Helena, CA 21 October Weather

Altitude - 499m | 40°46′23″N,123°7′41″W | map (OSM)

Helena, CA

°F

10 amMostly Cloudy1mphW

Sun, October 12, 202510:49 AM (GMT -07:00)

Tuesday Oct 21 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	42°	40°	39°	44°	52°	56°	57°	48°
wind	1mph	1mph	1mph	1mph	2mph	3mph	2mph	1mph
pressure in	28.31	28.31	28.30	28.32	28.33	28.30	28.29	28.33

Monday Oct 21 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	52°	50°	47°	48°	58°	64°	59°	47°
wind	2mph	1mph	1mph	1mph	2mph	5mph	3mph	1mph
pressure in	28.30	28.29	28.31	28.36	28.39	28.38	28.38	28.38

Saturday Oct 21 2023	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	57°	53°	51°	52°	66°	70°	64°	54°
wind	3mph	3mph	3mph	3mph	4mph	4mph	3mph	1mph
pressure in	28.18	28.16	28.15	28.15	28.15	28.12	28.11	28.12

* Helena, CA weather for October 21 is prepared on the basis of GFS data and is intended for personal use in the "as is" (as is) format. You can see on this page Helena, CA Weather for October 21, as well as compare air temperature with the climate norm for this date. Perhaps you will be interested - for comparison, the actual weather on October 21 for previous years is presented.