| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.49 | 1.43 | 0.06 |
| Feb | 1.62 | 1.53 | 0.09 |
| Mar | 2.27 | 2.22 | 0.05 |
| Apr | 2.19 | 2.16 | 0.03 |
| May | 3.87 | 4.14 | -0.27 |
| Jun | 3.01 | 2.96 | 0.05 |
| Jul | 2.00 | 1.94 | 0.06 |
| Aug | 2.26 | 2.16 | 0.10 |
| Sep | 3.24 | 3.07 | 0.17 |
| Oct | 2.91 | 2.93 | -0.02 |
| Nov | 1.88 | 1.91 | -0.03 |
| Dec | 1.50 | 1.61 | -0.11 |
28.24 | 28.06 | 0.18 |