Currently: 84 °F. Broken clouds. (Weather station: John Wayne Airport-Orange County Airport, USA). See more current weatherPast Weather in City of Fountain Valley — Graph
°F
Time
Wind
(mph)
(mph)
Temp
(°F)
(°F)
65
67
69
71
73
75
77
79
81
83
85
87
89
Fri, Aug 8
Lo:73
12 pm
Hi:75
12
Lo:68
6 pm
Hi:72
7
Sat, Aug 9
Lo:66
12 am
Hi:68
2
Lo:66
6 am
Hi:75
4
Lo:73
12 pm
Hi:77
9
Lo:66
6 pm
Hi:72
6
Sun, Aug 10
Lo:66
12 am
Hi:66
3
Lo:66
6 am
Hi:77
3
Lo:73
12 pm
Hi:79
11
Lo:68
6 pm
Hi:72
5
Mon, Aug 11
Lo:66
12 am
Hi:68
3
Lo:66
6 am
Hi:73
6
Lo:72
12 pm
Hi:75
14
Lo:66
6 pm
Hi:70
8
Tue, Aug 12
Lo:66
12 am
Hi:66
3
Lo:66
6 am
Hi:75
4
Lo:73
12 pm
Hi:75
11
Lo:68
6 pm
Hi:70
7
Wed, Aug 13
Lo:66
12 am
Hi:68
6
Lo:68
6 am
Hi:73
2
Lo:72
12 pm
Hi:75
10
Lo:68
6 pm
Hi:70
7
Thu, Aug 14
Lo:68
12 am
Hi:70
4
Lo:68
6 am
Hi:73
4
Lo:70
12 pm
Hi:75
10
Lo:66
6 pm
Hi:70
6
Fri, Aug 15
Lo:66
12 am
Hi:68
7
Lo:66
6 am
Hi:73
7
Lo:70
12 pm
Hi:72
13
Lo:66
6 pm
Hi:68
7
Sat, Aug 16
Lo:66
12 am
Hi:66
5
Lo:66
6 am
Hi:73
4
Lo:73
12 pm
Hi:73
9
Lo:68
6 pm
Hi:72
6
Sun, Aug 17
Lo:66
12 am
Hi:70
4
Lo:66
6 am
Hi:75
3
Lo:75
12 pm
Hi:75
9
Lo:66
6 pm
Hi:73
5
Mon, Aug 18
Lo:66
12 am
Hi:66
5
Lo:68
6 am
Hi:77
6
Lo:75
12 pm
Hi:79
10
Lo:68
6 pm
Hi:72
7
Tue, Aug 19
Lo:66
12 am
Hi:68
1
Lo:66
6 am
Hi:77
4
Lo:77
12 pm
Hi:81
10
Lo:70
6 pm
Hi:77
4
Wed, Aug 20
Lo:66
12 am
Hi:70
2
Lo:66
6 am
Hi:82
4
Lo:82
12 pm
Hi:84
9
Lo:72
6 pm
Hi:81
6
Thu, Aug 21
Lo:70
12 am
Hi:72
2
Lo:70
6 am
Hi:84
3
Lo:81
12 pm
Hi:88
12
Lo:72
6 pm
Hi:79
6
Fri, Aug 22
Lo:72
12 am
Hi:72
1
Lo:72
6 am
Hi:82
5
Lo:75
12 pm
Hi:81
12
Lo:72
6 pm
Hi:73
5
Sat, Aug 23
Lo:70
12 am
Hi:72
1
Lo:70
6 am
Hi:84
7
Lo:79
12 pm
Hi:86
7
Friday, August 8, 2025, 12:00 pm — 6:00 pm
75 / 73 °F
Passing clouds.
