| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.20 | 1.16 | 0.04 |
| Feb | 1.38 | 1.45 | -0.07 |
| Mar | 2.01 | 1.99 | 0.02 |
| Apr | 1.87 | 1.80 | 0.07 |
| May | 3.31 | 3.23 | 0.08 |
| Jun | 2.99 | 3.02 | -0.03 |
| Jul | 1.72 | 1.71 | 0.01 |
| Aug | 2.38 | 2.34 | 0.04 |
| Sep | 2.91 | 2.92 | -0.01 |
| Oct | 2.74 | 2.62 | 0.12 |
| Nov | 1.62 | 1.66 | -0.04 |
| Dec | 1.22 | 1.18 | 0.04 |
25.35 | 25.08 | 0.27 |