| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.50 | 3.63 | -0.13 |
| Feb | 3.59 | 3.50 | 0.09 |
| Mar | 4.75 | 4.93 | -0.18 |
| Apr | 5.04 | 5.16 | -0.12 |
| May | 5.55 | 5.88 | -0.33 |
| Jun | 4.13 | 4.03 | 0.10 |
| Jul | 4.00 | 3.71 | 0.29 |
| Aug | 3.46 | 3.36 | 0.10 |
| Sep | 4.00 | 4.06 | -0.06 |
| Oct | 4.13 | 4.11 | 0.02 |
| Nov | 4.85 | 4.96 | -0.11 |
| Dec | 4.44 | 4.71 | -0.27 |
51.44 | 52.04 | -0.60 |