Saint John 21 December Weather

Altitude - 4m | 49°15′0″N,2°8′24″W | map (OSM)

Saint John

°F

3 pmRain Shower5mphNW

Fri, December 12, 20253:50 PM (GMT +00:00)

Climatic norm in Saint John Dec 21

43°
45°
48°

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	48°	48°	48°	48°	49°	49°	48°	48°
wind	15mph	15mph	14mph	14mph	14mph	14mph	12mph	11mph
pressure in	29.95	29.94	29.92	29.93	29.93	29.92	29.92	29.92

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

temperature °F	50°	49°	50°	51°	52°	53°	54°	52°
wind	15mph	13mph	14mph	20mph	24mph	26mph	27mph	25mph
pressure in	30.14	30.15	30.15	30.14	30.09	30.05	30.01	29.97

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

temperature °F	52°	52°	52°	53°	53°	53°	53°	53°
wind	22mph	23mph	24mph	26mph	28mph	28mph	26mph	26mph
pressure in	30.11	30.08	30.06	30.06	30.06	30.04	30.07	30.12

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

temperature °F	48°	48°	48°	49°	51°	51°	50°	51°
wind	12mph	14mph	16mph	14mph	13mph	10mph	10mph	21mph
pressure in	29.87	29.86	29.84	29.81	29.77	29.72	29.69	29.67

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

temperature °F	39°	38°	37°	38°	40°	41°	39°	38°
wind	14mph	13mph	13mph	13mph	13mph	12mph	12mph	12mph
pressure in	30.24	30.22	30.21	30.21	30.19	30.18	30.17	30.17

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

temperature °F	49°	50°	51°	54°	55°	54°	54°	54°
wind	19mph	23mph	24mph	20mph	22mph	21mph	23mph	23mph
pressure in	29.95	29.85	29.76	29.76	29.79	29.81	29.84	29.87

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

temperature °F	47°	48°	48°	49°	49°	48°	50°	48°
wind	18mph	20mph	22mph	21mph	20mph	24mph	26mph	20mph
pressure in	29.12	29.10	29.10	29.08	28.97	28.76	28.69	28.71

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

temperature °F	54°	54°	53°	54°	54°	52°	52°	52°
wind	21mph	25mph	27mph	25mph	23mph	18mph	19mph	24mph
pressure in	29.72	29.64	29.66	29.73	29.79	29.83	29.88	29.93

* Saint John 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 Saint John 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.