| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.71 | 2.57 | 0.14 |
| Feb | 2.41 | 2.34 | 0.07 |
| Mar | 3.03 | 2.95 | 0.08 |
| Apr | 3.28 | 3.19 | 0.09 |
| May | 3.52 | 3.33 | 0.19 |
| Jun | 4.23 | 4.38 | -0.15 |
| Jul | 4.07 | 4.19 | -0.12 |
| Aug | 3.88 | 4.01 | -0.13 |
| Sep | 3.83 | 3.65 | 0.18 |
| Oct | 4.04 | 4.04 | 0.00 |
| Nov | 2.91 | 2.83 | 0.08 |
| Dec | 3.31 | 3.34 | -0.03 |
41.22 | 40.82 | 0.40 |