| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.24 | 1.26 | -0.02 |
| Feb | 1.20 | 1.19 | 0.01 |
| Mar | 2.04 | 1.99 | 0.05 |
| Apr | 3.90 | 3.91 | -0.01 |
| May | 4.64 | 4.61 | 0.03 |
| Jun | 5.80 | 5.65 | 0.15 |
| Jul | 4.65 | 4.51 | 0.14 |
| Aug | 4.10 | 4.08 | 0.02 |
| Sep | 4.17 | 3.80 | 0.37 |
| Oct | 2.77 | 2.74 | 0.03 |
| Nov | 2.13 | 2.04 | 0.09 |
| Dec | 1.48 | 1.51 | -0.03 |
38.12 | 37.29 | 0.83 |