| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.61 | 0.74 | -0.13 |
| Feb | 0.81 | 0.88 | -0.07 |
| Mar | 1.67 | 1.93 | -0.26 |
| Apr | 2.43 | 2.64 | -0.21 |
| May | 2.37 | 2.71 | -0.34 |
| Jun | 1.78 | 2.00 | -0.22 |
| Jul | 2.34 | 3.10 | -0.76 |
| Aug | 2.39 | 2.65 | -0.26 |
| Sep | 1.59 | 1.92 | -0.33 |
| Oct | 1.19 | 1.38 | -0.19 |
| Nov | 0.86 | 0.93 | -0.07 |
| Dec | 0.62 | 0.76 | -0.14 |
18.66 | 21.64 | -2.98 |