| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.76 | 0.77 | -0.01 |
| Feb | 1.04 | 1.11 | -0.07 |
| Mar | 1.83 | 1.92 | -0.09 |
| Apr | 2.60 | 2.65 | -0.05 |
| May | 4.97 | 4.94 | 0.03 |
| Jun | 4.00 | 3.98 | 0.02 |
| Jul | 3.87 | 3.90 | -0.03 |
| Aug | 3.73 | 3.72 | 0.01 |
| Sep | 2.65 | 2.67 | -0.02 |
| Oct | 2.19 | 2.25 | -0.06 |
| Nov | 1.22 | 1.32 | -0.10 |
| Dec | 1.13 | 1.12 | 0.01 |
29.99 | 30.35 | -0.36 |