| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.35 | 2.29 | 0.06 |
| Feb | 1.89 | 1.85 | 0.04 |
| Mar | 2.35 | 2.30 | 0.05 |
| Apr | 3.05 | 2.99 | 0.06 |
| May | 3.48 | 3.54 | -0.06 |
| Jun | 4.05 | 4.05 | 0.00 |
| Jul | 4.23 | 4.05 | 0.18 |
| Aug | 3.86 | 3.71 | 0.15 |
| Sep | 3.39 | 3.25 | 0.14 |
| Oct | 3.81 | 3.75 | 0.06 |
| Nov | 2.79 | 2.77 | 0.02 |
| Dec | 2.76 | 2.81 | -0.05 |
38.01 | 37.36 | 0.65 |