| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.20 | 3.36 | -0.16 |
| Feb | 3.61 | 3.80 | -0.19 |
| Mar | 2.19 | 2.37 | -0.18 |
| Apr | 0.64 | 0.68 | -0.04 |
| May | 0.21 | 0.33 | -0.12 |
| Jun | 0.04 | 0.08 | -0.04 |
| Jul | 0.03 | 0.04 | -0.01 |
| Aug | 0.00 | 0.01 | -0.01 |
| Sep | 0.07 | 0.12 | -0.05 |
| Oct | 0.50 | 0.53 | -0.03 |
| Nov | 0.84 | 0.76 | 0.08 |
| Dec | 2.40 | 2.27 | 0.13 |
13.73 | 14.35 | -0.62 |