| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.80 | 0.78 | 0.02 |
| Feb | 0.88 | 0.82 | 0.06 |
| Mar | 1.48 | 1.48 | 0.00 |
| Apr | 2.67 | 2.76 | -0.09 |
| May | 3.98 | 4.04 | -0.06 |
| Jun | 4.31 | 4.29 | 0.02 |
| Jul | 4.44 | 4.34 | 0.10 |
| Aug | 4.07 | 4.28 | -0.21 |
| Sep | 3.48 | 3.52 | -0.04 |
| Oct | 3.08 | 3.17 | -0.09 |
| Nov | 1.72 | 1.81 | -0.09 |
| Dec | 1.18 | 1.16 | 0.02 |
32.09 | 32.45 | -0.36 |