Summer weather

Calculations are based on the last 8 years of historical weather data.

Temperatures

Maximum Temperatures

Period	Toronto	Ottawa	Hamilton	Mississauga
Jun 1	69.6°F	68.7°F	69.6°F	70.2°F
Jun 8	70.9°F	70.5°F	70.7°F	71.4°F
Jun 15	74.7°F	74.7°F	74.1°F	75.2°F
Jun 22	75.2°F	74.8°F	75.7°F	75.9°F
Jul 1	79.3°F	79.7°F	79.3°F	79.9°F
Jul 8	78.3°F	78.3°F	78.4°F	79.0°F
Jul 15	80.2°F	80.1°F	80.1°F	80.6°F
Jul 22	78.8°F	77.7°F	79.2°F	79.3°F
Aug 1	79.5°F	78.3°F	78.8°F	79.7°F
Aug 8	78.6°F	76.8°F	78.3°F	79.2°F
Aug 15	77.7°F	76.6°F	77.4°F	77.9°F
Aug 22	77.0°F	74.1°F	76.6°F	77.4°F
Average	76.5°F	77.1°F	75.9°F	76.7°F

Minimum Temperatures

Period	Toronto	Ottawa	Hamilton	Mississauga
Jun 1	55.2°F	52.2°F	55.9°F	55.0°F
Jun 8	56.7°F	53.4°F	57.2°F	56.8°F
Jun 15	58.8°F	56.5°F	59.9°F	59.0°F
Jun 22	60.8°F	58.1°F	61.7°F	61.0°F
Jul 1	64.4°F	61.2°F	65.3°F	64.6°F
Jul 8	63.9°F	60.8°F	64.4°F	63.9°F
Jul 15	65.8°F	62.2°F	66.2°F	65.7°F
Jul 22	64.6°F	61.0°F	64.9°F	64.6°F
Aug 1	65.3°F	60.8°F	65.5°F	64.9°F
Aug 8	64.6°F	60.3°F	64.8°F	64.6°F
Aug 15	64.8°F	59.9°F	64.6°F	64.6°F
Aug 22	63.1°F	57.9°F	63.1°F	63.1°F
Average	62.8°F	62.3°F	58.7°F	62.3°F

Maximum/minimum temperature averages are computed by averaging the max/min temperature of each day for a given period.

Conditions

Sunny Weather

Period	Toronto	Ottawa	Hamilton	Mississauga
Jun 1	6.3 hours/day	4.8 hours/day	5.9 hours/day	6.1 hours/day
Jun 8	7.0 hours/day	6.1 hours/day	7.4 hours/day	7.4 hours/day
Jun 15	8.7 hours/day	7.2 hours/day	9.1 hours/day	9.2 hours/day
Jun 22	6.8 hours/day	5.3 hours/day	7.0 hours/day	7.1 hours/day
Jul 1	9.5 hours/day	8.1 hours/day	9.6 hours/day	9.6 hours/day
Jul 8	6.6 hours/day	7.1 hours/day	7.1 hours/day	6.9 hours/day
Jul 15	7.2 hours/day	7.5 hours/day	7.6 hours/day	7.4 hours/day
Jul 22	7.1 hours/day	7.4 hours/day	6.8 hours/day	7.2 hours/day
Aug 1	7.2 hours/day	7.8 hours/day	7.3 hours/day	6.7 hours/day
Aug 8	7.7 hours/day	6.0 hours/day	7.4 hours/day	7.5 hours/day
Aug 15	6.2 hours/day	5.3 hours/day	6.3 hours/day	5.9 hours/day
Aug 22	6.7 hours/day	5.4 hours/day	7.0 hours/day	6.6 hours/day
Average	7.4 hours/day	7.3 hours/day	6.5 hours/day	7.3 hours/day

Sun hours are computed from the number of hours of direct sunlight. The length of the day can affect these measurements; for example, northern cities have longer days in summer.

Precipitation Levels

Period	Toronto	Ottawa	Hamilton	Mississauga
Jun 1	0.1in	0.1in	0.1in	0.1in
Jun 8	0.1in	0.1in	0.1in	0.1in
Jun 15	0.1in	0.1in	0.1in	0.1in
Jun 22	0.2in	0.2in	0.2in	0.2in
Jul 1	0.1in	0.1in	0.1in	0.1in
Jul 8	0.1in	0.2in	0.1in	0.1in
Jul 15	0.2in	0.2in	0.2in	0.1in
Jul 22	0.1in	0.2in	0.1in	0.1in
Aug 1	0.1in	0.2in	0.1in	0.1in
Aug 8	0.1in	0.2in	0.1in	0.1in
Aug 15	0.2in	0.1in	0.2in	0.2in
Aug 22	0.1in	0.1in	0.1in	0.1in
Average	0.1in	0.1in	0.1in	0.1in

Average amount of precipitation that falls in a form of a rain, snow, sleet or hail.

