| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.64 | 0.63 | 0.01 |
| Feb | 0.75 | 0.77 | -0.02 |
| Mar | 1.44 | 1.48 | -0.04 |
| Apr | 2.28 | 2.38 | -0.10 |
| May | 4.18 | 4.23 | -0.05 |
| Jun | 3.70 | 3.84 | -0.14 |
| Jul | 4.22 | 4.17 | 0.05 |
| Aug | 3.44 | 3.38 | 0.06 |
| Sep | 2.23 | 2.19 | 0.04 |
| Oct | 1.97 | 2.06 | -0.09 |
| Nov | 1.21 | 1.25 | -0.04 |
| Dec | 0.86 | 0.89 | -0.03 |
26.92 | 27.27 | -0.35 |