| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.49 | 2.44 | 0.05 |
| Feb | 1.92 | 1.87 | 0.05 |
| Mar | 2.99 | 2.82 | 0.17 |
| Apr | 2.63 | 2.73 | -0.10 |
| May | 4.21 | 4.17 | 0.04 |
| Jun | 3.88 | 3.84 | 0.04 |
| Jul | 2.87 | 2.98 | -0.11 |
| Aug | 2.86 | 2.92 | -0.06 |
| Sep | 4.16 | 4.18 | -0.02 |
| Oct | 3.64 | 3.55 | 0.09 |
| Nov | 2.61 | 2.66 | -0.05 |
| Dec | 2.23 | 2.31 | -0.08 |
36.49 | 36.47 | 0.02 |