| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.62 | 1.38 | 0.24 |
| Feb | 1.63 | 1.43 | 0.20 |
| Mar | 2.13 | 2.00 | 0.13 |
| Apr | 3.30 | 2.84 | 0.46 |
| May | 3.26 | 3.26 | 0.00 |
| Jun | 1.61 | 1.96 | -0.35 |
| Jul | 1.06 | 1.04 | 0.02 |
| Aug | 0.91 | 0.87 | 0.04 |
| Sep | 1.48 | 1.44 | 0.04 |
| Oct | 2.22 | 2.06 | 0.16 |
| Nov | 1.60 | 1.55 | 0.05 |
| Dec | 1.75 | 1.45 | 0.30 |
22.57 | 21.28 | 1.29 |