| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.18 | 3.03 | 0.15 |
| Feb | 2.62 | 2.64 | -0.02 |
| Mar | 3.24 | 2.95 | 0.29 |
| Apr | 3.51 | 3.03 | 0.48 |
| May | 3.67 | 3.56 | 0.11 |
| Jun | 4.40 | 4.34 | 0.06 |
| Jul | 4.28 | 4.34 | -0.06 |
| Aug | 4.16 | 4.04 | 0.12 |
| Sep | 3.74 | 3.51 | 0.23 |
| Oct | 4.95 | 4.84 | 0.11 |
| Nov | 3.37 | 3.31 | 0.06 |
| Dec | 3.95 | 3.49 | 0.46 |
45.07 | 43.08 | 1.99 |