St. Lawrence - St. Lawrence River: Past 24 Hour Conditions

Yarmouth Airport

02:00 AM ADT 18 August 2026

This table is a summary of hourly weather conditions for the past 24 hours.
Please note that these observations might not always be representative of weather conditions over their associated marine area.

Disclaimer

This table is a summary of hourly weather conditions for the past 24 hours.
Please note that these observations might not always be representative of weather conditions over their associated marine area.
Date / Time (ADT)	Wind(knots)	Conditions	Visibility(km)	Pressure(kPa)	Air temp(°C)	Relative humidity(%)	Dew point(°C)	Humidex
18 August 2026
2:00	SSE 4	Light Drizzle	2	101.3	17	99	17	*
1:00	S 6	Cloudy	15	101.3	17	98	16	*
0:00	S 6	Cloudy	15	101.4	18	96	17	*
17 August 2026
23:00	S 10 gusts 16	Cloudy	15	101.4	19	87	16	*
22:00	SSE 4	Mostly Cloudy	15	101.4	19	85	17	*
21:00	SSE 6	Cloudy	15	101.4	19	84	16	*
20:00	S 9	Mostly Cloudy	24	101.4	19	82	16	*
19:00	S 12	Mostly Cloudy	24	101.4	19	84	16	*
18:00	S 12 gusts 18	Mostly Cloudy	24	101.4	20	83	17	*
17:00	S 13 gusts 19	Mostly Cloudy	24	101.5	20	79	16	25
16:00	SSW 12 gusts 18	Mostly Cloudy	24	101.5	20	78	16	25
15:00	S 13	Mostly Cloudy	24	101.5	20	79	16	25
14:00	SSW 11 gusts 16	Mostly Cloudy	24	101.5	20	76	16	25
13:00	SSW 12 gusts 18	Mostly Cloudy	24	101.6	21	69	15	24
12:00	S 11	Mostly Cloudy	24	101.6	20	74	15	*
11:00	SSW 11	Mostly Cloudy	24	101.6	21	64	14	24
10:00	S 11	Partly Cloudy	24	101.6	19	75	15	*
9:00	S 9	Mostly Cloudy	24	101.6	18	80	14	*
8:00	SSW 8	Mostly Cloudy	19	101.6	17	87	15	*
7:00	SSW 8	Mostly Cloudy	16	101.6	17	86	15	*
6:00	SSW 6	Mist	8	101.6	16	99	16	*
5:00	SSW 8	Mist	2	101.6	16	99	15	*
4:00	S 7	Mist	1	101.6	15	98	15	*
3:00	S 8	Cloudy	16	101.7	15	86	13	*
2:00	S 5	Cloudy	16	101.7	15	81	11	*

If you require additional historical weather information, please visit Climate Data Online

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