Sylvan Beach, NY 21 December Weather

Altitude - 345m | 42°27′54″N,77°6′29″W | map (OSM)

Sylvan Beach, NY

°F

7 amMostly Cloudy12mphW

Thu, December 11, 20257:36 AM (GMT -05:00)

Sunday Dec 21 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	28°	26°	25°	25°	28°	28°	25°	24°
wind	8mph	8mph	7mph	8mph	9mph	8mph	7mph	7mph
pressure in	28.73	28.75	28.79	28.82	28.83	28.87	28.90	28.93

Saturday Dec 21 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	24°	22°	20°	18°	18°	16°	14°	13°
wind	10mph	10mph	10mph	12mph	13mph	12mph	10mph	9mph
pressure in	28.77	28.79	28.84	28.90	28.93	28.95	29.00	29.03

Thursday Dec 21 2023	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	30°	29°	27°	27°	29°	29°	24°	20°
wind	3mph	5mph	7mph	7mph	6mph	6mph	3mph	2mph
pressure in	29.19	29.20	29.23	29.28	29.26	29.22	29.22	29.21

* Sylvan Beach, NY weather for December 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 Sylvan Beach, NY Weather for December 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 December 21 for previous years is presented.