| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.71 | 0.70 | 0.01 |
| Feb | 0.76 | 0.76 | 0.00 |
| Mar | 1.58 | 1.88 | -0.30 |
| Apr | 2.46 | 2.87 | -0.41 |
| May | 2.47 | 2.75 | -0.28 |
| Jun | 2.14 | 1.99 | 0.15 |
| Jul | 3.32 | 3.05 | 0.27 |
| Aug | 2.83 | 3.14 | -0.31 |
| Sep | 1.56 | 1.82 | -0.26 |
| Oct | 1.22 | 1.35 | -0.13 |
| Nov | 0.94 | 0.94 | 0.00 |
| Dec | 0.77 | 0.76 | 0.01 |
20.76 | 22.01 | -1.25 |