| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.61 | 0.68 | -0.07 |
| Feb | 0.80 | 0.89 | -0.09 |
| Mar | 1.68 | 1.80 | -0.12 |
| Apr | 2.48 | 2.56 | -0.08 |
| May | 2.78 | 2.97 | -0.19 |
| Jun | 1.87 | 2.00 | -0.13 |
| Jul | 1.77 | 1.65 | 0.12 |
| Aug | 1.66 | 1.54 | 0.12 |
| Sep | 1.50 | 1.97 | -0.47 |
| Oct | 1.29 | 1.56 | -0.27 |
| Nov | 0.92 | 0.98 | -0.06 |
| Dec | 0.61 | 0.73 | -0.12 |
17.97 | 19.33 | -1.36 |