| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.79 | 1.84 | -0.05 |
| Feb | 1.72 | 1.76 | -0.04 |
| Mar | 2.15 | 2.18 | -0.03 |
| Apr | 2.76 | 2.75 | 0.01 |
| May | 2.56 | 2.34 | 0.22 |
| Jun | 1.16 | 1.17 | -0.01 |
| Jul | 0.63 | 0.63 | 0.00 |
| Aug | 0.79 | 0.71 | 0.08 |
| Sep | 1.45 | 1.20 | 0.25 |
| Oct | 1.89 | 1.70 | 0.19 |
| Nov | 1.61 | 1.77 | -0.16 |
| Dec | 1.78 | 1.75 | 0.03 |
20.29 | 19.80 | 0.49 |