| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.15 | 3.07 | 0.08 |
| Feb | 2.74 | 2.74 | 0.00 |
| Mar | 3.78 | 3.93 | -0.15 |
| Apr | 3.42 | 3.30 | 0.12 |
| May | 4.06 | 4.06 | 0.00 |
| Jun | 4.39 | 4.38 | 0.01 |
| Jul | 4.10 | 4.13 | -0.03 |
| Aug | 4.05 | 3.86 | 0.19 |
| Sep | 4.39 | 4.25 | 0.14 |
| Oct | 3.70 | 3.63 | 0.07 |
| Nov | 3.38 | 3.37 | 0.01 |
| Dec | 3.43 | 3.61 | -0.18 |
44.59 | 44.33 | 0.26 |