| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.04 | 2.48 | 0.56 |
| Feb | 1.96 | 1.76 | 0.20 |
| Mar | 2.07 | 1.62 | 0.45 |
| Apr | 1.36 | 1.31 | 0.05 |
| May | 1.05 | 1.16 | -0.11 |
| Jun | 0.92 | 0.95 | -0.03 |
| Jul | 0.52 | 0.50 | 0.02 |
| Aug | 0.60 | 0.55 | 0.05 |
| Sep | 1.04 | 0.86 | 0.18 |
| Oct | 2.26 | 1.77 | 0.49 |
| Nov | 3.75 | 3.01 | 0.74 |
| Dec | 3.17 | 2.51 | 0.66 |
21.74 | 18.48 | 3.26 |