| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.53 | 3.80 | -0.27 |
| Feb | 3.58 | 3.55 | 0.03 |
| Mar | 4.67 | 4.67 | 0.00 |
| Apr | 5.10 | 5.15 | -0.05 |
| May | 5.13 | 5.12 | 0.01 |
| Jun | 4.19 | 4.42 | -0.23 |
| Jul | 4.17 | 3.88 | 0.29 |
| Aug | 3.04 | 2.67 | 0.37 |
| Sep | 3.24 | 3.37 | -0.13 |
| Oct | 3.92 | 3.83 | 0.09 |
| Nov | 4.45 | 4.13 | 0.32 |
| Dec | 4.06 | 4.16 | -0.10 |
49.08 | 48.75 | 0.33 |