| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.77 | 0.69 | 0.08 |
| Feb | 0.74 | 0.67 | 0.07 |
| Mar | 1.63 | 1.74 | -0.11 |
| Apr | 2.54 | 2.69 | -0.15 |
| May | 2.42 | 2.54 | -0.12 |
| Jun | 2.02 | 1.93 | 0.09 |
| Jul | 3.18 | 2.77 | 0.41 |
| Aug | 2.70 | 3.35 | -0.65 |
| Sep | 1.56 | 1.88 | -0.32 |
| Oct | 1.25 | 1.24 | 0.01 |
| Nov | 0.98 | 0.96 | 0.02 |
| Dec | 0.85 | 0.70 | 0.15 |
20.64 | 21.16 | -0.52 |