| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.60 | 2.77 | -0.17 |
| Feb | 2.21 | 2.24 | -0.03 |
| Mar | 2.34 | 2.37 | -0.03 |
| Apr | 3.55 | 3.48 | 0.07 |
| May | 4.10 | 4.15 | -0.05 |
| Jun | 4.15 | 4.10 | 0.05 |
| Jul | 3.92 | 3.90 | 0.02 |
| Aug | 4.03 | 3.98 | 0.05 |
| Sep | 3.36 | 3.33 | 0.03 |
| Oct | 3.58 | 3.61 | -0.03 |
| Nov | 2.86 | 2.86 | 0.00 |
| Dec | 2.50 | 2.47 | 0.03 |
39.20 | 39.26 | -0.06 |