| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.74 | 1.70 | 0.04 |
| Feb | 1.35 | 1.33 | 0.02 |
| Mar | 1.81 | 1.85 | -0.04 |
| Apr | 2.97 | 2.92 | 0.05 |
| May | 3.75 | 3.67 | 0.08 |
| Jun | 4.11 | 4.18 | -0.07 |
| Jul | 4.35 | 4.53 | -0.18 |
| Aug | 3.85 | 3.84 | 0.01 |
| Sep | 3.75 | 3.92 | -0.17 |
| Oct | 3.66 | 3.87 | -0.21 |
| Nov | 2.45 | 2.30 | 0.15 |
| Dec | 1.97 | 1.81 | 0.16 |
35.76 | 35.92 | -0.16 |