| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.54 | 3.57 | -0.03 |
| Feb | 2.89 | 2.88 | 0.01 |
| Mar | 4.06 | 3.98 | 0.08 |
| Apr | 3.67 | 3.75 | -0.08 |
| May | 3.79 | 3.98 | -0.19 |
| Jun | 4.53 | 4.24 | 0.29 |
| Jul | 5.33 | 5.45 | -0.12 |
| Aug | 5.05 | 5.34 | -0.29 |
| Sep | 5.12 | 5.01 | 0.11 |
| Oct | 3.89 | 4.24 | -0.35 |
| Nov | 3.09 | 3.02 | 0.07 |
| Dec | 3.62 | 3.59 | 0.03 |
48.58 | 49.05 | -0.47 |