Currently: 68 °F. Passing clouds. (Weather station: Toronto Pearson International Airport, Canada). See more current weatherPast Weather in Newmarket — Graph
°F
Time
Wind
(mph)
(mph)
Temp
(°F)
(°F)
47
51
55
59
63
67
71
75
79
83
Mon, Sep 8
Lo:48
12 am
Hi:50
6
Lo:48
6 am
Hi:63
7
Lo:63
12 pm
Hi:66
7
Lo:57
6 pm
Hi:64
5
Tue, Sep 9
Lo:50
12 am
Hi:57
3
Lo:48
6 am
Hi:66
4
Lo:66
12 pm
Hi:72
8
Lo:59
6 pm
Hi:70
5
Wed, Sep 10
Lo:54
12 am
Hi:59
3
Lo:54
6 am
Hi:70
4
Lo:70
12 pm
Hi:75
6
Lo:64
6 pm
Hi:73
6
Thu, Sep 11
Lo:59
12 am
Hi:64
7
Lo:59
6 am
Hi:75
9
Lo:73
12 pm
Hi:77
9
Lo:63
6 pm
Hi:73
7
Fri, Sep 12
Lo:57
12 am
Hi:63
7
Lo:57
6 am
Hi:72
4
Lo:70
12 pm
Hi:73
7
Lo:64
6 pm
Hi:70
4
Sat, Sep 13
Lo:63
12 am
Hi:64
2
Lo:63
6 am
Hi:70
3
Lo:70
12 pm
Hi:77
8
Lo:64
6 pm
Hi:75
9
Sun, Sep 14
Lo:61
12 am
Hi:64
4
Lo:61
6 am
Hi:75
6
Lo:75
12 pm
Hi:77
7
Lo:66
6 pm
Hi:75
6
Mon, Sep 15
Lo:59
12 am
Hi:66
6
Lo:59
6 am
Hi:72
6
Lo:72
12 pm
Hi:75
7
Lo:64
6 pm
Hi:73
5
Tue, Sep 16
Lo:55
12 am
Hi:64
4
Lo:55
6 am
Hi:75
6
Lo:73
12 pm
Hi:77
9
Lo:64
6 pm
Hi:73
4
Wed, Sep 17
Lo:57
12 am
Hi:64
4
Lo:57
6 am
Hi:75
4
Lo:75
12 pm
Hi:77
7
Lo:63
6 pm
Hi:75
5
Thu, Sep 18
Lo:57
12 am
Hi:63
4
Lo:59
6 am
Hi:81
4
Lo:81
12 pm
Hi:84
10
Lo:64
6 pm
Hi:81
16
Fri, Sep 19
Lo:61
12 am
Hi:64
8
Lo:61
6 am
Hi:68
7
Lo:66
12 pm
Hi:70
7
Lo:57
6 pm
Hi:66
9
Sat, Sep 20
Lo:52
12 am
Hi:57
8
Lo:52
6 am
Hi:63
10
Lo:63
12 pm
Hi:64
13
Lo:59
6 pm
Hi:63
9
Sun, Sep 21
Lo:54
12 am
Hi:61
6
Lo:54
6 am
Hi:72
5
Lo:72
12 pm
Hi:75
9
Lo:64
6 pm
Hi:73
8
Mon, Sep 22
Lo:64
12 am
Hi:64
6
Lo:64
6 am
Hi:68
5
Lo:68
12 pm
Hi:75
7
Lo:68
6 pm
Hi:72
6
Tue, Sep 23
Lo:68
12 am
Hi:70
6
Monday, September 8, 2025, 12:00 am — 6:00 am
50 / 48 °F
Passing clouds.
