| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.44 | 0.39 | 0.05 |
| Feb | 0.60 | 0.58 | 0.02 |
| Mar | 1.15 | 1.16 | -0.01 |
| Apr | 2.34 | 2.32 | 0.02 |
| May | 3.39 | 3.33 | 0.06 |
| Jun | 3.55 | 3.56 | -0.01 |
| Jul | 2.40 | 2.62 | -0.22 |
| Aug | 2.18 | 2.04 | 0.14 |
| Sep | 1.50 | 1.49 | 0.01 |
| Oct | 1.56 | 1.60 | -0.04 |
| Nov | 0.66 | 0.66 | 0.00 |
| Dec | 0.50 | 0.47 | 0.03 |
20.27 | 20.22 | 0.05 |