| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.31 | 3.28 | 0.03 |
| Feb | 2.65 | 2.79 | -0.14 |
| Mar | 3.96 | 4.04 | -0.08 |
| Apr | 5.02 | 4.96 | 0.06 |
| May | 5.15 | 5.03 | 0.12 |
| Jun | 4.68 | 4.60 | 0.08 |
| Jul | 4.38 | 4.21 | 0.17 |
| Aug | 3.37 | 3.22 | 0.15 |
| Sep | 3.53 | 3.36 | 0.17 |
| Oct | 3.53 | 3.50 | 0.03 |
| Nov | 3.95 | 3.94 | 0.01 |
| Dec | 3.27 | 3.43 | -0.16 |
46.80 | 46.36 | 0.44 |