| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.74 | 0.77 | -0.03 |
| Feb | 1.28 | 1.25 | 0.03 |
| Mar | 2.24 | 2.25 | -0.01 |
| Apr | 3.36 | 3.30 | 0.06 |
| May | 5.28 | 5.10 | 0.18 |
| Jun | 4.88 | 4.68 | 0.20 |
| Jul | 4.29 | 4.39 | -0.10 |
| Aug | 4.07 | 4.10 | -0.03 |
| Sep | 3.16 | 3.16 | 0.00 |
| Oct | 2.59 | 2.53 | 0.06 |
| Nov | 1.72 | 1.74 | -0.02 |
| Dec | 1.29 | 1.27 | 0.02 |
34.90 | 34.54 | 0.36 |