| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.68 | 0.74 | -0.06 |
| Feb | 0.65 | 0.65 | 0.00 |
| Mar | 0.84 | 0.89 | -0.05 |
| Apr | 1.30 | 1.45 | -0.15 |
| May | 2.84 | 3.00 | -0.16 |
| Jun | 4.06 | 4.18 | -0.12 |
| Jul | 3.58 | 3.77 | -0.19 |
| Aug | 3.35 | 3.25 | 0.10 |
| Sep | 3.09 | 3.22 | -0.13 |
| Oct | 2.26 | 2.32 | -0.06 |
| Nov | 1.10 | 1.14 | -0.04 |
| Dec | 0.78 | 0.89 | -0.11 |
24.53 | 25.50 | -0.97 |