| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.77 | 1.80 | -0.03 |
| Feb | 1.83 | 1.89 | -0.06 |
| Mar | 2.51 | 2.48 | 0.03 |
| Apr | 4.02 | 4.03 | -0.01 |
| May | 4.97 | 5.04 | -0.07 |
| Jun | 4.79 | 4.75 | 0.04 |
| Jul | 3.90 | 3.95 | -0.05 |
| Aug | 3.94 | 3.76 | 0.18 |
| Sep | 3.50 | 3.46 | 0.04 |
| Oct | 3.17 | 3.11 | 0.06 |
| Nov | 2.57 | 2.57 | 0.00 |
| Dec | 1.93 | 1.98 | -0.05 |
38.90 | 38.82 | 0.08 |