| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.61 | 0.63 | -0.02 |
| Feb | 0.79 | 0.79 | 0.00 |
| Mar | 1.48 | 1.56 | -0.08 |
| Apr | 2.28 | 2.51 | -0.23 |
| May | 2.65 | 2.79 | -0.14 |
| Jun | 1.78 | 1.73 | 0.05 |
| Jul | 1.99 | 1.84 | 0.15 |
| Aug | 1.75 | 1.65 | 0.10 |
| Sep | 1.36 | 1.29 | 0.07 |
| Oct | 1.15 | 1.28 | -0.13 |
| Nov | 0.92 | 0.87 | 0.05 |
| Dec | 0.57 | 0.66 | -0.09 |
17.33 | 17.60 | -0.27 |