Detailed local forecast

48-Hour Forecast for Saint John, Canada

Hourly temperature, rain, wind, humidity, UV index, visibility, and atmospheric conditions for the next 48 hours.

Last updated Sep 6, 12:12 PM -03:00

Temperature Range 50°F – 71°F Next 48 hours

Feels Like 49°F – 70°F Apparent range

Precipitation 100% 0.19 in total

Humidity 72% 48-hour average

Pressure 29.85 inHg Current

Wind 16.1 mph N Gusts to 32.9 mph

Dew Point 53°F Current

Visibility 6.2 mi Current

Cloud Cover 100% Current

UV Index 5 moderate 48-hour peak

Sunrise 6:51 AM Local time

Sunset 7:52 PM UTC-03:00 UTC-03:00

Local time in Saint John

48-Hour Hourly Forecast

Scroll horizontally to compare every hour

Forecast	Today — Sun, Sep 6												Tomorrow — Mon, Sep 7																								Tuesday — Tue, Sep 8
Time	Now	1 PM	2 PM	3 PM	4 PM	5 PM	6 PM	7 PM	8 PM	9 PM	10 PM	11 PM	12 AM	1 AM	2 AM	3 AM	4 AM	5 AM	6 AM	7 AM	8 AM	9 AM	10 AM	11 AM	12 PM	1 PM	2 PM	3 PM	4 PM	5 PM	6 PM	7 PM	8 PM	9 PM	10 PM	11 PM	12 AM	1 AM	2 AM	3 AM	4 AM	5 AM	6 AM	7 AM	8 AM	9 AM	10 AM	11 AM
Weather
Temperature °F	53	53	54	54	53	53	53	52	52	51	50	51	51	51	52	52	52	52	52	52	53	57	61	64	66	68	69	71	68	66	64	63	61	59	59	57	58	55	54	53	53	53	53	57	57	60	61	64
Feels Like °F	52	53	53	53	52	52	52	51	51	50	49	49	50	50	50	50	50	50	51	51	51	55	59	62	64	66	68	70	67	65	63	62	60	58	58	56	57	53	52	52	52	52	52	56	57	59	60	63
Precip %	100%	100%	100%	100%	100%	95%	84%	69%	58%	47%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
Rain in	0.01	0.03	0.09	0.04	0.02	0.01	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
Wind mph	15	14.6	13.9	12.8	10.3	8.5	9.2	8.9	9.8	10.2	9.4	9.5	9.9	9.2	8.9	8.6	8.1	7.4	7.3	6.1	5.4	6.3	6.9	8.3	8.9	9.5	8.5	8.4	9.4	7.4	7.6	6.7	4.4	3.5	2.4	2.7	3.2	3.6	3.2	4.1	3.5	5.4	6.2	8.5	9.1	10.9	12	11.7
Gust mph	32.9	31.4	29.9	27.9	28.4	28	29.1	29.3	29	26.6	26.2	23.9	23.6	23.3	22.9	21.2	20.2	20.6	22	22.1	19.9	17.4	15.5	15.1	15.8	15.1	14.8	16.3	16.8	16.8	18.3	17.3	9.9	4.1	2.2	2.6	3.1	3.6	3.2	4.7	4.7	21.8	26.4	23.2	23.2	21.3	20.1	18
Wind Direction	N	N	N	N	N	N	NNE	N	N	NNW	NNW	NNW	NNW	NNW	NNW	NNW	NNW	NNW	NNW	NW	NW	NW	NNW	NNW	NNW	NNW	NNW	NNW	NNW	NNW	NNW	NNW	NW	NW	WNW	WNW	W	W	W	WNW	WNW	NW	NNW	NW	NW	NW	NNW	NNW
Humidity %	100	97	96	95	93	90	89	88	87	86	84	79	78	77	74	72	72	71	69	69	67	61	51	44	40	40	40	39	47	55	60	63	65	66	66	70	67	76	80	81	82	85	85	80	83	77	66	56
Pressure inHg	29.85	29.85	29.85	29.85	29.85	29.85	29.85	29.85	29.88	29.88	29.88	29.88	29.88	29.85	29.85	29.85	29.85	29.88	29.88	29.88	29.91	29.91	29.91	29.91	29.91	29.88	29.88	29.88	29.88	29.88	29.91	29.94	29.94	29.97	29.97	29.97	29.97	29.97	29.97	29.97	29.97	30.00	30.00	30.00	30.03	30.06	30.06	30.06
Dew Point °F	53	52	52	52	51	48	48	47	46	45	44	43	44	44	43	43	43	43	42	42	42	43	42	41	41	43	44	45	47	49	50	50	49	48	48	47	47	47	47	48	47	48	49	50	52	52	50	48
Cloud Cover %	100	100	100	100	100	100	100	100	100	100	98	97	98	98	99	99	100	100	100	100	100	99	58	36	31	29	33	30	100	100	100	97	99	100	100	95	96	72	57	49	49	26	43	57	66	58	31	16
Visibility mi	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2
UV Index	0.3	0.5	0.6	0.6	0.6	1.4	0.5	0.1	0	0	0	0	0	0	0	0	0	0	0	0	0.2	0.7	1.7	2.4	4	4.8	5	4.2	3	1.7	0.7	0.2	0	0	0	0	0	0	0	0	0	0	0	0	0.2	0.7	1.7	2.9

Best Time Outdoors

Mon, 2 PM

69°F · Rain 0% · Wind 8.5 mph

Rain Window

Sun, 12 PM – 9 PM

Peak chance 100% · 0.19 in

Strongest Winds

Sun, 12 PM

Sustained 15 mph · Gust 32.9 mph · N

Overnight Low

Mon, 12 AM

Low 51°F · Feels like 50°F

Weather Forecast for Saint John, Canada

The next 48 hours in Saint John, Canada currently range from 50°F to 71°F. Rain chances peak at 100%, with 0.19 in of precipitation forecast. The strongest expected wind is 32.9 mph.

What is the weather forecast for Saint John for the next 48 hours?

The next 48 hours in Saint John, Canada currently range from 50°F to 71°F. Rain chances peak at 100%, with 0.19 in of precipitation forecast. The strongest expected wind is 32.9 mph.

Will it rain in Saint John during the next 48 hours?

Rain is possible, with a peak hourly chance of 100% and 0.19 in currently forecast.

What will be the highest temperature in Saint John?

The highest hourly temperature currently forecast is 71°F.

When will winds be strongest in Saint John?

Sustained 15 mph · Gust 32.9 mph · N

Current Conditions

53°F Rain Feels like 52°F

Humidity: 100%
Wind: 16.1 mph N
UV Index: 0.3 low

Location Details

Saint John, Canada

Latitude: 45.2733° N
Longitude: 66.0633° W
Timezone: UTC-03:00 (UTC-03:00)
Units: Imperial

Air Quality

3 Good

Primary pollutant: PM2.5
Concentration: 0.5 µg/m³
OpenWeather AQI: 2 / 5

Weather Alerts

No active alertsNo official weather alerts for Saint John.

View alerts on the weather dashboard