| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.90 | 3.10 | -0.20 |
| Feb | 2.39 | 2.50 | -0.11 |
| Mar | 3.26 | 3.27 | -0.01 |
| Apr | 3.82 | 3.95 | -0.13 |
| May | 3.72 | 3.90 | -0.18 |
| Jun | 4.52 | 4.74 | -0.22 |
| Jul | 4.14 | 4.48 | -0.34 |
| Aug | 4.35 | 4.43 | -0.08 |
| Sep | 4.23 | 4.32 | -0.09 |
| Oct | 4.06 | 4.31 | -0.25 |
| Nov | 3.23 | 3.29 | -0.06 |
| Dec | 3.19 | 3.55 | -0.36 |
43.81 | 45.84 | -2.03 |