| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.73 | 0.69 | 0.04 |
| Feb | 0.79 | 0.79 | 0.00 |
| Mar | 1.51 | 1.48 | 0.03 |
| Apr | 2.59 | 2.60 | -0.01 |
| May | 3.63 | 3.70 | -0.07 |
| Jun | 4.32 | 4.32 | 0.00 |
| Jul | 4.06 | 3.89 | 0.17 |
| Aug | 3.90 | 3.83 | 0.07 |
| Sep | 2.90 | 2.98 | -0.08 |
| Oct | 2.57 | 2.61 | -0.04 |
| Nov | 1.37 | 1.34 | 0.03 |
| Dec | 0.90 | 0.92 | -0.02 |
29.27 | 29.15 | 0.12 |