| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.67 | 0.83 | -0.16 |
| Feb | 0.86 | 1.04 | -0.18 |
| Mar | 1.85 | 1.97 | -0.12 |
| Apr | 2.66 | 2.72 | -0.06 |
| May | 2.56 | 2.77 | -0.21 |
| Jun | 1.90 | 1.79 | 0.11 |
| Jul | 2.20 | 2.16 | 0.04 |
| Aug | 2.14 | 2.14 | 0.00 |
| Sep | 1.61 | 1.68 | -0.07 |
| Oct | 1.24 | 1.39 | -0.15 |
| Nov | 0.88 | 1.01 | -0.13 |
| Dec | 0.69 | 0.82 | -0.13 |
19.26 | 20.32 | -1.06 |