| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.11 | 2.01 | 0.10 |
| Feb | 1.91 | 1.87 | 0.04 |
| Mar | 2.37 | 2.25 | 0.12 |
| Apr | 2.42 | 2.41 | 0.01 |
| May | 4.36 | 4.34 | 0.02 |
| Jun | 8.62 | 8.35 | 0.27 |
| Jul | 7.60 | 7.74 | -0.14 |
| Aug | 7.77 | 8.16 | -0.39 |
| Sep | 6.37 | 6.58 | -0.21 |
| Oct | 3.45 | 3.24 | 0.21 |
| Nov | 1.77 | 1.72 | 0.05 |
| Dec | 1.80 | 1.61 | 0.19 |
50.55 | 50.28 | 0.27 |