| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.84 | 1.90 | -0.06 |
| Feb | 1.85 | 1.94 | -0.09 |
| Mar | 2.53 | 2.50 | 0.03 |
| Apr | 3.90 | 3.89 | 0.01 |
| May | 4.90 | 4.81 | 0.09 |
| Jun | 4.64 | 4.65 | -0.01 |
| Jul | 3.77 | 3.74 | 0.03 |
| Aug | 3.61 | 3.43 | 0.18 |
| Sep | 3.62 | 3.55 | 0.07 |
| Oct | 3.02 | 3.09 | -0.07 |
| Nov | 2.65 | 2.76 | -0.11 |
| Dec | 2.05 | 2.00 | 0.05 |
38.38 | 38.26 | 0.12 |