| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.16 | 4.43 | 0.73 |
| Feb | 5.00 | 4.65 | 0.35 |
| Mar | 3.89 | 3.45 | 0.44 |
| Apr | 1.75 | 1.78 | -0.03 |
| May | 0.81 | 0.76 | 0.05 |
| Jun | 0.16 | 0.18 | -0.02 |
| Jul | 0.00 | 0.01 | -0.01 |
| Aug | 0.03 | 0.05 | -0.02 |
| Sep | 0.09 | 0.10 | -0.01 |
| Oct | 1.17 | 1.04 | 0.13 |
| Nov | 2.79 | 2.52 | 0.27 |
| Dec | 5.35 | 4.63 | 0.72 |
26.20 | 23.60 | 2.60 |