| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.57 | 2.35 | 0.22 |
| Feb | 2.17 | 2.08 | 0.09 |
| Mar | 2.87 | 2.81 | 0.06 |
| Apr | 3.29 | 3.33 | -0.04 |
| May | 3.43 | 3.49 | -0.06 |
| Jun | 4.25 | 4.21 | 0.04 |
| Jul | 3.93 | 4.09 | -0.16 |
| Aug | 3.89 | 4.07 | -0.18 |
| Sep | 4.00 | 4.09 | -0.09 |
| Oct | 3.81 | 3.93 | -0.12 |
| Nov | 3.02 | 2.98 | 0.04 |
| Dec | 2.98 | 2.75 | 0.23 |
40.21 | 40.18 | 0.03 |