| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.74 | 2.80 | -0.06 |
| Feb | 2.29 | 2.31 | -0.02 |
| Mar | 3.17 | 3.06 | 0.11 |
| Apr | 4.75 | 4.63 | 0.12 |
| May | 4.81 | 4.78 | 0.03 |
| Jun | 4.81 | 4.77 | 0.04 |
| Jul | 4.04 | 4.03 | 0.01 |
| Aug | 3.35 | 3.09 | 0.26 |
| Sep | 3.05 | 2.97 | 0.08 |
| Oct | 3.51 | 3.49 | 0.02 |
| Nov | 3.69 | 3.56 | 0.13 |
| Dec | 2.66 | 2.66 | 0.00 |
42.87 | 42.15 | 0.72 |