| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.67 | 2.70 | -0.03 |
| Feb | 2.38 | 2.36 | 0.02 |
| Mar | 2.96 | 2.95 | 0.01 |
| Apr | 3.23 | 3.26 | -0.03 |
| May | 3.52 | 3.49 | 0.03 |
| Jun | 4.34 | 4.37 | -0.03 |
| Jul | 4.15 | 4.36 | -0.21 |
| Aug | 3.89 | 4.02 | -0.13 |
| Sep | 3.80 | 3.64 | 0.16 |
| Oct | 3.90 | 4.06 | -0.16 |
| Nov | 2.96 | 2.92 | 0.04 |
| Dec | 3.24 | 3.42 | -0.18 |
41.04 | 41.55 | -0.51 |