| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.80 | 2.84 | -0.04 |
| Feb | 2.14 | 2.07 | 0.07 |
| Mar | 3.02 | 2.98 | 0.04 |
| Apr | 2.85 | 2.65 | 0.20 |
| May | 4.84 | 4.77 | 0.07 |
| Jun | 3.09 | 3.00 | 0.09 |
| Jul | 2.07 | 1.91 | 0.16 |
| Aug | 2.71 | 2.50 | 0.21 |
| Sep | 3.27 | 2.98 | 0.29 |
| Oct | 4.20 | 4.14 | 0.06 |
| Nov | 3.00 | 3.01 | -0.01 |
| Dec | 3.06 | 2.94 | 0.12 |
37.05 | 35.79 | 1.26 |