| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.41 | 3.77 | -0.36 |
| Feb | 3.13 | 3.36 | -0.23 |
| Mar | 4.47 | 4.65 | -0.18 |
| Apr | 3.92 | 4.09 | -0.17 |
| May | 3.23 | 3.32 | -0.09 |
| Jun | 3.81 | 3.56 | 0.25 |
| Jul | 2.96 | 2.82 | 0.14 |
| Aug | 3.62 | 3.68 | -0.06 |
| Sep | 3.77 | 3.67 | 0.10 |
| Oct | 4.24 | 4.44 | -0.20 |
| Nov | 3.58 | 3.64 | -0.06 |
| Dec | 4.53 | 4.52 | 0.01 |
44.67 | 45.52 | -0.85 |