| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.23 | 2.16 | 0.07 |
| Feb | 1.81 | 1.85 | -0.04 |
| Mar | 2.37 | 2.40 | -0.03 |
| Apr | 3.69 | 3.58 | 0.11 |
| May | 4.38 | 4.36 | 0.02 |
| Jun | 4.77 | 4.77 | 0.00 |
| Jul | 4.33 | 4.32 | 0.01 |
| Aug | 3.72 | 3.64 | 0.08 |
| Sep | 3.08 | 3.21 | -0.13 |
| Oct | 3.21 | 3.24 | -0.03 |
| Nov | 2.63 | 2.62 | 0.01 |
| Dec | 2.10 | 2.15 | -0.05 |
38.32 | 38.30 | 0.02 |