| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.27 | 1.28 | -0.01 |
| Feb | 1.50 | 1.48 | 0.02 |
| Mar | 2.26 | 2.17 | 0.09 |
| Apr | 2.60 | 2.62 | -0.02 |
| May | 4.02 | 3.90 | 0.12 |
| Jun | 3.62 | 3.57 | 0.05 |
| Jul | 2.43 | 2.25 | 0.18 |
| Aug | 2.34 | 2.25 | 0.09 |
| Sep | 3.03 | 2.86 | 0.17 |
| Oct | 3.08 | 3.06 | 0.02 |
| Nov | 1.86 | 1.87 | -0.01 |
| Dec | 1.57 | 1.61 | -0.04 |
29.58 | 28.92 | 0.66 |