| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.29 | 2.31 | -0.02 |
| Feb | 2.15 | 1.92 | 0.23 |
| Mar | 2.21 | 2.27 | -0.06 |
| Apr | 2.50 | 2.64 | -0.14 |
| May | 2.45 | 2.49 | -0.04 |
| Jun | 1.38 | 1.36 | 0.02 |
| Jul | 0.62 | 0.57 | 0.05 |
| Aug | 0.87 | 0.78 | 0.09 |
| Sep | 1.45 | 1.45 | 0.00 |
| Oct | 1.98 | 1.95 | 0.03 |
| Nov | 1.72 | 1.71 | 0.01 |
| Dec | 2.12 | 1.97 | 0.15 |
21.74 | 21.42 | 0.32 |