| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.97 | 0.93 | 0.04 |
| Feb | 1.29 | 1.29 | 0.00 |
| Mar | 2.15 | 2.28 | -0.13 |
| Apr | 3.68 | 3.73 | -0.05 |
| May | 4.98 | 4.98 | 0.00 |
| Jun | 4.71 | 5.11 | -0.40 |
| Jul | 5.04 | 4.65 | 0.39 |
| Aug | 3.98 | 3.90 | 0.08 |
| Sep | 3.67 | 3.75 | -0.08 |
| Oct | 3.06 | 2.95 | 0.11 |
| Nov | 1.98 | 1.86 | 0.12 |
| Dec | 1.52 | 1.48 | 0.04 |
37.03 | 36.91 | 0.12 |