| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.56 | 1.57 | -0.01 |
| Feb | 1.74 | 1.66 | 0.08 |
| Mar | 2.50 | 2.48 | 0.02 |
| Apr | 2.32 | 2.23 | 0.09 |
| May | 4.23 | 4.05 | 0.18 |
| Jun | 3.06 | 3.04 | 0.02 |
| Jul | 1.93 | 2.02 | -0.09 |
| Aug | 2.29 | 2.20 | 0.09 |
| Sep | 3.45 | 3.20 | 0.25 |
| Oct | 2.88 | 2.96 | -0.08 |
| Nov | 2.12 | 2.15 | -0.03 |
| Dec | 1.66 | 1.78 | -0.12 |
29.74 | 29.34 | 0.40 |