| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.90 | 2.77 | 0.13 |
| Feb | 2.33 | 2.21 | 0.12 |
| Mar | 3.01 | 2.89 | 0.12 |
| Apr | 3.41 | 3.08 | 0.33 |
| May | 4.45 | 4.47 | -0.02 |
| Jun | 3.89 | 3.93 | -0.04 |
| Jul | 2.12 | 2.18 | -0.06 |
| Aug | 3.00 | 2.89 | 0.11 |
| Sep | 3.52 | 3.38 | 0.14 |
| Oct | 4.38 | 4.27 | 0.11 |
| Nov | 3.15 | 3.12 | 0.03 |
| Dec | 2.92 | 2.87 | 0.05 |
39.08 | 38.06 | 1.02 |