| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.05 | 1.04 | 0.01 |
| Feb | 0.97 | 0.97 | 0.00 |
| Mar | 1.60 | 1.50 | 0.10 |
| Apr | 1.42 | 1.41 | 0.01 |
| May | 2.63 | 2.82 | -0.19 |
| Jun | 2.45 | 2.55 | -0.10 |
| Jul | 2.33 | 2.37 | -0.04 |
| Aug | 1.97 | 1.67 | 0.30 |
| Sep | 4.61 | 4.17 | 0.44 |
| Oct | 2.02 | 1.99 | 0.03 |
| Nov | 1.31 | 1.28 | 0.03 |
| Dec | 1.08 | 1.21 | -0.13 |
23.44 | 22.98 | 0.46 |