| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.14 | 2.15 | -0.01 |
| Feb | 1.99 | 1.91 | 0.08 |
| Mar | 2.70 | 2.64 | 0.06 |
| Apr | 4.15 | 3.93 | 0.22 |
| May | 4.50 | 4.54 | -0.04 |
| Jun | 4.34 | 4.43 | -0.09 |
| Jul | 3.79 | 3.59 | 0.20 |
| Aug | 3.46 | 3.08 | 0.38 |
| Sep | 3.08 | 3.11 | -0.03 |
| Oct | 3.19 | 3.10 | 0.09 |
| Nov | 2.99 | 2.91 | 0.08 |
| Dec | 2.12 | 2.15 | -0.03 |
38.45 | 37.54 | 0.91 |