| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.91 | 4.78 | 0.13 |
| Feb | 5.03 | 5.11 | -0.08 |
| Mar | 5.05 | 5.02 | 0.03 |
| Apr | 4.56 | 4.48 | 0.08 |
| May | 3.30 | 3.25 | 0.05 |
| Jun | 5.05 | 4.86 | 0.19 |
| Jul | 5.88 | 6.09 | -0.21 |
| Aug | 5.23 | 5.24 | -0.01 |
| Sep | 4.50 | 4.13 | 0.37 |
| Oct | 3.22 | 2.99 | 0.23 |
| Nov | 3.84 | 3.77 | 0.07 |
| Dec | 5.26 | 5.14 | 0.12 |
55.83 | 54.86 | 0.97 |