| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.60 | 2.58 | 0.02 |
| Feb | 2.21 | 2.02 | 0.19 |
| Mar | 2.98 | 3.02 | -0.04 |
| Apr | 2.95 | 2.78 | 0.17 |
| May | 4.51 | 4.49 | 0.02 |
| Jun | 3.38 | 3.35 | 0.03 |
| Jul | 2.00 | 2.08 | -0.08 |
| Aug | 2.60 | 2.54 | 0.06 |
| Sep | 3.23 | 3.13 | 0.10 |
| Oct | 3.69 | 3.66 | 0.03 |
| Nov | 2.81 | 2.82 | -0.01 |
| Dec | 2.76 | 2.83 | -0.07 |
35.72 | 35.30 | 0.42 |