| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.05 | 1.07 | -0.02 |
| Feb | 1.04 | 1.07 | -0.03 |
| Mar | 1.90 | 1.95 | -0.05 |
| Apr | 3.76 | 3.87 | -0.11 |
| May | 4.58 | 4.37 | 0.21 |
| Jun | 5.60 | 5.82 | -0.22 |
| Jul | 4.29 | 4.17 | 0.12 |
| Aug | 4.31 | 4.31 | 0.00 |
| Sep | 3.67 | 3.48 | 0.19 |
| Oct | 2.68 | 2.50 | 0.18 |
| Nov | 1.85 | 1.80 | 0.05 |
| Dec | 1.31 | 1.35 | -0.04 |
36.04 | 35.76 | 0.28 |