| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.61 | 0.52 | 0.09 |
| Feb | 0.80 | 0.65 | 0.15 |
| Mar | 1.43 | 1.19 | 0.24 |
| Apr | 2.28 | 2.17 | 0.11 |
| May | 2.67 | 2.40 | 0.27 |
| Jun | 1.78 | 1.78 | 0.00 |
| Jul | 1.89 | 1.69 | 0.20 |
| Aug | 1.60 | 1.62 | -0.02 |
| Sep | 1.34 | 1.31 | 0.03 |
| Oct | 1.16 | 1.09 | 0.07 |
| Nov | 0.95 | 0.82 | 0.13 |
| Dec | 0.55 | 0.54 | 0.01 |
17.06 | 15.78 | 1.28 |