| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.16 | 1.15 | 0.01 |
| Feb | 1.05 | 1.03 | 0.02 |
| Mar | 1.72 | 1.67 | 0.05 |
| Apr | 2.99 | 2.98 | 0.01 |
| May | 3.73 | 3.70 | 0.03 |
| Jun | 4.63 | 4.56 | 0.07 |
| Jul | 3.81 | 3.77 | 0.04 |
| Aug | 3.75 | 3.90 | -0.15 |
| Sep | 3.77 | 3.81 | -0.04 |
| Oct | 3.03 | 3.04 | -0.01 |
| Nov | 1.87 | 1.90 | -0.03 |
| Dec | 1.49 | 1.50 | -0.01 |
33.00 | 33.01 | -0.01 |