| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.07 | 1.16 | -0.09 |
| Feb | 1.30 | 1.36 | -0.06 |
| Mar | 2.05 | 2.08 | -0.03 |
| Apr | 3.89 | 3.87 | 0.02 |
| May | 4.45 | 4.69 | -0.24 |
| Jun | 5.65 | 5.67 | -0.02 |
| Jul | 4.34 | 4.48 | -0.14 |
| Aug | 4.25 | 4.34 | -0.09 |
| Sep | 3.68 | 3.88 | -0.20 |
| Oct | 2.94 | 3.00 | -0.06 |
| Nov | 2.15 | 2.18 | -0.03 |
| Dec | 1.60 | 1.65 | -0.05 |
37.37 | 38.36 | -0.99 |