| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.00 | 0.90 | 0.10 |
| Feb | 1.01 | 0.95 | 0.06 |
| Mar | 1.95 | 1.87 | 0.08 |
| Apr | 3.48 | 3.45 | 0.03 |
| May | 4.49 | 4.38 | 0.11 |
| Jun | 5.44 | 5.30 | 0.14 |
| Jul | 4.38 | 4.17 | 0.21 |
| Aug | 4.35 | 4.33 | 0.02 |
| Sep | 3.70 | 3.57 | 0.13 |
| Oct | 2.47 | 2.37 | 0.10 |
| Nov | 1.78 | 1.61 | 0.17 |
| Dec | 1.23 | 1.14 | 0.09 |
35.28 | 34.04 | 1.24 |