| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.72 | 2.66 | 0.06 |
| Feb | 2.12 | 2.19 | -0.07 |
| Mar | 2.80 | 2.95 | -0.15 |
| Apr | 3.84 | 4.06 | -0.22 |
| May | 4.42 | 4.50 | -0.08 |
| Jun | 4.73 | 4.46 | 0.27 |
| Jul | 4.02 | 4.04 | -0.02 |
| Aug | 4.04 | 3.66 | 0.38 |
| Sep | 3.38 | 3.25 | 0.13 |
| Oct | 3.00 | 3.06 | -0.06 |
| Nov | 3.17 | 3.20 | -0.03 |
| Dec | 2.50 | 2.52 | -0.02 |
40.74 | 40.55 | 0.19 |