| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.88 | 4.99 | -0.11 |
| Feb | 5.06 | 5.06 | 0.00 |
| Mar | 5.21 | 5.19 | 0.02 |
| Apr | 4.77 | 5.10 | -0.33 |
| May | 3.95 | 4.47 | -0.52 |
| Jun | 4.63 | 4.74 | -0.11 |
| Jul | 4.66 | 5.46 | -0.80 |
| Aug | 3.93 | 3.90 | 0.03 |
| Sep | 3.88 | 4.05 | -0.17 |
| Oct | 3.06 | 3.14 | -0.08 |
| Nov | 4.50 | 4.25 | 0.25 |
| Dec | 5.43 | 5.62 | -0.19 |
53.96 | 55.97 | -2.01 |