September 2019 Weather in San Diego — Graph
°F
Time
Wind
(mph)
(mph)
Temp
(°F)
(°F)
56
59
62
65
68
71
74
77
80
83
86
Sun, Sep 1
Lo:70
12 am
Hi:72
2
Lo:70
6 am
Hi:77
6
Lo:72
12 pm
Hi:75
9
Lo:68
6 pm
Hi:72
4
Mon, Sep 2
Lo:66
12 am
Hi:68
3
Lo:66
6 am
Hi:81
3
Lo:75
12 pm
Hi:82
6
Lo:73
6 pm
Hi:75
4
Tue, Sep 3
Lo:73
12 am
Hi:73
4
Lo:73
6 am
Hi:81
6
Lo:77
12 pm
Hi:84
9
Lo:73
6 pm
Hi:75
9
Wed, Sep 4
Lo:73
12 am
Hi:73
6
Lo:73
6 am
Hi:81
7
Lo:75
12 pm
Hi:82
12
Lo:73
6 pm
Hi:75
7
Thu, Sep 5
Lo:72
12 am
Hi:73
3
Lo:73
6 am
Hi:81
4
Lo:75
12 pm
Hi:81
7
Lo:72
6 pm
Hi:73
6
Fri, Sep 6
Lo:70
12 am
Hi:72
2
Lo:70
6 am
Hi:81
4
Lo:79
12 pm
Hi:82
10
Lo:73
6 pm
Hi:77
7
Sat, Sep 7
Lo:72
12 am
Hi:73
2
Lo:72
6 am
Hi:79
4
Lo:75
12 pm
Hi:81
9
Lo:70
6 pm
Hi:73
6
Sun, Sep 8
Lo:66
12 am
Hi:70
4
Lo:66
6 am
Hi:72
7
Lo:72
12 pm
Hi:73
7
Lo:66
6 pm
Hi:70
3
Mon, Sep 9
Lo:66
12 am
Hi:68
6
Lo:66
6 am
Hi:72
12
Lo:70
12 pm
Hi:73
10
Lo:68
6 pm
Hi:70
6
Tue, Sep 10
Lo:66
12 am
Hi:68
12
Lo:68
6 am
Hi:72
12
Lo:70
12 pm
Hi:73
10
Lo:66
6 pm
Hi:68
5
Wed, Sep 11
Lo:66
12 am
Hi:68
6
Lo:66
6 am
Hi:73
7
Lo:72
12 pm
Hi:75
12
Lo:68
6 pm
Hi:70
6
Thu, Sep 12
Lo:64
12 am
Hi:66
0
Lo:66
6 am
Hi:75
5
Lo:73
12 pm
Hi:75
12
Lo:70
6 pm
Hi:70
10
Fri, Sep 13
Lo:68
12 am
Hi:70
6
Lo:68
6 am
Hi:77
6
Lo:77
12 pm
Hi:79
9
Lo:70
6 pm
Hi:75
4
Sat, Sep 14
Lo:66
12 am
Hi:70
2
Lo:66
6 am
Hi:82
4
Lo:81
12 pm
Hi:82
9
Lo:73
6 pm
Hi:79
5
Sun, Sep 15
Lo:66
12 am
Hi:70
1
Lo:66
6 am
Hi:86
4
Lo:73
12 pm
Hi:81
10
Lo:70
6 pm
Hi:72
4
Mon, Sep 16
Lo:68
12 am
Hi:70
1
Lo:66
6 am
Hi:75
3
Lo:73
12 pm
Hi:75
9
Lo:68
6 pm
Hi:70
2
Tue, Sep 17
Lo:66
12 am
Hi:70
4
Lo:66
6 am
Hi:73
5
Lo:72
12 pm
Hi:75
9
Lo:66
6 pm
Hi:70
3
Wed, Sep 18
Lo:63
12 am
Hi:66
0
Lo:66
6 am
Hi:72
4
Lo:72
12 pm
Hi:73
7
Lo:64
6 pm
Hi:68
5
Thu, Sep 19
Lo:64
12 am
Hi:64
7
Lo:64
6 am
Hi:72
7
Lo:68
12 pm
Hi:73
9
Lo:64
6 pm
Hi:70
3
Fri, Sep 20
Lo:63
12 am
Hi:63
4
Lo:61
6 am
Hi:72
6
Lo:72
12 pm
Hi:73
10
Lo:66
6 pm
Hi:70
4
Sat, Sep 21
Lo:63
12 am
Hi:66
0
Lo:63
6 am
Hi:73
4
Lo:72
12 pm
Hi:75
9
Lo:70
6 pm
Hi:72
6
Sun, Sep 22
Lo:64
12 am
Hi:68
2
Lo:66
6 am
Hi:75
4
Lo:72
12 pm
Hi:73
8
Lo:68
6 pm
Hi:72
2
Mon, Sep 23
Lo:66
12 am
Hi:68
1
Lo:66
6 am
Hi:72
6
Lo:70
12 pm
Hi:73
10
Lo:64
6 pm
Hi:68
2
Tue, Sep 24
Lo:64
12 am
Hi:64
3
Lo:63
6 am
Hi:75
9
Lo:73
12 pm
Hi:75
14
Lo:68
6 pm
Hi:72
6
Wed, Sep 25
Lo:66
12 am
Hi:68
6
Lo:68
6 am
Hi:73
9
Lo:72
12 pm
Hi:75
11
Lo:70
6 pm
Hi:70
9
Thu, Sep 26
Lo:70
12 am
Hi:70
12
Lo:70
6 am
Hi:73
10
Lo:72
12 pm
Hi:73
8
Lo:70
6 pm
Hi:70
1
Fri, Sep 27
Lo:70
12 am
Hi:70
4
Lo:70
6 am
Hi:73
8
Lo:70
12 pm
Hi:73
9
Lo:68
6 pm
Hi:70
6
Sat, Sep 28
Lo:66
12 am
Hi:66
2
Lo:66
6 am
Hi:72
7
Lo:68
12 pm
Hi:72
9
Lo:64
6 pm
Hi:68
10
Sun, Sep 29
Lo:63
12 am
Hi:64
7
Lo:63
6 am
Hi:68
5
Lo:68
12 pm
Hi:70
9
Lo:64
6 pm
Hi:64
4
Mon, Sep 30
Lo:57
12 am
Hi:63
2
Lo:57
6 am
Hi:70
4
Lo:70
12 pm
Hi:72
11
Lo:64
