| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.54 | 2.50 | 0.04 |
| Feb | 2.87 | 2.88 | -0.01 |
| Mar | 1.80 | 1.75 | 0.05 |
| Apr | 0.77 | 0.78 | -0.01 |
| May | 0.40 | 0.40 | 0.00 |
| Jun | 0.06 | 0.06 | 0.00 |
| Jul | 0.11 | 0.18 | -0.07 |
| Aug | 0.08 | 0.14 | -0.06 |
| Sep | 0.25 | 0.27 | -0.02 |
| Oct | 0.48 | 0.55 | -0.07 |
| Nov | 0.83 | 0.76 | 0.07 |
| Dec | 1.82 | 1.79 | 0.03 |
12.01 | 12.06 | -0.05 |