| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.26 | 0.30 | -0.04 |
| Feb | 0.29 | 0.34 | -0.05 |
| Mar | 0.64 | 0.85 | -0.21 |
| Apr | 1.47 | 1.61 | -0.14 |
| May | 2.26 | 2.47 | -0.21 |
| Jun | 1.76 | 1.63 | 0.13 |
| Jul | 1.76 | 1.70 | 0.06 |
| Aug | 1.61 | 1.33 | 0.28 |
| Sep | 1.22 | 1.12 | 0.10 |
| Oct | 1.05 | 1.04 | 0.01 |
| Nov | 0.53 | 0.54 | -0.01 |
| Dec | 0.27 | 0.35 | -0.08 |
13.12 | 13.28 | -0.16 |