| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.48 | 3.48 | 0.00 |
| Feb | 2.96 | 2.85 | 0.11 |
| Mar | 3.27 | 3.40 | -0.13 |
| Apr | 2.91 | 3.14 | -0.23 |
| May | 4.82 | 4.56 | 0.26 |
| Jun | 3.76 | 4.02 | -0.26 |
| Jul | 2.14 | 2.09 | 0.05 |
| Aug | 2.90 | 3.09 | -0.19 |
| Sep | 3.58 | 3.64 | -0.06 |
| Oct | 4.62 | 4.56 | 0.06 |
| Nov | 3.78 | 3.75 | 0.03 |
| Dec | 3.80 | 3.76 | 0.04 |
42.02 | 42.34 | -0.32 |