| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.67 | 0.66 | 0.01 |
| Feb | 0.95 | 0.95 | 0.00 |
| Mar | 1.57 | 1.55 | 0.02 |
| Apr | 2.71 | 2.75 | -0.04 |
| May | 4.47 | 4.50 | -0.03 |
| Jun | 4.19 | 4.35 | -0.16 |
| Jul | 4.37 | 4.30 | 0.07 |
| Aug | 3.49 | 3.56 | -0.07 |
| Sep | 2.83 | 2.93 | -0.10 |
| Oct | 2.16 | 2.17 | -0.01 |
| Nov | 1.28 | 1.31 | -0.03 |
| Dec | 0.99 | 0.98 | 0.01 |
29.68 | 30.01 | -0.33 |