| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.78 | 7.10 | 0.68 |
| Feb | 5.85 | 5.20 | 0.65 |
| Mar | 5.86 | 4.94 | 0.92 |
| Apr | 3.80 | 3.25 | 0.55 |
| May | 2.15 | 2.13 | 0.02 |
| Jun | 1.15 | 1.27 | -0.12 |
| Jul | 0.28 | 0.28 | 0.00 |
| Aug | 0.37 | 0.34 | 0.03 |
| Sep | 1.34 | 1.40 | -0.06 |
| Oct | 3.77 | 3.41 | 0.36 |
| Nov | 7.32 | 6.62 | 0.70 |
| Dec | 9.32 | 7.88 | 1.44 |
48.99 | 43.82 | 5.17 |