| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.69 | 1.69 | 0.00 |
| Feb | 1.74 | 1.70 | 0.04 |
| Mar | 2.40 | 2.26 | 0.14 |
| Apr | 3.60 | 3.55 | 0.05 |
| May | 4.68 | 4.59 | 0.09 |
| Jun | 5.16 | 4.99 | 0.17 |
| Jul | 4.06 | 3.93 | 0.13 |
| Aug | 3.93 | 3.85 | 0.08 |
| Sep | 3.45 | 3.44 | 0.01 |
| Oct | 2.91 | 2.82 | 0.09 |
| Nov | 2.40 | 2.29 | 0.11 |
| Dec | 2.03 | 1.96 | 0.07 |
38.05 | 37.07 | 0.98 |