| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.70 | 2.81 | -0.11 |
| Feb | 2.24 | 2.33 | -0.09 |
| Mar | 3.15 | 3.15 | 0.00 |
| Apr | 4.81 | 4.68 | 0.13 |
| May | 4.75 | 4.80 | -0.05 |
| Jun | 4.90 | 4.92 | -0.02 |
| Jul | 4.10 | 4.14 | -0.04 |
| Aug | 3.23 | 3.08 | 0.15 |
| Sep | 2.95 | 2.96 | -0.01 |
| Oct | 3.50 | 3.52 | -0.02 |
| Nov | 3.68 | 3.60 | 0.08 |
| Dec | 2.60 | 2.71 | -0.11 |
42.61 | 42.70 | -0.09 |