| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.87 | 0.85 | 0.02 |
| Feb | 0.80 | 0.87 | -0.07 |
| Mar | 1.23 | 1.26 | -0.03 |
| Apr | 1.41 | 1.28 | 0.13 |
| May | 2.50 | 2.29 | 0.21 |
| Jun | 2.72 | 2.57 | 0.15 |
| Jul | 2.18 | 2.45 | -0.27 |
| Aug | 1.87 | 1.43 | 0.44 |
| Sep | 4.52 | 4.42 | 0.10 |
| Oct | 2.18 | 2.24 | -0.06 |
| Nov | 1.31 | 1.26 | 0.05 |
| Dec | 1.02 | 1.08 | -0.06 |
22.61 | 22.00 | 0.61 |