| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.94 | 2.93 | 0.01 |
| Feb | 2.26 | 2.28 | -0.02 |
| Mar | 3.16 | 3.13 | 0.03 |
| Apr | 4.03 | 3.99 | 0.04 |
| May | 4.33 | 4.28 | 0.05 |
| Jun | 4.28 | 4.40 | -0.12 |
| Jul | 4.27 | 4.35 | -0.08 |
| Aug | 3.26 | 3.30 | -0.04 |
| Sep | 3.09 | 3.00 | 0.09 |
| Oct | 2.84 | 2.80 | 0.04 |
| Nov | 3.07 | 3.07 | 0.00 |
| Dec | 2.88 | 2.90 | -0.02 |
40.41 | 40.43 | -0.02 |