| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.64 | 3.70 | -0.06 |
| Feb | 3.20 | 3.20 | 0.00 |
| Mar | 4.00 | 4.11 | -0.11 |
| Apr | 3.75 | 3.65 | 0.10 |
| May | 3.57 | 3.49 | 0.08 |
| Jun | 4.19 | 4.17 | 0.02 |
| Jul | 3.74 | 3.67 | 0.07 |
| Aug | 4.17 | 4.09 | 0.08 |
| Sep | 3.70 | 3.78 | -0.08 |
| Oct | 3.23 | 3.19 | 0.04 |
| Nov | 3.31 | 3.29 | 0.02 |
| Dec | 3.75 | 3.85 | -0.10 |
44.25 | 44.19 | 0.06 |