| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.85 | 0.91 | -0.06 |
| Feb | 0.79 | 0.79 | 0.00 |
| Mar | 1.04 | 1.10 | -0.06 |
| Apr | 1.92 | 1.96 | -0.04 |
| May | 2.99 | 3.07 | -0.08 |
| Jun | 4.11 | 4.11 | 0.00 |
| Jul | 3.90 | 3.93 | -0.03 |
| Aug | 3.37 | 3.16 | 0.21 |
| Sep | 3.55 | 3.55 | 0.00 |
| Oct | 2.67 | 2.63 | 0.04 |
| Nov | 1.50 | 1.44 | 0.06 |
| Dec | 1.04 | 1.14 | -0.10 |
27.73 | 27.79 | -0.06 |