| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.65 | 1.64 | 0.01 |
| Feb | 1.92 | 1.85 | 0.07 |
| Mar | 2.62 | 2.61 | 0.01 |
| Apr | 2.31 | 2.17 | 0.14 |
| May | 4.11 | 3.99 | 0.12 |
| Jun | 3.05 | 3.12 | -0.07 |
| Jul | 1.93 | 1.92 | 0.01 |
| Aug | 2.02 | 1.80 | 0.22 |
| Sep | 2.82 | 2.72 | 0.10 |
| Oct | 3.27 | 3.17 | 0.10 |
| Nov | 2.37 | 2.32 | 0.05 |
| Dec | 2.01 | 2.00 | 0.01 |
30.08 | 29.31 | 0.77 |