| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.21 | 2.24 | -0.03 |
| Feb | 1.85 | 1.78 | 0.07 |
| Mar | 2.13 | 2.13 | 0.00 |
| Apr | 3.34 | 3.38 | -0.04 |
| May | 3.83 | 3.82 | 0.01 |
| Jun | 3.75 | 3.72 | 0.03 |
| Jul | 3.23 | 3.22 | 0.01 |
| Aug | 3.54 | 3.47 | 0.07 |
| Sep | 2.81 | 2.86 | -0.05 |
| Oct | 3.36 | 3.24 | 0.12 |
| Nov | 2.55 | 2.56 | -0.01 |
| Dec | 1.99 | 2.01 | -0.02 |
34.59 | 34.43 | 0.16 |