Wind Speed

Period	Toronto	Ottawa	Hamilton	Mississauga
Jun 1	11.0mph	10.3mph	11.7mph	11.3mph
Jun 8	10.9mph	9.9mph	11.8mph	11.2mph
Jun 15	10.3mph	10.1mph	10.8mph	10.6mph
Jun 22	11.4mph	10.1mph	12.2mph	11.6mph
Jul 1	9.3mph	8.4mph	9.7mph	9.5mph
Jul 8	9.5mph	9.1mph	10.1mph	9.7mph
Jul 15	10.2mph	9.4mph	10.8mph	10.4mph
Jul 22	10.1mph	9.1mph	10.6mph	10.3mph
Aug 1	9.6mph	8.6mph	10.3mph	9.8mph
Aug 8	10.1mph	8.8mph	10.8mph	10.4mph
Aug 15	9.9mph	8.6mph	10.6mph	10.0mph
Aug 22	10.3mph	9.1mph	10.8mph	10.4mph
Average	10.9mph	10.4mph	9.3mph	10.2mph

Humidity

Period	Toronto	Ottawa	Hamilton	Mississauga
Jun 1	69.7%	79.3%	72.9%	71.9%
Jun 8	69.0%	77.8%	71.7%	70.9%
Jun 15	67.6%	77.1%	71.5%	69.5%
Jun 22	72.6%	80.0%	75.0%	74.0%
Jul 1	70.2%	76.1%	73.3%	71.8%
Jul 8	69.8%	76.8%	72.6%	71.3%
Jul 15	71.2%	76.7%	74.1%	72.6%
Jul 22	67.1%	75.0%	71.1%	69.0%
Aug 1	67.7%	75.2%	72.4%	69.9%
Aug 8	66.0%	78.1%	69.9%	67.7%
Aug 15	68.3%	77.3%	72.5%	70.1%
Aug 22	67.2%	76.4%	71.3%	69.1%
Average	72.4%	70.7%	77.1%	68.9%

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Astronomy

Sunrise Time

Period	Toronto	Ottawa	Hamilton	Mississauga
Jun 1	5:38	5:16	5:41	5:38
Jun 8	5:35	5:14	5:39	5:37
Jun 15	5:35	5:14	5:39	5:37
Jun 22	5:38	5:16	5:41	5:38
Jul 1	5:41	5:20	5:45	5:43
Jul 8	5:47	5:26	5:50	5:47
Jul 15	5:53	5:32	5:56	5:53
Jul 22	6:01	5:41	6:04	6:02
Aug 1	6:10	5:51	6:13	6:11
Aug 8	6:17	5:59	6:20	6:18
Aug 15	6:25	6:07	6:28	6:26
Aug 22	6:35	6:17	6:37	6:36
Average	6:00	6:00	5:36	5:54

Sunrise times are output in the local timezone of each place.

Sunset Time

Period	Toronto	Ottawa	Hamilton	Mississauga
Jun 1	20:55	20:46	20:55	20:56
Jun 8	20:59	20:51	20:59	21:00
Jun 15	21:02	20:54	21:02	21:03
Jun 22	21:04	20:55	21:04	21:04
Jul 1	21:02	20:54	21:02	21:03
Jul 8	20:59	20:50	20:59	21:00
Jul 15	20:55	20:46	20:55	20:55
Jul 22	20:47	20:37	20:47	20:47
Aug 1	20:37	20:26	20:37	20:37
Aug 8	20:27	20:16	20:28	20:28
Aug 15	20:16	20:05	20:17	20:17
Aug 22	20:02	19:50	20:04	20:03
Average	20:48	20:48	20:36	20:48

Sunset times are output in the local timezone of each place.

Useful Day Length

Period	Toronto	Ottawa	Hamilton	Mississauga
Jun 1	13:55 hours	13:46 hours	13:55 hours	13:56 hours
Jun 8	13:59 hours	13:51 hours	13:59 hours	14:00 hours
Jun 15	14:02 hours	13:54 hours	14:02 hours	14:03 hours
Jun 22	14:04 hours	13:55 hours	14:04 hours	14:04 hours
Jul 1	14:02 hours	13:54 hours	14:02 hours	14:03 hours
Jul 8	13:59 hours	13:50 hours	13:59 hours	14:00 hours
Jul 15	13:55 hours	13:46 hours	13:55 hours	13:55 hours
Jul 22	13:47 hours	13:37 hours	13:47 hours	13:47 hours
Aug 1	13:37 hours	13:26 hours	13:37 hours	13:37 hours
Aug 8	13:27 hours	13:16 hours	13:28 hours	13:28 hours
Aug 15	13:16 hours	13:05 hours	13:17 hours	13:17 hours
Aug 22	13:02 hours	12:50 hours	13:04 hours	13:03 hours
Average	13:48 hours	13:48 hours	13:36 hours	13:48 hours

Discards daylight hours before 7 AM. In places that are located to the west of the timezone, the sun rises and sets later compared to the cities that are located to the east. This means that the useful day length is longer in the cities located to the west of the time zone.

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