| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.28 | 3.31 | -0.03 |
| Feb | 2.60 | 2.69 | -0.09 |
| Mar | 3.48 | 3.34 | 0.14 |
| Apr | 3.61 | 3.52 | 0.09 |
| May | 4.27 | 4.10 | 0.17 |
| Jun | 4.56 | 4.25 | 0.31 |
| Jul | 4.16 | 3.79 | 0.37 |
| Aug | 3.84 | 3.52 | 0.32 |
| Sep | 3.69 | 3.43 | 0.26 |
| Oct | 3.13 | 2.95 | 0.18 |
| Nov | 2.96 | 3.00 | -0.04 |
| Dec | 3.19 | 3.20 | -0.01 |
42.77 | 41.10 | 1.67 |