| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.26 | 2.27 | -0.01 |
| Feb | 1.92 | 1.88 | 0.04 |
| Mar | 2.61 | 2.64 | -0.03 |
| Apr | 2.55 | 2.52 | 0.03 |
| May | 4.32 | 4.22 | 0.10 |
| Jun | 3.47 | 3.45 | 0.02 |
| Jul | 2.33 | 2.34 | -0.01 |
| Aug | 2.38 | 2.34 | 0.04 |
| Sep | 3.56 | 3.77 | -0.21 |
| Oct | 4.11 | 4.48 | -0.37 |
| Nov | 2.69 | 2.72 | -0.03 |
| Dec | 2.20 | 2.27 | -0.07 |
34.40 | 34.90 | -0.50 |