| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.73 | 0.84 | -0.11 |
| Feb | 0.73 | 0.76 | -0.03 |
| Mar | 1.15 | 1.16 | -0.01 |
| Apr | 1.91 | 2.06 | -0.15 |
| May | 3.09 | 3.15 | -0.06 |
| Jun | 4.47 | 4.51 | -0.04 |
| Jul | 3.88 | 3.99 | -0.11 |
| Aug | 3.39 | 3.29 | 0.10 |
| Sep | 3.03 | 3.29 | -0.26 |
| Oct | 2.67 | 2.75 | -0.08 |
| Nov | 1.36 | 1.44 | -0.08 |
| Dec | 1.03 | 1.12 | -0.09 |
27.44 | 28.36 | -0.92 |