| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.12 | 3.12 | 0.00 |
| Feb | 2.98 | 2.84 | 0.14 |
| Mar | 3.96 | 3.60 | 0.36 |
| Apr | 3.93 | 3.88 | 0.05 |
| May | 4.19 | 4.29 | -0.10 |
| Jun | 4.28 | 4.34 | -0.06 |
| Jul | 4.34 | 4.37 | -0.03 |
| Aug | 3.36 | 3.32 | 0.04 |
| Sep | 3.47 | 3.19 | 0.28 |
| Oct | 3.05 | 3.01 | 0.04 |
| Nov | 2.88 | 2.76 | 0.12 |
| Dec | 3.18 | 3.30 | -0.12 |
42.74 | 42.02 | 0.72 |