| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.09 | 3.87 | 0.22 |
| Feb | 2.95 | 2.73 | 0.22 |
| Mar | 3.54 | 3.43 | 0.11 |
| Apr | 2.48 | 2.30 | 0.18 |
| May | 1.91 | 1.79 | 0.12 |
| Jun | 1.54 | 1.60 | -0.06 |
| Jul | 0.78 | 0.75 | 0.03 |
| Aug | 0.90 | 0.88 | 0.02 |
| Sep | 1.48 | 1.38 | 0.10 |
| Oct | 3.20 | 2.65 | 0.55 |
| Nov | 4.71 | 4.41 | 0.30 |
| Dec | 4.47 | 4.51 | -0.04 |
32.05 | 30.30 | 1.75 |