| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.80 | 2.85 | -0.05 |
| Feb | 2.31 | 2.42 | -0.11 |
| Mar | 3.14 | 3.26 | -0.12 |
| Apr | 4.16 | 4.34 | -0.18 |
| May | 4.56 | 4.62 | -0.06 |
| Jun | 5.06 | 4.97 | 0.09 |
| Jul | 4.04 | 4.12 | -0.08 |
| Aug | 3.37 | 3.17 | 0.20 |
| Sep | 3.26 | 3.35 | -0.09 |
| Oct | 3.09 | 3.15 | -0.06 |
| Nov | 3.37 | 3.46 | -0.09 |
| Dec | 2.76 | 2.88 | -0.12 |
41.92 | 42.59 | -0.67 |