| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.64 | 2.66 | -0.02 |
| Feb | 2.88 | 2.83 | 0.05 |
| Mar | 3.76 | 3.70 | 0.06 |
| Apr | 3.53 | 3.42 | 0.11 |
| May | 4.71 | 4.79 | -0.08 |
| Jun | 3.75 | 3.80 | -0.05 |
| Jul | 2.08 | 2.10 | -0.02 |
| Aug | 2.32 | 2.28 | 0.04 |
| Sep | 3.06 | 3.15 | -0.09 |
| Oct | 4.78 | 4.63 | 0.15 |
| Nov | 3.13 | 3.16 | -0.03 |
| Dec | 3.31 | 3.42 | -0.11 |
39.95 | 39.94 | 0.01 |