| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.77 | 0.87 | -0.10 |
| Feb | 0.73 | 0.75 | -0.02 |
| Mar | 1.19 | 1.18 | 0.01 |
| Apr | 1.92 | 1.98 | -0.06 |
| May | 3.04 | 3.13 | -0.09 |
| Jun | 4.48 | 4.48 | 0.00 |
| Jul | 3.95 | 4.10 | -0.15 |
| Aug | 3.27 | 3.33 | -0.06 |
| Sep | 2.96 | 3.17 | -0.21 |
| Oct | 2.66 | 2.66 | 0.00 |
| Nov | 1.36 | 1.41 | -0.05 |
| Dec | 1.01 | 1.08 | -0.07 |
27.34 | 28.14 | -0.80 |