| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.81 | 0.82 | -0.01 |
| Feb | 1.12 | 1.20 | -0.08 |
| Mar | 2.00 | 2.04 | -0.04 |
| Apr | 2.73 | 2.74 | -0.01 |
| May | 4.98 | 4.81 | 0.17 |
| Jun | 4.25 | 4.10 | 0.15 |
| Jul | 4.00 | 4.34 | -0.34 |
| Aug | 3.74 | 3.56 | 0.18 |
| Sep | 2.81 | 2.75 | 0.06 |
| Oct | 2.26 | 2.25 | 0.01 |
| Nov | 1.33 | 1.43 | -0.10 |
| Dec | 1.17 | 1.20 | -0.03 |
31.20 | 31.24 | -0.04 |