| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.87 | 3.05 | -0.18 |
| Feb | 2.59 | 2.68 | -0.09 |
| Mar | 3.72 | 3.82 | -0.10 |
| Apr | 3.34 | 3.36 | -0.02 |
| May | 4.12 | 4.35 | -0.23 |
| Jun | 4.22 | 4.42 | -0.20 |
| Jul | 4.52 | 4.49 | 0.03 |
| Aug | 3.76 | 3.76 | 0.00 |
| Sep | 4.28 | 4.20 | 0.08 |
| Oct | 3.77 | 3.91 | -0.14 |
| Nov | 3.02 | 3.12 | -0.10 |
| Dec | 3.63 | 3.67 | -0.04 |
43.84 | 44.83 | -0.99 |