Currently: 74 °F. Sunny. (Weather station: Fullerton Municipal Airport, USA). See more current weatherPast Weather in Fullerton — Graph
°F
Time
Wind
(mph)
(mph)
Temp
(°F)
(°F)
47
50
53
56
59
62
65
68
71
74
Tue, Apr 22
Lo:64
12 pm
Hi:66
9
Lo:57
6 pm
Hi:63
5
Wed, Apr 23
Lo:57
12 am
Hi:57
1
Lo:57
6 am
Hi:61
3
Lo:61
12 pm
Hi:64
6
Lo:57
6 pm
Hi:61
5
Thu, Apr 24
Lo:57
12 am
Hi:59
2
Lo:57
6 am
Hi:64
4
Lo:63
12 pm
Hi:68
6
Lo:57
6 pm
Hi:63
4
Fri, Apr 25
Lo:57
12 am
Hi:57
4
Lo:55
6 am
Hi:63
6
Lo:59
12 pm
Hi:66
11
Lo:57
6 pm
Hi:59
5
Sat, Apr 26
Lo:54
12 am
Hi:57
2
Lo:54
6 am
Hi:61
6
Lo:55
12 pm
Hi:63
7
Lo:54
6 pm
Hi:57
4
Sun, Apr 27
Lo:48
12 am
Hi:54
0
Lo:52
6 am
Hi:61
3
Lo:61
12 pm
Hi:63
8
Lo:55
6 pm
Hi:61
4
Mon, Apr 28
Lo:54
12 am
Hi:57
1
Lo:52
6 am
Hi:63
1
Lo:64
12 pm
Hi:70
6
Lo:57
6 pm
Hi:63
3
Tue, Apr 29
Lo:52
12 am
Hi:55
1
Lo:54
6 am
Hi:72
2
Lo:70
12 pm
Hi:73
8
Lo:57
6 pm
Hi:66
4
Wed, Apr 30
Lo:57
12 am
Hi:57
3
Lo:57
6 am
Hi:63
4
Lo:64
12 pm
Hi:70
5
Lo:57
6 pm
Hi:63
4
Thu, May 1
Lo:57
12 am
Hi:59
4
Lo:57
6 am
Hi:68
3
Lo:66
12 pm
Hi:72
9
Lo:61
6 pm
Hi:64
6
Fri, May 2
Lo:59
12 am
Hi:61
2
Lo:61
6 am
Hi:64
1
Lo:66
12 pm
Hi:70
4
Lo:59
6 pm
Hi:64
4
Sat, May 3
Lo:59
12 am
Hi:61
4
Lo:57
6 am
Hi:61
4
Lo:61
12 pm
Hi:63
4
Lo:59
6 pm
Hi:61
3
Sun, May 4
Lo:57
12 am
Hi:59
4
Lo:57
6 am
Hi:61
4
Lo:61
12 pm
Hi:63
7
Lo:57
6 pm
Hi:61
4
Mon, May 5
Lo:57
12 am
Hi:57
4
Lo:57
6 am
Hi:64
2
Lo:63
12 pm
Hi:64
7
Lo:59
6 pm
Hi:63
4
Tue, May 6
Lo:57
12 am
Hi:59
4
Lo:57
6 am
Hi:63
3
Lo:63
12 pm
Hi:64
6
Lo:61
6 pm
Hi:61
2
Wed, May 7
Lo:59
12 am
Hi:61
1
Lo:61
6 am
Hi:70
4
Lo:73
12 pm
Hi:73
8
Fullerton Temperature Yesterday
Maximum temperature yesterday: 64 °F (at 1:38 pm)
Minimum temperature yesterday: 57 °F (at 5:53 am)
Average temperature yesterday: 61 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 74 °F (May 7, 1:53 pm) | 84% (May 1, 1:53 am) | 30.08 "Hg (May 1, 1:53 am) |
| Low | 49 °F (Apr 27, 3:53 am) | 24% (Apr 28, 2:53 pm) | 29.72 "Hg (May 4, 5:53 pm) |
| Average | 60 °F | 40% | 29.94 "Hg |
| * Reported Apr 22 1:53 pm — May 7 1:53 pm, Fullerton. 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
Fullerton Weather History for the Previous 24 Hours
