| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.77 | 0.85 | -0.08 |
| Feb | 1.21 | 1.34 | -0.13 |
| Mar | 2.33 | 2.43 | -0.10 |
| Apr | 3.21 | 3.21 | 0.00 |
| May | 5.15 | 5.46 | -0.31 |
| Jun | 5.11 | 5.19 | -0.08 |
| Jul | 4.14 | 3.84 | 0.30 |
| Aug | 3.93 | 3.90 | 0.03 |
| Sep | 2.82 | 2.95 | -0.13 |
| Oct | 3.06 | 3.02 | 0.04 |
| Nov | 1.74 | 1.72 | 0.02 |
| Dec | 1.26 | 1.29 | -0.03 |
34.73 | 35.20 | -0.47 |