| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.31 | 3.22 | 0.09 |
| Feb | 2.65 | 2.76 | -0.11 |
| Mar | 3.23 | 3.09 | 0.14 |
| Apr | 3.31 | 3.27 | 0.04 |
| May | 4.88 | 4.65 | 0.23 |
| Jun | 4.06 | 3.84 | 0.22 |
| Jul | 2.30 | 2.06 | 0.24 |
| Aug | 3.36 | 3.08 | 0.28 |
| Sep | 3.54 | 3.44 | 0.10 |
| Oct | 4.68 | 4.34 | 0.34 |
| Nov | 3.71 | 3.57 | 0.14 |
| Dec | 3.26 | 3.21 | 0.05 |
42.29 | 40.53 | 1.76 |