| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.18 | 2.07 | 0.11 |
| Feb | 1.83 | 1.84 | -0.01 |
| Mar | 2.65 | 2.73 | -0.08 |
| Apr | 3.25 | 3.25 | 0.00 |
| May | 3.18 | 3.09 | 0.09 |
| Jun | 4.02 | 3.92 | 0.10 |
| Jul | 3.68 | 3.69 | -0.01 |
| Aug | 3.65 | 3.53 | 0.12 |
| Sep | 3.98 | 3.77 | 0.21 |
| Oct | 3.60 | 3.45 | 0.15 |
| Nov | 2.61 | 2.62 | -0.01 |
| Dec | 2.56 | 2.50 | 0.06 |
37.19 | 36.46 | 0.73 |