National Weather Service forecast
Cosmopolis, Washington Weather
Cosmopolis 7-Day Forecast
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Tonight38°FPartly Cloudy2% chance of precipitation
Partly cloudy, with a low around 38. East southeast wind around 3 mph.
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Wednesday57°FMostly Cloudy then Light Rain100% chance of precipitation
Rain after 2pm. Mostly cloudy. High near 57, with temperatures falling to around 52 in the afternoon. Southeast wind 2 to 8 mph. Chance of precipitation is 100%. New rainfall amounts less than a tenth of an inch possible.
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Wednesday Night46°FLight Rain86% chance of precipitation
Rain before 2am. Mostly cloudy, with a low around 46. South southwest wind 5 to 13 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
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Thursday57°FPartly Sunny12% chance of precipitation
Partly sunny, with a high near 57. South southwest wind 5 to 8 mph.
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Thursday Night46°FLight Rain92% chance of precipitation
Rain after 10pm. Mostly cloudy, with a low around 46. South southeast wind around 8 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
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Friday55°FLight Rain92% chance of precipitation
Rain. Cloudy, with a high near 55. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
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Friday Night49°FLight Rain77% chance of precipitation
Rain. Cloudy, with a low around 49.
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Saturday61°FLight Rain79% chance of precipitation
Rain. Cloudy, with a high near 61.
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Saturday Night50°FLight Rain89% chance of precipitation
Rain. Cloudy, with a low around 50.
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Sunday57°FLight Rain Likely62% chance of precipitation
Rain likely. Mostly cloudy, with a high near 57.
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Sunday Night44°FSlight Chance Light Rain15% chance of precipitation
A slight chance of rain. Mostly cloudy, with a low around 44.
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Monday56°FChance Light Rain51% chance of precipitation
A chance of rain. Mostly cloudy, with a high near 56.
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Monday Night48°FLight Rain Likely67% chance of precipitation
Rain likely. Cloudy, with a low around 48.
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Tuesday57°FLight Rain Likely67% chance of precipitation
Rain likely. Cloudy, with a high near 57.
Issued by the National Weather Service (SEW office), updated .
Cosmopolis Hourly Forecast
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Cosmopolis Weather Radar
Open the full radar for CosmopolisAbout Cosmopolis
- Population (2020 Census)
- 1,638
- Coordinates
- 46.954, -123.773
- Elevation
- 200 ft
- NWS forecast office
- SEW
- Time zone
- America/Los Angeles
- Sunrise today
- 7:00 AM PST
- Sunset today
- 4:56 PM PST
- Daylight today
- 9 h 56 min
Cosmopolis Weather Questions
What is the weather forecast for Cosmopolis, Washington?
Tonight: Partly cloudy, with a low around 38. East southeast wind around 3 mph. Wednesday: Rain after 2pm. Mostly cloudy. High near 57, with temperatures falling to around 52 in the afternoon. Southeast wind 2 to 8 mph. Chance of precipitation is 100%. New rainfall amounts less than a tenth of an inch possible.
Will it rain or snow in Cosmopolis this week?
The best chance of precipitation is Wednesday at 100%. Periods with a 30% chance or more: Wednesday (100%), Wednesday Night (86%), Thursday Night (92%), Friday (92%), Friday Night (77%), Saturday (79%), Saturday Night (89%), Sunday (62%), Monday (51%), Monday Night (67%), Tuesday (67%).
How warm and how cold will it get in Cosmopolis this week?
The warmest day is Saturday, with a high near 61°F. The coldest night is Tonight, with a low near 38°F.
What time are sunrise and sunset in Cosmopolis today?
Sunrise is at 7:00 AM PST and sunset is at 4:56 PM PST, for 9 h 56 min of daylight.
Weather near Cosmopolis
- Aberdeen 2 mi
- Central Park 3 mi
- Hoquiam 7 mi
- Aberdeen Gardens 7 mi
- Montesano 10 mi
- Markham 11 mi
- Brady 11 mi
- Ocosta 13 mi