| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.86 | 5.02 | -0.16 |
| Feb | 4.53 | 4.94 | -0.41 |
| Mar | 3.73 | 3.76 | -0.03 |
| Apr | 1.70 | 1.82 | -0.12 |
| May | 0.77 | 0.85 | -0.08 |
| Jun | 0.15 | 0.20 | -0.05 |
| Jul | 0.01 | 0.02 | -0.01 |
| Aug | 0.02 | 0.04 | -0.02 |
| Sep | 0.10 | 0.10 | 0.00 |
| Oct | 1.13 | 1.14 | -0.01 |
| Nov | 2.37 | 2.56 | -0.19 |
| Dec | 4.90 | 5.09 | -0.19 |
24.27 | 25.54 | -1.27 |