| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.52 | 0.48 | 0.04 |
| Feb | 0.94 | 0.72 | 0.22 |
| Mar | 1.30 | 1.15 | 0.15 |
| Apr | 2.87 | 2.84 | 0.03 |
| May | 3.69 | 3.63 | 0.06 |
| Jun | 3.74 | 3.84 | -0.10 |
| Jul | 2.97 | 2.96 | 0.01 |
| Aug | 2.85 | 2.93 | -0.08 |
| Sep | 2.73 | 2.59 | 0.14 |
| Oct | 2.02 | 2.08 | -0.06 |
| Nov | 0.92 | 0.91 | 0.01 |
| Dec | 0.74 | 0.63 | 0.11 |
25.29 | 24.76 | 0.53 |