| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.46 | 3.41 | 0.05 |
| Feb | 2.99 | 2.82 | 0.17 |
| Mar | 3.15 | 3.28 | -0.13 |
| Apr | 3.34 | 3.32 | 0.02 |
| May | 5.14 | 4.70 | 0.44 |
| Jun | 4.14 | 4.44 | -0.30 |
| Jul | 2.42 | 2.25 | 0.17 |
| Aug | 3.28 | 2.93 | 0.35 |
| Sep | 3.77 | 3.69 | 0.08 |
| Oct | 4.62 | 4.67 | -0.05 |
| Nov | 4.16 | 3.95 | 0.21 |
| Dec | 3.59 | 3.57 | 0.02 |
44.06 | 43.03 | 1.03 |