| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.11 | 2.19 | -0.08 |
| Feb | 1.85 | 1.99 | -0.14 |
| Mar | 2.37 | 2.37 | 0.00 |
| Apr | 3.82 | 3.84 | -0.02 |
| May | 4.43 | 4.50 | -0.07 |
| Jun | 4.33 | 4.27 | 0.06 |
| Jul | 3.80 | 4.01 | -0.21 |
| Aug | 4.02 | 4.04 | -0.02 |
| Sep | 3.30 | 3.27 | 0.03 |
| Oct | 3.47 | 3.46 | 0.01 |
| Nov | 2.61 | 2.63 | -0.02 |
| Dec | 2.13 | 2.27 | -0.14 |
38.24 | 38.84 | -0.60 |