| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.75 | 2.67 | 0.08 |
| Feb | 2.12 | 2.20 | -0.08 |
| Mar | 2.83 | 2.95 | -0.12 |
| Apr | 3.84 | 4.08 | -0.24 |
| May | 4.41 | 4.52 | -0.11 |
| Jun | 4.78 | 4.53 | 0.25 |
| Jul | 4.00 | 4.10 | -0.10 |
| Aug | 4.05 | 3.65 | 0.40 |
| Sep | 3.37 | 3.26 | 0.11 |
| Oct | 3.02 | 3.08 | -0.06 |
| Nov | 3.19 | 3.21 | -0.02 |
| Dec | 2.53 | 2.55 | -0.02 |
40.89 | 40.80 | 0.09 |