| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.56 | 3.61 | -0.05 |
| Feb | 3.03 | 2.97 | 0.06 |
| Mar | 4.12 | 4.13 | -0.01 |
| Apr | 3.67 | 3.65 | 0.02 |
| May | 3.71 | 3.62 | 0.09 |
| Jun | 4.31 | 4.26 | 0.05 |
| Jul | 4.75 | 4.62 | 0.13 |
| Aug | 4.51 | 4.47 | 0.04 |
| Sep | 4.88 | 5.09 | -0.21 |
| Oct | 3.42 | 3.48 | -0.06 |
| Nov | 3.33 | 3.33 | 0.00 |
| Dec | 3.55 | 3.52 | 0.03 |
46.84 | 46.75 | 0.09 |