| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.48 | 2.82 | -0.34 |
| Feb | 1.99 | 2.22 | -0.23 |
| Mar | 2.30 | 2.41 | -0.11 |
| Apr | 3.74 | 3.74 | 0.00 |
| May | 3.80 | 3.98 | -0.18 |
| Jun | 3.58 | 3.59 | -0.01 |
| Jul | 3.25 | 3.23 | 0.02 |
| Aug | 3.29 | 3.38 | -0.09 |
| Sep | 3.14 | 3.17 | -0.03 |
| Oct | 3.90 | 3.88 | 0.02 |
| Nov | 3.03 | 3.20 | -0.17 |
| Dec | 2.44 | 2.72 | -0.28 |
36.94 | 38.34 | -1.40 |