| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.58 | 0.61 | -0.03 |
| Feb | 0.67 | 0.62 | 0.05 |
| Mar | 1.45 | 1.38 | 0.07 |
| Apr | 1.97 | 1.95 | 0.02 |
| May | 3.28 | 3.24 | 0.04 |
| Jun | 3.60 | 3.37 | 0.23 |
| Jul | 3.47 | 3.38 | 0.09 |
| Aug | 3.18 | 3.18 | 0.00 |
| Sep | 1.67 | 1.61 | 0.06 |
| Oct | 2.06 | 1.96 | 0.10 |
| Nov | 0.87 | 0.78 | 0.09 |
| Dec | 0.90 | 0.87 | 0.03 |
23.70 | 22.95 | 0.75 |