Humidity: 85%
Barometer: 30.26 "Hg
WNW
Wind: 6.214 mph
Newmarket Temperature Yesterday
Maximum temperature yesterday: 75 °F (at 2:00 pm)
Minimum temperature yesterday: 64 °F (at 12:07 am)
Average temperature yesterday: 67 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 84 °F (Sep 18, 3:00 pm) | 100% (Sep 17, 10:00 pm) | 30.34 "Hg (Sep 17, 10:00 pm) |
| Low | 48 °F (Sep 8, 4:00 am) | 27% (Sep 20, 6:00 pm) | 29.87 "Hg (Sep 22, 5:00 pm) |
| Average | 65 °F | 68% | 30.15 "Hg |
| * Reported Sep 8 2:00 am — Sep 23 2:00 am, Newmarket. Weather by CustomWeather, © 2025 | |||
Note: Actual official high and low records may vary slightly from our data, if they occured in-between our weather recording intervals... More about our weather records
Newmarket Weather History for the Previous 24 Hours
Scroll right to see more
| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 2:00 am Tue, Sep 23 | | 68 °F | Passing clouds. | 6 mph | ↑ | 88% | 29.89 "Hg | 15 mi |
| 1:00 am |  | 68 °F | Partly cloudy. | 6 mph | ↑ | 94% | 29.89 "Hg | 15 mi |
| 12:14 am |  | 70 °F | Overcast. | 7 mph | ↑ | 88% | 29.89 "Hg | 15 mi |
| 12:00 am | | 70 °F | Mostly cloudy. | 5 mph | ↑ | 88% | 29.90 "Hg | 15 mi |
| 11:22 pm Mon, Sep 22 | | 70 °F | Mostly cloudy. | 7 mph | ↑ | 88% | 29.90 "Hg | 15 mi |
| 11:00 pm | | 70 °F | Mostly cloudy. | 3 mph | ↑ | 88% | 29.90 "Hg | 15 mi |
| 10:00 pm | | 70 °F | Partly cloudy. | 6 mph | ↑ | 83% | 29.88 "Hg | 15 mi |
| 9:00 pm | | 68 °F | Partly cloudy. | 5 mph | ↑ | 94% | 29.88 "Hg | 15 mi |
| 8:00 pm | | 68 °F | Partly cloudy. | 6 mph | ↑ | 88% | 29.88 "Hg | 15 mi |
| 7:00 pm |  | 70 °F | Broken clouds. | 7 mph | ↑ | 88% | 29.88 "Hg | 15 mi |
| 6:00 pm | | 72 °F | Partly sunny. | 7 mph | ↑ | 83% | 29.87 "Hg | 15 mi |
| 5:00 pm | | 75 °F | Broken clouds. | 6 mph | ↑ | 74% | 29.87 "Hg | 12 mi |
| 4:00 pm | | 73 °F | Broken clouds. | 7 mph | ↑ | 83% | 29.88 "Hg | 12 mi |
| 3:00 pm | | 73 °F | Broken clouds. | 8 mph | ↑ | 83% | 29.90 "Hg | 12 mi |
| 2:00 pm | | 75 °F | Broken clouds. | 6 mph | ↑ | 78% | 29.90 "Hg | 12 mi |
| 1:00 pm | | 72 °F | More clouds than sun. | 12 mph | ↑ | 83% | 29.92 "Hg | 10 mi |
| 12:21 pm | | 70 °F | Broken clouds. | 7 mph | ↑ | 88% | 29.92 "Hg | 10 mi |
| 12:00 pm | | 68 °F | Broken clouds. | 6 mph | ↑ | 94% | 29.93 "Hg | 10 mi |
| 11:13 am | | 66 °F | Broken clouds. | 5 mph | ↑ | 94% | 29.93 "Hg | 12 mi |
| 11:00 am |  | 64 °F | Sprinkles. Broken clouds. | 3 mph | ↑ | 100% | 29.95 "Hg | 10 mi |
| 10:35 am |  | 64 °F | Mild. | 3 mph | ↑ | 94% | 29.95 "Hg | 4 mi |
| 10:08 am | | 64 °F | Mild. | 9 mph | ↑ | 88% | 29.95 "Hg | 4 mi |
| 9:44 am |  | 66 °F | Rain showers. Fog. | 6 mph | ↑ | 94% | 29.96 "Hg | 3 mi |
| 9:39 am | | 66 °F | Sprinkles. Fog. | 3 mph | ↑ | 94% | 29.95 "Hg | 6 mi |
| 9:00 am |  | 66 °F | Fog. | 3 mph | ↑ | 94% | 29.94 "Hg | 6 mi |
| 7:00 am | | 64 °F | Fog. | 6 mph | ↑ | 94% | 29.93 "Hg | 5 mi |
| 6:20 am | | 64 °F | Fog. | 5 mph | ↑ | 100% | 29.94 "Hg | 4 mi |
| 6:00 am | | 64 °F | Fog. | 5 mph | ↑ | 94% | 29.94 "Hg | 4 mi |
| 4:00 am | | 64 °F | Fog. | 7 mph | ↑ | 94% | 29.95 "Hg | 6 mi |
| 3:32 am |  | 64 °F | Light rain. Fog. | 9 mph | ↑ | 94% | 29.97 "Hg | 4 mi |
| 3:00 am | | 64 °F | Fog. | 6 mph | ↑ | 94% | 29.98 "Hg | 4 mi |
| Weather by CustomWeather, © 2025 | ||||||||