| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.05 | 3.14 | -0.09 |
| Feb | 2.86 | 3.01 | -0.15 |
| Mar | 4.15 | 4.21 | -0.06 |
| Apr | 5.22 | 5.23 | -0.01 |
| May | 5.14 | 5.10 | 0.04 |
| Jun | 4.43 | 4.41 | 0.02 |
| Jul | 3.80 | 3.76 | 0.04 |
| Aug | 3.20 | 3.05 | 0.15 |
| Sep | 3.24 | 3.14 | 0.10 |
| Oct | 3.48 | 3.54 | -0.06 |
| Nov | 4.12 | 4.09 | 0.03 |
| Dec | 3.31 | 3.46 | -0.15 |
46.00 | 46.14 | -0.14 |