| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.58 | 0.56 | 0.02 |
| Feb | 0.76 | 0.75 | 0.01 |
| Mar | 1.31 | 1.31 | 0.00 |
| Apr | 2.08 | 2.05 | 0.03 |
| May | 3.71 | 3.71 | 0.00 |
| Jun | 3.30 | 3.20 | 0.10 |
| Jul | 3.78 | 3.83 | -0.05 |
| Aug | 3.40 | 3.30 | 0.10 |
| Sep | 2.01 | 2.06 | -0.05 |
| Oct | 1.68 | 1.70 | -0.02 |
| Nov | 0.92 | 0.92 | 0.00 |
| Dec | 0.81 | 0.85 | -0.04 |
24.34 | 24.24 | 0.10 |