| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.73 | 1.64 | 0.09 |
| Feb | 1.91 | 1.82 | 0.09 |
| Mar | 2.50 | 2.39 | 0.11 |
| Apr | 4.06 | 3.87 | 0.19 |
| May | 5.14 | 5.07 | 0.07 |
| Jun | 4.84 | 4.95 | -0.11 |
| Jul | 4.18 | 4.18 | 0.00 |
| Aug | 3.90 | 3.84 | 0.06 |
| Sep | 3.48 | 3.59 | -0.11 |
| Oct | 3.27 | 3.14 | 0.13 |
| Nov | 2.61 | 2.52 | 0.09 |
| Dec | 2.01 | 1.86 | 0.15 |
39.63 | 38.87 | 0.76 |