| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.80 | 2.83 | -0.03 |
| Feb | 1.88 | 1.97 | -0.09 |
| Mar | 2.75 | 2.91 | -0.16 |
| Apr | 2.19 | 2.39 | -0.20 |
| May | 3.70 | 3.88 | -0.18 |
| Jun | 4.07 | 4.33 | -0.26 |
| Jul | 3.33 | 3.65 | -0.32 |
| Aug | 3.41 | 3.56 | -0.15 |
| Sep | 5.11 | 5.33 | -0.22 |
| Oct | 3.96 | 4.00 | -0.04 |
| Nov | 2.92 | 3.27 | -0.35 |
| Dec | 2.60 | 2.59 | 0.01 |
38.72 | 40.71 | -1.99 |