| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.45 | 6.56 | -0.11 |
| Feb | 4.78 | 4.78 | 0.00 |
| Mar | 5.16 | 5.08 | 0.08 |
| Apr | 3.97 | 4.00 | -0.03 |
| May | 3.06 | 2.97 | 0.09 |
| Jun | 2.17 | 2.07 | 0.10 |
| Jul | 0.58 | 0.56 | 0.02 |
| Aug | 0.73 | 0.67 | 0.06 |
| Sep | 1.86 | 1.84 | 0.02 |
| Oct | 4.28 | 4.27 | 0.01 |
| Nov | 6.88 | 6.85 | 0.03 |
| Dec | 7.29 | 7.40 | -0.11 |
47.21 | 47.05 | 0.16 |