| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.62 | 0.61 | 0.01 |
| Feb | 0.76 | 0.79 | -0.03 |
| Mar | 1.55 | 1.65 | -0.10 |
| Apr | 2.88 | 3.00 | -0.12 |
| May | 4.01 | 4.16 | -0.15 |
| Jun | 4.48 | 4.55 | -0.07 |
| Jul | 3.26 | 3.41 | -0.15 |
| Aug | 3.30 | 3.30 | 0.00 |
| Sep | 2.94 | 2.92 | 0.02 |
| Oct | 2.36 | 2.43 | -0.07 |
| Nov | 1.27 | 1.33 | -0.06 |
| Dec | 0.93 | 0.92 | 0.01 |
28.36 | 29.07 | -0.71 |