| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.82 | 2.97 | -0.15 |
| Feb | 2.38 | 2.48 | -0.10 |
| Mar | 3.18 | 3.39 | -0.21 |
| Apr | 4.26 | 4.40 | -0.14 |
| May | 4.59 | 4.74 | -0.15 |
| Jun | 5.13 | 5.09 | 0.04 |
| Jul | 4.16 | 4.31 | -0.15 |
| Aug | 3.39 | 3.19 | 0.20 |
| Sep | 3.30 | 3.39 | -0.09 |
| Oct | 3.25 | 3.24 | 0.01 |
| Nov | 3.42 | 3.44 | -0.02 |
| Dec | 2.87 | 2.96 | -0.09 |
42.75 | 43.60 | -0.85 |