| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.78 | 2.77 | 0.01 |
| Feb | 2.47 | 2.46 | 0.01 |
| Mar | 2.99 | 3.03 | -0.04 |
| Apr | 3.33 | 3.37 | -0.04 |
| May | 3.60 | 3.55 | 0.05 |
| Jun | 4.42 | 4.44 | -0.02 |
| Jul | 4.23 | 4.33 | -0.10 |
| Aug | 4.00 | 4.04 | -0.04 |
| Sep | 3.91 | 3.62 | 0.29 |
| Oct | 3.94 | 4.09 | -0.15 |
| Nov | 3.06 | 3.00 | 0.06 |
| Dec | 3.38 | 3.52 | -0.14 |
42.11 | 42.22 | -0.11 |