| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.27 | 4.42 | -0.15 |
| Feb | 4.37 | 4.37 | 0.00 |
| Mar | 4.64 | 4.55 | 0.09 |
| Apr | 3.77 | 3.94 | -0.17 |
| May | 2.91 | 3.00 | -0.09 |
| Jun | 4.22 | 4.51 | -0.29 |
| Jul | 5.13 | 5.05 | 0.08 |
| Aug | 4.35 | 4.35 | 0.00 |
| Sep | 3.60 | 3.78 | -0.18 |
| Oct | 2.78 | 2.87 | -0.09 |
| Nov | 3.40 | 3.60 | -0.20 |
| Dec | 4.93 | 4.70 | 0.23 |
48.37 | 49.14 | -0.77 |