| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.67 | 2.85 | -0.18 |
| Feb | 2.62 | 2.87 | -0.25 |
| Mar | 4.21 | 4.39 | -0.18 |
| Apr | 5.07 | 5.18 | -0.11 |
| May | 5.28 | 5.35 | -0.07 |
| Jun | 3.92 | 3.88 | 0.04 |
| Jul | 4.11 | 3.95 | 0.16 |
| Aug | 3.52 | 3.34 | 0.18 |
| Sep | 3.91 | 3.98 | -0.07 |
| Oct | 3.52 | 3.56 | -0.04 |
| Nov | 3.87 | 4.15 | -0.28 |
| Dec | 2.90 | 3.09 | -0.19 |
45.60 | 46.59 | -0.99 |