| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.19 | 2.17 | 0.02 |
| Feb | 1.98 | 2.04 | -0.06 |
| Mar | 2.75 | 2.70 | 0.05 |
| Apr | 3.92 | 3.93 | -0.01 |
| May | 4.47 | 4.36 | 0.11 |
| Jun | 4.28 | 4.30 | -0.02 |
| Jul | 4.08 | 4.21 | -0.13 |
| Aug | 3.36 | 3.31 | 0.05 |
| Sep | 3.11 | 2.98 | 0.13 |
| Oct | 3.28 | 3.29 | -0.01 |
| Nov | 2.98 | 2.86 | 0.12 |
| Dec | 2.26 | 2.23 | 0.03 |
38.66 | 38.38 | 0.28 |