| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.76 | 1.74 | 0.02 |
| Feb | 1.87 | 1.90 | -0.03 |
| Mar | 3.33 | 3.33 | 0.00 |
| Apr | 4.50 | 4.37 | 0.13 |
| May | 6.13 | 5.79 | 0.34 |
| Jun | 4.81 | 4.81 | 0.00 |
| Jul | 3.61 | 3.83 | -0.22 |
| Aug | 3.56 | 3.37 | 0.19 |
| Sep | 3.96 | 3.84 | 0.12 |
| Oct | 3.76 | 3.54 | 0.22 |
| Nov | 2.99 | 3.19 | -0.20 |
| Dec | 2.47 | 2.53 | -0.06 |
42.75 | 42.24 | 0.51 |