| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.75 | 1.83 | -0.08 |
| Feb | 1.95 | 2.01 | -0.06 |
| Mar | 2.96 | 3.02 | -0.06 |
| Apr | 4.66 | 4.70 | -0.04 |
| May | 5.96 | 5.84 | 0.12 |
| Jun | 5.12 | 5.06 | 0.06 |
| Jul | 4.41 | 4.33 | 0.08 |
| Aug | 3.86 | 3.85 | 0.01 |
| Sep | 4.38 | 4.30 | 0.08 |
| Oct | 3.41 | 3.46 | -0.05 |
| Nov | 3.13 | 3.15 | -0.02 |
| Dec | 2.21 | 2.30 | -0.09 |
43.80 | 43.85 | -0.05 |