| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.24 | 2.23 | 0.01 |
| Feb | 1.92 | 2.01 | -0.09 |
| Mar | 2.58 | 2.68 | -0.10 |
| Apr | 4.00 | 3.87 | 0.13 |
| May | 4.42 | 4.43 | -0.01 |
| Jun | 4.50 | 4.50 | 0.00 |
| Jul | 4.25 | 4.09 | 0.16 |
| Aug | 3.43 | 3.31 | 0.12 |
| Sep | 3.15 | 3.15 | 0.00 |
| Oct | 3.23 | 3.21 | 0.02 |
| Nov | 3.06 | 3.00 | 0.06 |
| Dec | 2.28 | 2.31 | -0.03 |
39.06 | 38.79 | 0.27 |