| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.07 | 3.04 | 0.03 |
| Feb | 2.37 | 2.37 | 0.00 |
| Mar | 3.42 | 3.36 | 0.06 |
| Apr | 4.30 | 4.12 | 0.18 |
| May | 4.70 | 4.52 | 0.18 |
| Jun | 4.47 | 4.45 | 0.02 |
| Jul | 4.31 | 4.27 | 0.04 |
| Aug | 3.18 | 3.18 | 0.00 |
| Sep | 3.23 | 3.07 | 0.16 |
| Oct | 2.86 | 2.85 | 0.01 |
| Nov | 3.14 | 2.94 | 0.20 |
| Dec | 3.04 | 3.00 | 0.04 |
42.09 | 41.17 | 0.92 |