| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.19 | 2.21 | -0.02 |
| Feb | 1.81 | 1.78 | 0.03 |
| Mar | 2.10 | 2.10 | 0.00 |
| Apr | 3.36 | 3.38 | -0.02 |
| May | 3.85 | 3.81 | 0.04 |
| Jun | 3.70 | 3.65 | 0.05 |
| Jul | 3.21 | 3.24 | -0.03 |
| Aug | 3.50 | 3.46 | 0.04 |
| Sep | 2.77 | 2.86 | -0.09 |
| Oct | 3.32 | 3.22 | 0.10 |
| Nov | 2.56 | 2.55 | 0.01 |
| Dec | 1.98 | 2.00 | -0.02 |
34.35 | 34.26 | 0.09 |