| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.67 | 0.70 | -0.03 |
| Feb | 0.66 | 0.62 | 0.04 |
| Mar | 1.07 | 1.15 | -0.08 |
| Apr | 1.31 | 1.30 | 0.01 |
| May | 2.74 | 2.55 | 0.19 |
| Jun | 2.62 | 2.55 | 0.07 |
| Jul | 2.07 | 2.07 | 0.00 |
| Aug | 1.92 | 1.84 | 0.08 |
| Sep | 2.55 | 2.47 | 0.08 |
| Oct | 1.50 | 1.55 | -0.05 |
| Nov | 0.78 | 0.81 | -0.03 |
| Dec | 0.76 | 0.81 | -0.05 |
18.65 | 18.42 | 0.23 |