| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.34 | 3.19 | 0.15 |
| Feb | 2.76 | 2.76 | 0.00 |
| Mar | 3.97 | 4.07 | -0.10 |
| Apr | 3.37 | 3.28 | 0.09 |
| May | 4.09 | 4.05 | 0.04 |
| Jun | 4.34 | 4.39 | -0.05 |
| Jul | 4.53 | 4.48 | 0.05 |
| Aug | 4.60 | 4.77 | -0.17 |
| Sep | 4.62 | 4.54 | 0.08 |
| Oct | 3.62 | 3.52 | 0.10 |
| Nov | 3.19 | 3.22 | -0.03 |
| Dec | 3.60 | 3.60 | 0.00 |
46.03 | 45.87 | 0.16 |