| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.91 | 3.01 | -0.10 |
| Feb | 2.62 | 2.71 | -0.09 |
| Mar | 3.67 | 3.78 | -0.11 |
| Apr | 3.33 | 3.36 | -0.03 |
| May | 3.97 | 4.31 | -0.34 |
| Jun | 4.16 | 4.51 | -0.35 |
| Jul | 4.50 | 4.44 | 0.06 |
| Aug | 3.75 | 3.83 | -0.08 |
| Sep | 4.25 | 4.32 | -0.07 |
| Oct | 3.72 | 3.91 | -0.19 |
| Nov | 2.97 | 3.14 | -0.17 |
| Dec | 3.57 | 3.64 | -0.07 |
43.42 | 44.96 | -1.54 |