| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.23 | 3.27 | -0.04 |
| Feb | 2.57 | 2.66 | -0.09 |
| Mar | 3.42 | 3.28 | 0.14 |
| Apr | 3.60 | 3.48 | 0.12 |
| May | 4.31 | 4.07 | 0.24 |
| Jun | 4.51 | 4.17 | 0.34 |
| Jul | 4.02 | 3.82 | 0.20 |
| Aug | 3.84 | 3.45 | 0.39 |
| Sep | 3.62 | 3.41 | 0.21 |
| Oct | 3.08 | 2.95 | 0.13 |
| Nov | 2.92 | 2.98 | -0.06 |
| Dec | 3.18 | 3.18 | 0.00 |
42.30 | 40.72 | 1.58 |