Group Camping

Best time to visit Group Camping

Best months: June–September. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.

1. Jan

   46° / 32°

   20 wet

2. Feb

   49° / 31°

   17 wet

3. Mar

   54° / 33°

   19 wet

4. Apr

   59° / 36°

   17 wet

5. May

   66° / 40°

   13 wet

6. Jun

   70° / 44°

   9 wet

7. Jul

   77° / 47°

   4 wet

8. Aug

   78° / 47°

   4 wet

9. Sep

   73° / 43°

   8 wet

10. Oct

    61° / 38°

    15 wet

11. Nov

    51° / 34°

    19 wet

12. Dec

    44° / 31°

    20 wet

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Vernonia #2, OR, 7.8 mi away at 625 ft. The station sits about 500 ft lower than this place, so expect it a little cooler here. Source: NOAA NCEI U.S. Climate Normals 1991–2020.