| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.18 | 1.16 | 0.02 |
| Feb | 1.39 | 1.53 | -0.14 |
| Mar | 2.59 | 2.66 | -0.07 |
| Apr | 3.88 | 3.98 | -0.10 |
| May | 5.31 | 5.16 | 0.15 |
| Jun | 4.88 | 5.01 | -0.13 |
| Jul | 3.88 | 3.95 | -0.07 |
| Aug | 3.67 | 3.56 | 0.11 |
| Sep | 3.04 | 2.98 | 0.06 |
| Oct | 3.26 | 3.35 | -0.09 |
| Nov | 1.91 | 1.88 | 0.03 |
| Dec | 1.50 | 1.65 | -0.15 |
36.49 | 36.87 | -0.38 |