| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.28 | 1.28 | 0.00 |
| Feb | 1.22 | 1.23 | -0.01 |
| Mar | 2.05 | 1.96 | 0.09 |
| Apr | 3.70 | 3.73 | -0.03 |
| May | 4.26 | 4.19 | 0.07 |
| Jun | 5.01 | 5.02 | -0.01 |
| Jul | 4.08 | 4.18 | -0.10 |
| Aug | 4.12 | 4.07 | 0.05 |
| Sep | 3.52 | 3.50 | 0.02 |
| Oct | 2.84 | 2.75 | 0.09 |
| Nov | 2.02 | 1.99 | 0.03 |
| Dec | 1.60 | 1.62 | -0.02 |
35.70 | 35.52 | 0.18 |