| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.70 | 2.65 | 0.05 |
| Feb | 2.30 | 2.30 | 0.00 |
| Mar | 3.37 | 3.23 | 0.14 |
| Apr | 3.48 | 3.75 | -0.27 |
| May | 4.18 | 4.24 | -0.06 |
| Jun | 3.96 | 3.92 | 0.04 |
| Jul | 3.74 | 3.61 | 0.13 |
| Aug | 3.31 | 3.30 | 0.01 |
| Sep | 3.75 | 3.96 | -0.21 |
| Oct | 3.12 | 3.18 | -0.06 |
| Nov | 2.80 | 2.90 | -0.10 |
| Dec | 3.11 | 3.26 | -0.15 |
39.82 | 40.30 | -0.48 |