| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.91 | 2.83 | 0.08 |
| Feb | 2.55 | 2.50 | 0.05 |
| Mar | 3.11 | 3.17 | -0.06 |
| Apr | 3.60 | 3.52 | 0.08 |
| May | 3.77 | 3.62 | 0.15 |
| Jun | 4.53 | 4.59 | -0.06 |
| Jul | 4.30 | 4.36 | -0.06 |
| Aug | 4.00 | 4.11 | -0.11 |
| Sep | 4.06 | 4.08 | -0.02 |
| Oct | 4.34 | 4.31 | 0.03 |
| Nov | 3.42 | 3.48 | -0.06 |
| Dec | 3.45 | 3.32 | 0.13 |
44.04 | 43.89 | 0.15 |