| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.45 | 3.46 | -0.01 |
| Feb | 2.76 | 2.75 | 0.01 |
| Mar | 3.92 | 3.92 | 0.00 |
| Apr | 3.44 | 3.42 | 0.02 |
| May | 4.21 | 4.13 | 0.08 |
| Jun | 4.15 | 4.04 | 0.11 |
| Jul | 4.44 | 4.39 | 0.05 |
| Aug | 4.40 | 4.34 | 0.06 |
| Sep | 4.50 | 4.50 | 0.00 |
| Oct | 3.59 | 3.58 | 0.01 |
| Nov | 3.23 | 3.25 | -0.02 |
| Dec | 3.69 | 3.69 | 0.00 |
45.78 | 45.47 | 0.31 |