| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.67 | 0.65 | 0.02 |
| Feb | 0.61 | 0.63 | -0.02 |
| Mar | 1.11 | 1.09 | 0.02 |
| Apr | 1.56 | 1.53 | 0.03 |
| May | 3.06 | 3.05 | 0.01 |
| Jun | 4.23 | 4.35 | -0.12 |
| Jul | 3.73 | 3.36 | 0.37 |
| Aug | 2.77 | 2.69 | 0.08 |
| Sep | 2.73 | 2.78 | -0.05 |
| Oct | 2.28 | 2.31 | -0.03 |
| Nov | 0.85 | 0.83 | 0.02 |
| Dec | 0.80 | 0.81 | -0.01 |
24.40 | 24.08 | 0.32 |