| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.06 | 3.07 | -0.01 |
| Feb | 2.96 | 3.04 | -0.08 |
| Mar | 3.83 | 3.69 | 0.14 |
| Apr | 3.78 | 3.78 | 0.00 |
| May | 3.52 | 3.48 | 0.04 |
| Jun | 4.08 | 3.93 | 0.15 |
| Jul | 3.65 | 3.42 | 0.23 |
| Aug | 3.66 | 3.50 | 0.16 |
| Sep | 3.94 | 3.59 | 0.35 |
| Oct | 4.50 | 4.53 | -0.03 |
| Nov | 3.60 | 3.57 | 0.03 |
| Dec | 3.94 | 4.13 | -0.19 |
44.52 | 43.73 | 0.79 |