Temperature
Maximum
Temperature
Atmospheric Pressure
in hPa
Humidity Clouds Wind Speed Wind
Direction
2 AMClear Sky57.87°F 14.37°C57.87°F 14.37°C57.87°F 14.37°C10158100.21118
5 AMClear Sky55.56°F 13.09°C55.56°F 13.09°C55.56°F 13.09°C10158710.89192
8 AMFew Clouds62.24°F 16.8°C62.24°F 16.8°C62.24°F 16.8°C101571200.4918
11 AMBroken Clouds72.77°F 22.65°C72.77°F 22.65°C72.77°F 22.65°C101650561.7488
2 PMOvercast Clouds79.95°F 26.64°C79.95°F 26.64°C79.95°F 26.64°C1013381001.5746
5 PMOvercast Clouds78.19°F 25.66°C78.19°F 25.66°C78.19°F 25.66°C1014461002178
8 PMLight Rain68.41°F 20.23°C68.41°F 20.23°C68.41°F 20.23°C1013761001.22138
11 PMOvercast Clouds61.68°F 16.49°C61.68°F 16.49°C61.68°F 16.49°C1015841001.38275

Weather forecast for 22-August-2026

Duration from Weather Summary Temperature Minimum
Temperature
Maximum
Temperature
Atmospheric Pressure
in hPa
Humidity Clouds Wind Speed Wind
Direction
2 AMOvercast Clouds58.82°F 14.9°C58.82°F 14.9°C58.82°F 14.9°C101690981.44263
5 AMOvercast Clouds54.18°F 12.32°C54.18°F 12.32°C54.18°F 12.32°C101697921.39248
8 AMScattered Clouds58.03°F 14.46°C58.03°F 14.46°C58.03°F 14.46°C101887451.64215
11 AMBroken Clouds63.05°F 17.25°C63.05°F 17.25°C63.05°F 17.25°C102070653.1221

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