| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.50 | 3.47 | 0.03 |
| Feb | 2.84 | 2.84 | 0.00 |
| Mar | 3.46 | 3.29 | 0.17 |
| Apr | 4.11 | 3.98 | 0.13 |
| May | 4.24 | 4.20 | 0.04 |
| Jun | 4.63 | 4.52 | 0.11 |
| Jul | 4.56 | 4.29 | 0.27 |
| Aug | 4.38 | 4.08 | 0.30 |
| Sep | 4.51 | 4.45 | 0.06 |
| Oct | 4.71 | 4.54 | 0.17 |
| Nov | 3.41 | 3.30 | 0.11 |
| Dec | 3.72 | 3.58 | 0.14 |
48.07 | 46.54 | 1.53 |