| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.74 | 0.74 | 0.00 |
| Feb | 0.76 | 0.74 | 0.02 |
| Mar | 1.33 | 1.33 | 0.00 |
| Apr | 2.28 | 2.30 | -0.02 |
| May | 3.28 | 3.47 | -0.19 |
| Jun | 4.49 | 4.58 | -0.09 |
| Jul | 4.36 | 4.48 | -0.12 |
| Aug | 3.62 | 3.68 | -0.06 |
| Sep | 3.15 | 3.12 | 0.03 |
| Oct | 2.89 | 2.92 | -0.03 |
| Nov | 1.46 | 1.42 | 0.04 |
| Dec | 1.06 | 1.11 | -0.05 |
29.42 | 29.89 | -0.47 |