| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.55 | 2.73 | -0.18 |
| Feb | 2.16 | 2.24 | -0.08 |
| Mar | 2.62 | 2.87 | -0.25 |
| Apr | 3.15 | 3.13 | 0.02 |
| May | 3.51 | 3.59 | -0.08 |
| Jun | 4.23 | 4.54 | -0.31 |
| Jul | 4.24 | 4.62 | -0.38 |
| Aug | 4.11 | 4.15 | -0.04 |
| Sep | 3.99 | 3.84 | 0.15 |
| Oct | 3.97 | 4.08 | -0.11 |
| Nov | 2.85 | 2.87 | -0.02 |
| Dec | 3.14 | 3.34 | -0.20 |
40.52 | 42.00 | -1.48 |