| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.20 | 3.19 | 0.01 |
| Feb | 2.75 | 2.68 | 0.07 |
| Mar | 3.86 | 3.82 | 0.04 |
| Apr | 4.45 | 4.42 | 0.03 |
| May | 4.63 | 4.59 | 0.04 |
| Jun | 4.68 | 4.49 | 0.19 |
| Jul | 4.28 | 4.09 | 0.19 |
| Aug | 3.31 | 3.21 | 0.10 |
| Sep | 3.05 | 3.07 | -0.02 |
| Oct | 3.11 | 3.09 | 0.02 |
| Nov | 3.02 | 3.05 | -0.03 |
| Dec | 3.48 | 3.34 | 0.14 |
43.82 | 43.04 | 0.78 |