| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.42 | 3.47 | -0.05 |
| Feb | 3.01 | 3.09 | -0.08 |
| Mar | 4.30 | 4.38 | -0.08 |
| Apr | 5.10 | 5.14 | -0.04 |
| May | 5.25 | 5.32 | -0.07 |
| Jun | 4.76 | 4.59 | 0.17 |
| Jul | 4.30 | 4.24 | 0.06 |
| Aug | 3.06 | 3.13 | -0.07 |
| Sep | 3.75 | 3.63 | 0.12 |
| Oct | 3.38 | 3.43 | -0.05 |
| Nov | 3.94 | 4.09 | -0.15 |
| Dec | 3.76 | 3.79 | -0.03 |
48.03 | 48.30 | -0.27 |