| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.91 | 2.79 | 0.12 |
| Feb | 3.00 | 2.88 | 0.12 |
| Mar | 3.68 | 3.57 | 0.11 |
| Apr | 3.43 | 3.48 | -0.05 |
| May | 4.48 | 4.47 | 0.01 |
| Jun | 3.85 | 3.86 | -0.01 |
| Jul | 1.96 | 1.85 | 0.11 |
| Aug | 2.51 | 2.38 | 0.13 |
| Sep | 3.11 | 3.08 | 0.03 |
| Oct | 4.56 | 4.58 | -0.02 |
| Nov | 2.96 | 2.99 | -0.03 |
| Dec | 3.42 | 3.22 | 0.20 |
39.87 | 39.15 | 0.72 |