| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.67 | 2.66 | 0.01 |
| Feb | 2.59 | 2.55 | 0.04 |
| Mar | 3.31 | 3.36 | -0.05 |
| Apr | 3.07 | 3.08 | -0.01 |
| May | 4.62 | 4.56 | 0.06 |
| Jun | 3.66 | 3.51 | 0.15 |
| Jul | 1.95 | 1.83 | 0.12 |
| Aug | 2.42 | 2.36 | 0.06 |
| Sep | 3.17 | 3.06 | 0.11 |
| Oct | 4.13 | 4.16 | -0.03 |
| Nov | 2.87 | 2.90 | -0.03 |
| Dec | 2.88 | 2.88 | 0.00 |
37.34 | 36.91 | 0.43 |