| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.72 | 0.66 | 0.06 |
| Feb | 0.80 | 0.73 | 0.07 |
| Mar | 1.51 | 1.46 | 0.05 |
| Apr | 2.57 | 2.57 | 0.00 |
| May | 3.69 | 3.66 | 0.03 |
| Jun | 4.17 | 4.28 | -0.11 |
| Jul | 4.03 | 3.93 | 0.10 |
| Aug | 3.88 | 3.92 | -0.04 |
| Sep | 2.89 | 2.97 | -0.08 |
| Oct | 2.63 | 2.67 | -0.04 |
| Nov | 1.38 | 1.31 | 0.07 |
| Dec | 0.89 | 0.89 | 0.00 |
29.16 | 29.05 | 0.11 |