Scroll right to see more
| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 1:53 pm Wed, May 7 | | 74 °F | Sunny. | 9 mph | ↑ | 50% | 30.00 "Hg | 10 mi |
| 12:53 pm | | 73 °F | Sunny. | 7 mph | ↑ | 51% | 30.01 "Hg | 10 mi |
| 11:53 am | | 70 °F | Sunny. | 6 mph | ↑ | 57% | 30.03 "Hg | 10 mi |
| 10:53 am |  | 69 °F | Passing clouds. | 6 mph | ↑ | 59% | 30.04 "Hg | 10 mi |
| 10:40 am | | 67 °F | Scattered clouds. | 3 mph | ↑ | 63% | 30.04 "Hg | 10 mi |
| 9:53 am |  | 65 °F | Overcast. | 3 mph | ↑ | 66% | 30.04 "Hg | 10 mi |
| 8:53 am |  | 63 °F | More clouds than sun. | 5 mph | ↑ | 75% | 30.04 "Hg | 10 mi |
| 7:53 am | | 62 °F | Overcast. | 3 mph | ↑ | 80% | 30.02 "Hg | 10 mi |
| 6:53 am | | 60 °F | Overcast. | No wind | ↑ | 83% | 30.01 "Hg | 10 mi |
| 5:53 am |  | 60 °F | Overcast. | No wind | ↑ | 83% | 29.99 "Hg | 10 mi |
| 4:53 am | | 60 °F | Overcast. | No wind | ↑ | 83% | 29.99 "Hg | 10 mi |
| 3:53 am | | 60 °F | Overcast. | No wind | ↑ | 83% | 29.99 "Hg | 10 mi |
| 2:53 am | | 60 °F | Overcast. | No wind | ↑ | 83% | 29.98 "Hg | 10 mi |
| 1:53 am | | 61 °F | Overcast. | No wind | ↑ | 81% | 30.00 "Hg | 10 mi |
| 1:02 am | | 59 °F | Overcast. | No wind | ↑ | 39% | 30.01 "Hg | 10 mi |
| 12:20 am | | 60 °F | Overcast. | 3 mph | ↑ | 38% | 30.02 "Hg | 10 mi |
| 11:53 pm Tue, May 6 | | 60 °F | Mostly cloudy. | No wind | ↑ | 38% | 30.01 "Hg | 10 mi |
| 11:22 pm | | 60 °F | Mostly cloudy. | No wind | ↑ | 38% | 30.01 "Hg | 10 mi |
| 10:53 pm | | 60 °F | Overcast. | No wind | ↑ | 38% | 30.01 "Hg | 10 mi |
| 10:33 pm | | 61 °F | Mostly cloudy. | No wind | ↑ | 36% | 30.02 "Hg | 10 mi |
| 9:53 pm | | 60 °F | Overcast. | No wind | ↑ | 36% | 30.01 "Hg | 10 mi |
| 8:53 pm | | 61 °F | Overcast. | 5 mph | ↑ | 35% | 29.99 "Hg | 10 mi |
| 7:53 pm | | 61 °F | Overcast. | 5 mph | ↑ | 36% | 29.98 "Hg | 10 mi |
| 6:53 pm | | 61 °F | Overcast. | 3 mph | ↑ | 38% | 29.96 "Hg | 10 mi |
| 5:53 pm | | 62 °F | Overcast. | 5 mph | ↑ | 35% | 29.96 "Hg | 10 mi |
| 5:01 pm | | 62 °F | Mostly cloudy. | 7 mph | ↑ | 37% | 29.96 "Hg | 10 mi |
| 3:53 pm | | 63 °F | Overcast. | 8 mph | ↑ | 38% | 29.95 "Hg | 10 mi |
| Weather by CustomWeather, © 2025 | ||||||||