| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.26 | 1.25 | 0.01 |
| Feb | 1.65 | 1.78 | -0.13 |
| Mar | 2.03 | 2.18 | -0.15 |
| Apr | 2.07 | 1.86 | 0.21 |
| May | 3.76 | 3.63 | 0.13 |
| Jun | 3.46 | 3.71 | -0.25 |
| Jul | 2.24 | 2.18 | 0.06 |
| Aug | 2.26 | 2.38 | -0.12 |
| Sep | 2.82 | 2.61 | 0.21 |
| Oct | 2.69 | 2.67 | 0.02 |
| Nov | 1.96 | 1.96 | 0.00 |
| Dec | 1.22 | 1.36 | -0.14 |
27.42 | 27.57 | -0.15 |