| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.51 | 2.72 | -0.21 |
| Feb | 2.07 | 2.23 | -0.16 |
| Mar | 2.66 | 2.74 | -0.08 |
| Apr | 3.46 | 3.53 | -0.07 |
| May | 3.63 | 3.62 | 0.01 |
| Jun | 3.80 | 3.63 | 0.17 |
| Jul | 3.59 | 3.59 | 0.00 |
| Aug | 3.52 | 3.51 | 0.01 |
| Sep | 3.58 | 3.54 | 0.04 |
| Oct | 3.28 | 3.28 | 0.00 |
| Nov | 2.89 | 2.93 | -0.04 |
| Dec | 2.60 | 2.77 | -0.17 |
37.59 | 38.09 | -0.50 |