| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.62 | 0.66 | -0.04 |
| Feb | 0.74 | 0.80 | -0.06 |
| Mar | 1.41 | 1.43 | -0.02 |
| Apr | 2.62 | 2.65 | -0.03 |
| May | 3.53 | 3.63 | -0.10 |
| Jun | 4.89 | 4.92 | -0.03 |
| Jul | 3.84 | 3.54 | 0.30 |
| Aug | 4.21 | 3.98 | 0.23 |
| Sep | 2.96 | 3.04 | -0.08 |
| Oct | 2.38 | 2.33 | 0.05 |
| Nov | 1.24 | 1.25 | -0.01 |
| Dec | 0.88 | 0.96 | -0.08 |
29.32 | 29.19 | 0.13 |