| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.46 | 0.49 | -0.03 |
| Feb | 0.55 | 0.56 | -0.01 |
| Mar | 1.21 | 1.22 | -0.01 |
| Apr | 2.08 | 2.02 | 0.06 |
| May | 2.64 | 2.68 | -0.04 |
| Jun | 1.78 | 1.67 | 0.11 |
| Jul | 1.65 | 1.51 | 0.14 |
| Aug | 1.47 | 1.29 | 0.18 |
| Sep | 1.36 | 1.39 | -0.03 |
| Oct | 1.16 | 1.17 | -0.01 |
| Nov | 0.77 | 0.75 | 0.02 |
| Dec | 0.47 | 0.55 | -0.08 |
15.60 | 15.30 | 0.30 |