| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.45 | 1.61 | -0.16 |
| Feb | 1.90 | 2.05 | -0.15 |
| Mar | 2.31 | 2.29 | 0.02 |
| Apr | 2.27 | 2.36 | -0.09 |
| May | 4.13 | 4.13 | 0.00 |
| Jun | 3.59 | 3.90 | -0.31 |
| Jul | 1.93 | 2.06 | -0.13 |
| Aug | 2.24 | 2.13 | 0.11 |
| Sep | 2.69 | 2.87 | -0.18 |
| Oct | 3.30 | 3.17 | 0.13 |
| Nov | 2.13 | 1.98 | 0.15 |
| Dec | 1.38 | 1.51 | -0.13 |
29.32 | 30.06 | -0.74 |