| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.07 | 1.06 | 0.01 |
| Feb | 1.56 | 1.58 | -0.02 |
| Mar | 2.72 | 2.64 | 0.08 |
| Apr | 3.85 | 3.88 | -0.03 |
| May | 5.68 | 5.60 | 0.08 |
| Jun | 5.61 | 5.69 | -0.08 |
| Jul | 4.06 | 4.08 | -0.02 |
| Aug | 3.75 | 3.84 | -0.09 |
| Sep | 3.56 | 3.69 | -0.13 |
| Oct | 3.48 | 3.33 | 0.15 |
| Nov | 2.18 | 2.19 | -0.01 |
| Dec | 1.68 | 1.70 | -0.02 |
39.20 | 39.28 | -0.08 |