| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.02 | 1.91 | 0.11 |
| Feb | 2.27 | 2.22 | 0.05 |
| Mar | 3.22 | 3.12 | 0.10 |
| Apr | 3.29 | 3.34 | -0.05 |
| May | 5.42 | 5.51 | -0.09 |
| Jun | 4.24 | 4.09 | 0.15 |
| Jul | 2.61 | 2.76 | -0.15 |
| Aug | 2.62 | 2.61 | 0.01 |
| Sep | 3.65 | 3.54 | 0.11 |
| Oct | 4.02 | 3.95 | 0.07 |
| Nov | 2.65 | 2.54 | 0.11 |
| Dec | 2.59 | 2.61 | -0.02 |
38.60 | 38.20 | 0.40 |