| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.26 | 2.29 | -0.03 |
| Feb | 1.94 | 2.04 | -0.10 |
| Mar | 2.40 | 2.40 | 0.00 |
| Apr | 3.76 | 3.75 | 0.01 |
| May | 4.41 | 4.49 | -0.08 |
| Jun | 4.55 | 4.64 | -0.09 |
| Jul | 4.41 | 4.43 | -0.02 |
| Aug | 4.05 | 4.15 | -0.10 |
| Sep | 3.46 | 3.41 | 0.05 |
| Oct | 3.42 | 3.53 | -0.11 |
| Nov | 2.74 | 2.75 | -0.01 |
| Dec | 2.20 | 2.25 | -0.05 |
39.60 | 40.13 | -0.53 |