| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 8.85 | 8.64 | 0.21 |
| Feb | 7.62 | 7.16 | 0.46 |
| Mar | 7.77 | 7.42 | 0.35 |
| Apr | 4.91 | 4.79 | 0.12 |
| May | 2.52 | 2.44 | 0.08 |
| Jun | 1.04 | 1.09 | -0.05 |
| Jul | 0.19 | 0.24 | -0.05 |
| Aug | 0.24 | 0.24 | 0.00 |
| Sep | 0.92 | 0.98 | -0.06 |
| Oct | 3.48 | 3.28 | 0.20 |
| Nov | 6.70 | 6.48 | 0.22 |
| Dec | 10.75 | 9.83 | 0.92 |
54.99 | 52.59 | 2.40 |