| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.76 | 0.82 | -0.06 |
| Feb | 0.89 | 0.85 | 0.04 |
| Mar | 1.62 | 1.67 | -0.05 |
| Apr | 3.13 | 2.92 | 0.21 |
| May | 4.22 | 4.19 | 0.03 |
| Jun | 4.91 | 5.37 | -0.46 |
| Jul | 4.03 | 4.00 | 0.03 |
| Aug | 3.96 | 3.94 | 0.02 |
| Sep | 3.19 | 3.33 | -0.14 |
| Oct | 2.39 | 2.55 | -0.16 |
| Nov | 1.50 | 1.43 | 0.07 |
| Dec | 1.06 | 1.06 | 0.00 |
31.66 | 32.13 | -0.47 |