St. Helena, CA 15 December Weather

Altitude - 81m | 38°30′18″N,122°28′12″W | map (OSM)

St. Helena, CA

°F

9 amSunny0mphC

Tue, December 2, 20259:29 AM (GMT -08:00)

Climatic norm in St. Helena, CA Dec 15

38°
48°
57°

minimum
average
maximum

Sunday Dec 15 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	41°	38°	37°	41°	50°	54°	47°	44°
wind	1mph	1mph	1mph	1mph	3mph	3mph	2mph	2mph
pressure in	29.98	29.99	30.00	30.03	30.00	29.95	29.94	29.93

Friday Dec 15 2023	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	42°	40°	40°	45°	59°	64°	52°	46°
wind	2mph	4mph	4mph	3mph	5mph	5mph	4mph	3mph
pressure in	29.90	29.90	29.89	29.90	29.87	29.82	29.82	29.81

* St. Helena, CA weather for December 15 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 St. Helena, CA Weather for December 15, as well as compare air temperature with the climate norm for this date. Perhaps you will be interested - for comparison, the actual weather on December 15 for previous years is presented.