| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.81 | 0.79 | 0.02 |
| Feb | 1.21 | 1.19 | 0.02 |
| Mar | 2.23 | 2.23 | 0.00 |
| Apr | 2.69 | 2.76 | -0.07 |
| May | 4.92 | 4.98 | -0.06 |
| Jun | 4.57 | 4.49 | 0.08 |
| Jul | 4.03 | 4.09 | -0.06 |
| Aug | 3.68 | 3.73 | -0.05 |
| Sep | 2.74 | 2.66 | 0.08 |
| Oct | 2.46 | 2.51 | -0.05 |
| Nov | 1.46 | 1.48 | -0.02 |
| Dec | 1.23 | 1.16 | 0.07 |
32.03 | 32.07 | -0.04 |