| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.45 | 3.45 | 0.00 |
| Feb | 2.76 | 2.75 | 0.01 |
| Mar | 3.92 | 3.92 | 0.00 |
| Apr | 3.44 | 3.42 | 0.02 |
| May | 4.21 | 4.12 | 0.09 |
| Jun | 4.15 | 4.05 | 0.10 |
| Jul | 4.44 | 4.39 | 0.05 |
| Aug | 4.40 | 4.35 | 0.05 |
| Sep | 4.50 | 4.49 | 0.01 |
| Oct | 3.59 | 3.59 | 0.00 |
| Nov | 3.23 | 3.25 | -0.02 |
| Dec | 3.69 | 3.68 | 0.01 |
45.78 | 45.46 | 0.32 |