| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.43 | 1.95 | 0.48 |
| Feb | 1.89 | 1.45 | 0.44 |
| Mar | 1.64 | 1.21 | 0.43 |
| Apr | 1.60 | 1.13 | 0.47 |
| May | 1.62 | 1.34 | 0.28 |
| Jun | 1.04 | 0.85 | 0.19 |
| Jul | 0.41 | 0.31 | 0.10 |
| Aug | 0.39 | 0.31 | 0.08 |
| Sep | 0.60 | 0.44 | 0.16 |
| Oct | 1.61 | 1.03 | 0.58 |
| Nov | 2.39 | 1.85 | 0.54 |
| Dec | 2.68 | 2.26 | 0.42 |
18.30 | 14.13 | 4.17 |