| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.45 | 0.45 | 0.00 |
| Feb | 0.58 | 0.59 | -0.01 |
| Mar | 1.02 | 1.09 | -0.07 |
| Apr | 2.21 | 2.21 | 0.00 |
| May | 3.28 | 3.39 | -0.11 |
| Jun | 3.34 | 3.41 | -0.07 |
| Jul | 2.52 | 2.48 | 0.04 |
| Aug | 2.20 | 2.09 | 0.11 |
| Sep | 1.53 | 1.53 | 0.00 |
| Oct | 1.59 | 1.70 | -0.11 |
| Nov | 0.57 | 0.60 | -0.03 |
| Dec | 0.45 | 0.50 | -0.05 |
19.74 | 20.04 | -0.30 |