| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.23 | 1.34 | -0.11 |
| Feb | 1.05 | 1.13 | -0.08 |
| Mar | 1.80 | 1.82 | -0.02 |
| Apr | 3.10 | 3.18 | -0.08 |
| May | 3.83 | 3.84 | -0.01 |
| Jun | 4.63 | 4.77 | -0.14 |
| Jul | 3.74 | 3.66 | 0.08 |
| Aug | 3.40 | 3.40 | 0.00 |
| Sep | 3.17 | 3.00 | 0.17 |
| Oct | 2.84 | 2.81 | 0.03 |
| Nov | 1.93 | 1.96 | -0.03 |
| Dec | 1.44 | 1.59 | -0.15 |
32.16 | 32.50 | -0.34 |