| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.12 | 1.72 | 0.40 |
| Feb | 1.70 | 1.35 | 0.35 |
| Mar | 1.69 | 1.47 | 0.22 |
| Apr | 1.86 | 1.51 | 0.35 |
| May | 1.88 | 1.73 | 0.15 |
| Jun | 1.15 | 1.01 | 0.14 |
| Jul | 0.82 | 0.83 | -0.01 |
| Aug | 1.11 | 1.05 | 0.06 |
| Sep | 1.55 | 1.50 | 0.05 |
| Oct | 1.67 | 1.56 | 0.11 |
| Nov | 1.66 | 1.43 | 0.23 |
| Dec | 1.97 | 1.36 | 0.61 |
19.18 | 16.52 | 2.66 |