| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.65 | 1.49 | 0.16 |
| Feb | 1.74 | 1.67 | 0.07 |
| Mar | 2.38 | 2.35 | 0.03 |
| Apr | 2.32 | 2.14 | 0.18 |
| May | 4.11 | 4.12 | -0.01 |
| Jun | 3.13 | 3.06 | 0.07 |
| Jul | 2.13 | 2.05 | 0.08 |
| Aug | 2.31 | 2.37 | -0.06 |
| Sep | 3.38 | 3.24 | 0.14 |
| Oct | 3.08 | 2.94 | 0.14 |
| Nov | 1.95 | 2.01 | -0.06 |
| Dec | 1.62 | 1.61 | 0.01 |
29.80 | 29.05 | 0.75 |