| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.78 | 2.68 | 0.10 |
| Feb | 2.91 | 2.93 | -0.02 |
| Mar | 4.25 | 4.26 | -0.01 |
| Apr | 5.01 | 5.14 | -0.13 |
| May | 5.60 | 5.70 | -0.10 |
| Jun | 3.89 | 4.08 | -0.19 |
| Jul | 4.09 | 4.24 | -0.15 |
| Aug | 3.67 | 3.74 | -0.07 |
| Sep | 3.87 | 3.79 | 0.08 |
| Oct | 3.53 | 3.73 | -0.20 |
| Nov | 4.25 | 4.15 | 0.10 |
| Dec | 3.06 | 3.14 | -0.08 |
46.91 | 47.58 | -0.67 |