| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.51 | 0.59 | -0.08 |
| Feb | 0.50 | 0.56 | -0.06 |
| Mar | 0.88 | 0.88 | 0.00 |
| Apr | 1.33 | 1.17 | 0.16 |
| May | 2.86 | 2.82 | 0.04 |
| Jun | 3.99 | 3.87 | 0.12 |
| Jul | 3.54 | 3.48 | 0.06 |
| Aug | 2.68 | 2.89 | -0.21 |
| Sep | 2.55 | 2.46 | 0.09 |
| Oct | 1.95 | 1.93 | 0.02 |
| Nov | 0.85 | 0.80 | 0.05 |
| Dec | 0.70 | 0.77 | -0.07 |
22.34 | 22.22 | 0.12 |