| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.88 | 0.92 | -0.04 |
| Feb | 1.22 | 1.27 | -0.05 |
| Mar | 2.01 | 2.04 | -0.03 |
| Apr | 3.79 | 3.67 | 0.12 |
| May | 5.17 | 5.07 | 0.10 |
| Jun | 4.99 | 4.91 | 0.08 |
| Jul | 4.08 | 4.17 | -0.09 |
| Aug | 4.02 | 3.94 | 0.08 |
| Sep | 3.63 | 3.56 | 0.07 |
| Oct | 2.64 | 2.64 | 0.00 |
| Nov | 1.80 | 1.88 | -0.08 |
| Dec | 1.36 | 1.35 | 0.01 |
35.59 | 35.42 | 0.17 |