| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.69 | 0.75 | -0.06 |
| Feb | 0.70 | 0.67 | 0.03 |
| Mar | 1.05 | 1.08 | -0.03 |
| Apr | 1.86 | 1.82 | 0.04 |
| May | 3.08 | 3.10 | -0.02 |
| Jun | 4.31 | 4.53 | -0.22 |
| Jul | 3.68 | 3.82 | -0.14 |
| Aug | 3.20 | 3.13 | 0.07 |
| Sep | 2.79 | 2.98 | -0.19 |
| Oct | 2.56 | 2.62 | -0.06 |
| Nov | 1.08 | 1.16 | -0.08 |
| Dec | 0.88 | 0.90 | -0.02 |
25.88 | 26.56 | -0.68 |