| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.95 | 3.02 | -0.07 |
| Feb | 2.42 | 2.43 | -0.01 |
| Mar | 3.38 | 3.35 | 0.03 |
| Apr | 4.40 | 4.48 | -0.08 |
| May | 4.71 | 4.81 | -0.10 |
| Jun | 5.08 | 4.95 | 0.13 |
| Jul | 4.15 | 4.24 | -0.09 |
| Aug | 3.32 | 3.06 | 0.26 |
| Sep | 3.09 | 3.20 | -0.11 |
| Oct | 3.32 | 3.21 | 0.11 |
| Nov | 3.34 | 3.44 | -0.10 |
| Dec | 2.98 | 3.01 | -0.03 |
43.14 | 43.20 | -0.06 |