| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.72 | 3.73 | -0.01 |
| Feb | 3.75 | 3.73 | 0.02 |
| Mar | 4.89 | 4.77 | 0.12 |
| Apr | 5.18 | 5.04 | 0.14 |
| May | 4.97 | 5.13 | -0.16 |
| Jun | 4.16 | 4.08 | 0.08 |
| Jul | 4.01 | 4.04 | -0.03 |
| Aug | 2.93 | 2.77 | 0.16 |
| Sep | 3.30 | 3.33 | -0.03 |
| Oct | 3.96 | 3.81 | 0.15 |
| Nov | 4.25 | 4.17 | 0.08 |
| Dec | 4.25 | 4.16 | 0.09 |
49.37 | 48.76 | 0.61 |