Current conditions and the National Weather Service 7-day forecast for Cosmopolis, Washington — temperature, rain chance, wind, radar and active alerts.
Saturday Aug 29 night: a low around 53°F. Sunday Aug 30: a high near 65°F and a low around 52°F. The wettest day looks like Tuesday Sep 1, near 0.05 in. Highs over the period run 60°F to 72°F.
| Day | High | Low | Precip |
|---|---|---|---|
| Saturday Aug 29 | — | 53° | — |
| Sunday Aug 30 | 65° | 52° | — |
| Monday Aug 31 | 72° | 55° | — |
| Tuesday Sep 1 | 64° | 56° | 0.05 in |
| Wednesday Sep 2 | 60° | 53° | — |
| Thursday Sep 3 | 63° | 52° | — |
| Friday Sep 4 | 64° | 52° | — |
| Saturday Sep 5 | 67° | — | — |