6 pm
Hi:66
7
High & Low Weather Summary for September 2019
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 86 °F (Sep 15, 10:52 am) | 96% (Sep 2, 7:28 am) | 30.01 "Hg (Sep 2, 7:28 am) |
| Low | 57 °F (Sep 30, 5:52 am) | 40% (Sep 15, 10:52 am) | 29.77 "Hg (Sep 24, 3:52 pm) |
| Average | 71 °F | 76% | 29.89 "Hg |
| * Reported Sep 1 12:52 am — Sep 30 11:52 pm, San Diego. 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
San Diego Weather History for September 1, 2019
Scroll right to see more
| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 12:52 am Sun, Sep 1 |  | 69 °F | Overcast. | 3 mph | ↑ | 87% | 29.87 "Hg | 9 mi |
| 1:13 am | | 69 °F | Low clouds. | No wind | ↑ | 87% | 29.88 "Hg | 10 mi |
| 1:52 am | | 69 °F | Low clouds. | No wind | ↑ | 87% | 29.87 "Hg | 10 mi |
| 2:12 am | | 70 °F | Overcast. | No wind | ↑ | 81% | 29.87 "Hg | 10 mi |
| 2:52 am | | 70 °F | Overcast. | No wind | ↑ | 81% | 29.86 "Hg | 10 mi |
| 3:52 am | | 71 °F | Overcast. | 5 mph | ↑ | 81% | 29.85 "Hg | 10 mi |
| 4:52 am | | 71 °F | Overcast. | 7 mph | ↑ | 81% | 29.85 "Hg | 10 mi |
| 5:52 am | | 70 °F | Low clouds. | 5 mph | ↑ | 84% | 29.86 "Hg | 10 mi |
| 6:52 am |  | 70 °F | Partly sunny. | 3 mph | ↑ | 84% | 29.87 "Hg | 7 mi |
| 7:52 am |  | 70 °F | Low clouds. | 5 mph | ↑ | 84% | 29.90 "Hg | 7 mi |
| 8:52 am |  | 70 °F | Fog. | 6 mph | ↑ | 87% | 29.90 "Hg | 6 mi |
| 9:52 am | | 70 °F | Low clouds. | 6 mph | ↑ | 84% | 29.91 "Hg | 5 mi |
| 10:38 am | | 74 °F | Partly sunny. | 3 mph | ↑ | 76% | 29.90 "Hg | 9 mi |
| 10:52 am |  | 73 °F | Scattered clouds. | 7 mph | ↑ | 79% | 29.90 "Hg | 8 mi |
| 11:52 am | | 77 °F | Scattered clouds. | 10 mph | ↑ | 69% | 29.89 "Hg | 10 mi |
| 12:52 pm | | 76 °F | Broken clouds. | 12 mph | ↑ | 74% | 29.89 "Hg | 8 mi |
| 1:52 pm | | 75 °F | Broken clouds. | 12 mph | ↑ | 74% | 29.88 "Hg | 10 mi |
| 2:52 pm | | 75 °F | Broken clouds. | 9 mph | ↑ | 74% | 29.87 "Hg | 10 mi |
| 3:52 pm | | 73 °F | Broken clouds. | 8 mph | ↑ | 79% | 29.86 "Hg | 10 mi |
| 4:52 pm | | 75 °F | Broken clouds. | 7 mph | ↑ | 74% | 29.85 "Hg | 10 mi |
| 5:52 pm | | 72 °F | Partly sunny. | 8 mph | ↑ | 78% | 29.85 "Hg | 10 mi |
| 6:52 pm | | 71 °F | Partly sunny. | 5 mph | ↑ | 81% | 29.86 "Hg | 10 mi |
| 7:52 pm |  | 70 °F | Partly cloudy. | 6 mph | ↑ | 84% | 29.88 "Hg | 10 mi |
| 8:52 pm |  | 69 °F | Passing clouds. | 3 mph | ↑ | 84% | 29.89 "Hg | 10 mi |
| 9:52 pm | | 69 °F | Passing clouds. | No wind | ↑ | 87% | 29.90 "Hg | 9 mi |
| 10:52 pm | | 68 °F | Passing clouds. | 3 mph | ↑ | 87% | 29.90 "Hg | 8 mi |
| 11:03 pm | | 69 °F | Passing clouds. | 3 mph | ↑ | 87% | 29.91 "Hg | 7 mi |
| 11:19 pm | | 68 °F | Passing clouds. | 3 mph | ↑ | 90% | 29.91 "Hg | 8 mi |
| 11:52 pm |  | 68 °F | Clear. | 3 mph | ↑ | 90% | 29.90 "Hg | 9 mi |
| Weather by CustomWeather, © 2025 | ||||||||