| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.01 | 1.98 | 0.03 |
| Feb | 1.75 | 1.80 | -0.05 |
| Mar | 2.44 | 2.45 | -0.01 |
| Apr | 2.39 | 2.48 | -0.09 |
| May | 3.84 | 3.57 | 0.27 |
| Jun | 3.26 | 3.21 | 0.05 |
| Jul | 2.15 | 2.36 | -0.21 |
| Aug | 2.35 | 2.24 | 0.11 |
| Sep | 3.47 | 3.50 | -0.03 |
| Oct | 3.20 | 3.58 | -0.38 |
| Nov | 2.29 | 2.57 | -0.28 |
| Dec | 1.98 | 2.29 | -0.31 |
31.13 | 32.03 | -0.90 |