The Blue Mountains 21 December Weather

Altitude - 409m | 44°28′48″N,80°22′48″W | map (OSM)

The Blue Mountains

°F

11 amCloudy21mphS

Thu, December 18, 202511:38 AM (GMT -05:00)

Climatic norm in The Blue Mountains Dec 21

15°
23°
30°

minimum
average
maximum

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

temperature °F	29°	25°	20°	17°	19°	19°	17°	17°
wind	18mph	19mph	20mph	20mph	21mph	18mph	15mph	12mph
pressure in	28.17	28.22	28.30	28.40	28.48	28.59	28.70	28.80

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

temperature °F	17°	15°	13°	11°	10°	9°	9°	8°
wind	11mph	13mph	13mph	12mph	12mph	12mph	11mph	10mph
pressure in	28.70	28.70	28.74	28.78	28.82	28.80	28.83	28.86

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

temperature °F	31°	27°	25°	23°	23°	25°	21°	19°
wind	8mph	8mph	8mph	10mph	10mph	8mph	7mph	9mph
pressure in	29.00	29.01	29.03	29.07	29.05	29.01	28.99	28.96

Wednesday Dec 21 2022	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	25°	25°	23°	23°	26°	24°	19°	19°
wind	11mph	8mph	8mph	6mph	5mph	3mph	0mph	2mph
pressure in	28.82	28.82	28.85	28.89	28.90	28.89	28.88	28.85

Tuesday Dec 21 2021	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	31°	29°	24°	24°	26°	30°	29°	33°
wind	12mph	9mph	7mph	1mph	2mph	7mph	8mph	10mph
pressure in	28.52	28.56	28.58	28.58	28.52	28.39	28.27	28.13

Monday Dec 21 2020	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	32°	30°	29°	31°	35°	34°	31°	29°
wind	10mph	8mph	6mph	5mph	4mph	2mph	1mph	1mph
pressure in	28.28	28.26	28.25	28.24	28.21	28.18	28.17	28.17

Saturday Dec 21 2019	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	17°	18°	21°	24°	31°	36°	32°	31°
wind	9mph	8mph	9mph	8mph	7mph	9mph	11mph	14mph
pressure in	28.99	28.95	28.91	28.87	28.81	28.77	28.74	28.71

Friday Dec 21 2018	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	35°	33°	35°	35°	34°	33°	31°	28°
wind	4mph	5mph	8mph	9mph	10mph	13mph	16mph	20mph
pressure in	28.16	28.03	27.92	27.89	27.84	27.85	27.87	27.90

* The Blue Mountains 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 The Blue Mountains 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.