| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.66 | 2.76 | -0.10 |
| Feb | 2.14 | 2.33 | -0.19 |
| Mar | 2.86 | 2.91 | -0.05 |
| Apr | 3.66 | 3.76 | -0.10 |
| May | 3.95 | 4.00 | -0.05 |
| Jun | 4.35 | 4.28 | 0.07 |
| Jul | 3.82 | 4.01 | -0.19 |
| Aug | 3.62 | 3.59 | 0.03 |
| Sep | 3.44 | 3.45 | -0.01 |
| Oct | 3.26 | 3.17 | 0.09 |
| Nov | 2.84 | 2.88 | -0.04 |
| Dec | 2.65 | 2.78 | -0.13 |
39.25 | 39.92 | -0.67 |