| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.73 | 2.72 | 0.01 |
| Feb | 2.28 | 2.33 | -0.05 |
| Mar | 2.86 | 2.92 | -0.06 |
| Apr | 3.26 | 3.32 | -0.06 |
| May | 4.46 | 4.60 | -0.14 |
| Jun | 3.35 | 3.04 | 0.31 |
| Jul | 1.97 | 1.95 | 0.02 |
| Aug | 3.01 | 2.83 | 0.18 |
| Sep | 3.34 | 3.44 | -0.10 |
| Oct | 4.27 | 4.36 | -0.09 |
| Nov | 3.04 | 2.99 | 0.05 |
| Dec | 3.05 | 2.92 | 0.13 |
37.62 | 37.42 | 0.20 |