| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.51 | 0.44 | 0.07 |
| Feb | 0.43 | 0.38 | 0.05 |
| Mar | 0.92 | 0.96 | -0.04 |
| Apr | 1.43 | 1.38 | 0.05 |
| May | 2.03 | 1.80 | 0.23 |
| Jun | 1.93 | 2.01 | -0.08 |
| Jul | 2.73 | 2.88 | -0.15 |
| Aug | 2.72 | 2.80 | -0.08 |
| Sep | 1.25 | 1.35 | -0.10 |
| Oct | 1.18 | 1.08 | 0.10 |
| Nov | 0.61 | 0.57 | 0.04 |
| Dec | 0.52 | 0.58 | -0.06 |
16.26 | 16.23 | 0.03 |