| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.74 | 2.62 | 0.12 |
| Feb | 2.52 | 2.43 | 0.09 |
| Mar | 4.06 | 4.08 | -0.02 |
| Apr | 4.70 | 4.86 | -0.16 |
| May | 5.63 | 5.43 | 0.20 |
| Jun | 4.08 | 4.07 | 0.01 |
| Jul | 3.73 | 4.19 | -0.46 |
| Aug | 3.25 | 3.12 | 0.13 |
| Sep | 4.23 | 4.44 | -0.21 |
| Oct | 3.77 | 3.65 | 0.12 |
| Nov | 3.94 | 3.89 | 0.05 |
| Dec | 3.02 | 3.04 | -0.02 |
45.67 | 45.82 | -0.15 |