COLUMBIA--MCNARY DAM (MCDW1)
| Observed | |||
| Date/Time (PDT) | Temperature | ||
| 2026-09-10 05:00 | 67 | ||
| 2026-09-09 05:00 | 67 | ||
| 2026-09-08 05:00 | 68 | ||
| 2026-09-07 05:00 | 68 | ||
| 2026-09-06 05:00 | 68 | ||
| 2026-09-05 05:00 | 69 | ||
| 2026-09-04 05:00 | 69 | ||
| 2026-09-03 05:00 | 71 | ||
| 2026-09-02 05:00 | 70 | ||
| 2026-09-01 05:00 | 70 | ||
| 2026-08-31 05:00 | 71 | ||