| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.42 | 2.36 | 0.06 |
| Feb | 1.98 | 2.01 | -0.03 |
| Mar | 2.26 | 2.26 | 0.00 |
| Apr | 3.55 | 3.48 | 0.07 |
| May | 4.31 | 4.23 | 0.08 |
| Jun | 3.99 | 3.95 | 0.04 |
| Jul | 3.87 | 3.62 | 0.25 |
| Aug | 3.64 | 3.97 | -0.33 |
| Sep | 3.09 | 2.98 | 0.11 |
| Oct | 3.07 | 2.97 | 0.10 |
| Nov | 2.96 | 2.92 | 0.04 |
| Dec | 2.33 | 2.29 | 0.04 |
37.47 | 37.04 | 0.43 |