| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.08 | 2.15 | -0.07 |
| Feb | 1.87 | 1.95 | -0.08 |
| Mar | 2.51 | 2.63 | -0.12 |
| Apr | 3.84 | 3.85 | -0.01 |
| May | 4.56 | 4.73 | -0.17 |
| Jun | 4.14 | 4.13 | 0.01 |
| Jul | 4.15 | 3.86 | 0.29 |
| Aug | 3.62 | 3.45 | 0.17 |
| Sep | 3.25 | 3.33 | -0.08 |
| Oct | 3.16 | 3.13 | 0.03 |
| Nov | 2.74 | 2.80 | -0.06 |
| Dec | 2.16 | 2.24 | -0.08 |
38.08 | 38.25 | -0.17 |