Humidity: 71%
Barometer: 29.87 "Hg
SSW
Wind: 12.428 mph
City of Fountain Valley Temperature Yesterday
Maximum temperature yesterday: 82 °F (at 11:53 am)
Minimum temperature yesterday: 71 °F (at 2:53 am)
Average temperature yesterday: 75 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 87 °F (Aug 21, 3:53 pm) | 93% (Aug 18, 1:07 am) | 30.04 "Hg (Aug 18, 1:07 am) |
| Low | 66 °F (Aug 10, 12:26 am) | 37% (Aug 21, 3:53 pm) | 29.78 "Hg (Aug 21, 5:53 pm) |
| Average | 71 °F | 76% | 29.92 "Hg |
| * Reported Aug 8 3:53 pm — Aug 23 3:53 pm, City of Fountain Valley. 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
City of Fountain Valley Weather History for the Previous 24 Hours
Scroll right to see more
| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 3:53 pm Sat, Aug 23 | | 86 °F | Partly sunny. | 8 mph | ↑ | 51% | 29.80 "Hg | 10 mi |
| 2:53 pm | | 85 °F | Partly sunny. | 7 mph | ↑ | 48% | 29.81 "Hg | 10 mi |
| 1:53 pm |  | 79 °F | Scattered clouds. | 9 mph | ↑ | 67% | 29.86 "Hg | 10 mi |
| 12:53 pm | | 78 °F | Scattered clouds. | 5 mph | ↑ | 69% | 29.88 "Hg | 10 mi |
| 11:53 am | | 75 °F | Broken clouds. | 16 mph | ↑ | 76% | 29.91 "Hg | 10 mi |
| 11:07 am | | 85 °F | Broken clouds. | 6 mph | ↑ | 43% | 29.91 "Hg | 10 mi |
| 10:53 am | | 84 °F | Broken clouds. | 6 mph | ↑ | 46% | 29.90 "Hg | 10 mi |
| 9:53 am |  | 78 °F | Light rain. Broken clouds. | 6 mph | ↑ | 66% | 29.90 "Hg | 10 mi |
| 9:27 am | | 76 °F | Broken clouds. | 8 mph | ↑ | 72% | 29.89 "Hg | 10 mi |
| 8:53 am | | 75 °F | Broken clouds. | 6 mph | ↑ | 74% | 29.90 "Hg | 9 mi |
| 8:17 am | | 73 °F | Broken clouds. | 7 mph | ↑ | 79% | 29.91 "Hg | 9 mi |
| 8:02 am |  | 73 °F | Thunderstorms. Broken clouds. | 6 mph | ↑ | 79% | 29.92 "Hg | 10 mi |
| 6:53 am | | 70 °F | Broken clouds. | 6 mph | ↑ | 90% | 29.91 "Hg | 8 mi |
| 5:53 am |  | 70 °F | Passing clouds. | 8 mph | ↑ | 87% | 29.88 "Hg | 10 mi |
| 4:53 am |  | 71 °F | Clear. | No wind | ↑ | 84% | 29.85 "Hg | 10 mi |
| 3:53 am | | 71 °F | Clear. | No wind | ↑ | 81% | 29.86 "Hg | 10 mi |
| 2:53 am | | 72 °F | Clear. | No wind | ↑ | 78% | 29.85 "Hg | 10 mi |
| 1:53 am | | 72 °F | Clear. | No wind | ↑ | 81% | 29.86 "Hg | 10 mi |
| 12:53 am | | 71 °F | Clear. | No wind | ↑ | 84% | 29.87 "Hg | 10 mi |
| 11:53 pm Fri, Aug 22 | | 72 °F | Clear. | No wind | ↑ | 81% | 29.87 "Hg | 10 mi |
| 10:53 pm | | 72 °F | Clear. | 3 mph | ↑ | 78% | 29.87 "Hg | 10 mi |
| 9:53 pm | | 73 °F | Clear. | 5 mph | ↑ | 76% | 29.87 "Hg | 10 mi |
| 8:53 pm | | 72 °F | Passing clouds. | 5 mph | ↑ | 78% | 29.85 "Hg | 10 mi |
| 7:53 pm | | 71 °F | Passing clouds. | 6 mph | ↑ | 84% | 29.83 "Hg | 10 mi |
| 6:53 pm | | 73 °F | Scattered clouds. | 12 mph | ↑ | 79% | 29.81 "Hg | 10 mi |
| 5:53 pm | | 75 °F | Scattered clouds. | 12 mph | ↑ | 71% | 29.80 "Hg | 10 mi |
| Weather by CustomWeather, © 2025 | ||||||||