| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.74 | 0.86 | -0.12 |
| Feb | 0.77 | 0.89 | -0.12 |
| Mar | 1.55 | 1.58 | -0.03 |
| Apr | 2.94 | 2.94 | 0.00 |
| May | 4.21 | 4.22 | -0.01 |
| Jun | 4.76 | 4.49 | 0.27 |
| Jul | 4.13 | 4.14 | -0.01 |
| Aug | 4.36 | 4.45 | -0.09 |
| Sep | 3.31 | 3.27 | 0.04 |
| Oct | 2.62 | 2.56 | 0.06 |
| Nov | 1.53 | 1.56 | -0.03 |
| Dec | 1.04 | 1.22 | -0.18 |
31.96 | 32.18 | -0.22 |