| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.03 | 3.22 | -0.19 |
| Feb | 2.57 | 2.59 | -0.02 |
| Mar | 3.23 | 3.26 | -0.03 |
| Apr | 3.54 | 3.50 | 0.04 |
| May | 4.05 | 4.06 | -0.01 |
| Jun | 4.13 | 4.34 | -0.21 |
| Jul | 4.24 | 4.03 | 0.21 |
| Aug | 3.65 | 3.49 | 0.16 |
| Sep | 3.48 | 3.51 | -0.03 |
| Oct | 3.14 | 3.03 | 0.11 |
| Nov | 2.86 | 3.03 | -0.17 |
| Dec | 3.00 | 3.16 | -0.16 |
40.92 | 41.22 | -0.30 |