Currently: 62 °F. Clear. (Weather station: Mason City Municipal Airport, USA). See more current weatherPast Weather in Mason City — Graph
°F
Time
Wind
(mph)
(mph)
Temp
(°F)
(°F)
45
49
53
57
61
65
69
73
77
81
85
89
93
Sun, Sep 7
Lo:46
6 pm
Hi:50
4
Mon, Sep 8
Lo:48
12 am
Hi:52
6
Lo:48
6 am
Hi:70
12
Lo:73
12 pm
Hi:75
17
Lo:55
6 pm
Hi:70
9
Tue, Sep 9
Lo:55
12 am
Hi:59
9
Lo:57
6 am
Hi:68
10
Lo:64
12 pm
Hi:72
9
Lo:63
6 pm
Hi:68
5
Wed, Sep 10
Lo:54
12 am
Hi:63
4
Lo:54
6 am
Hi:72
2
Lo:75
12 pm
Hi:77
4
Lo:57
6 pm
Hi:73
6
Thu, Sep 11
Lo:50
12 am
Hi:55
1
Lo:50
6 am
Hi:75
4
Lo:75
12 pm
Hi:81
8
Lo:64
6 pm
Hi:75
7
Fri, Sep 12
Lo:59
12 am
Hi:61
8
Lo:59
6 am
Hi:79
14
Lo:79
12 pm
Hi:86
14
Lo:72
6 pm
Hi:77
10
Sat, Sep 13
Lo:63
12 am
Hi:72
5
Lo:63
6 am
Hi:84
8
Lo:88
12 pm
Hi:91
8
Lo:68
6 pm
Hi:84
6
Sun, Sep 14
Lo:61
12 am
Hi:66
3
Lo:61
6 am
Hi:88
5
Lo:84
12 pm
Hi:90
10
Lo:72
6 pm
Hi:79
6
Mon, Sep 15
Lo:70
12 am
Hi:73
7
Lo:70
6 am
Hi:81
8
Lo:82
12 pm
Hi:86
11
Lo:70
6 pm
Hi:81
9
Tue, Sep 16
Lo:64
12 am
Hi:68
5
Lo:63
6 am
Hi:82
6
Lo:66
12 pm
Hi:88
9
Lo:64
6 pm
Hi:66
6
Wed, Sep 17
Lo:57
12 am
Hi:64
2
Lo:57
6 am
Hi:64
7
Lo:64
12 pm
Hi:66
7
Lo:63
6 pm
Hi:66
3
Thu, Sep 18
Lo:57
12 am
Hi:63
1
Lo:57
6 am
Hi:75
3
Lo:68
12 pm
Hi:77
6
Lo:64
6 pm
Hi:70
5
Fri, Sep 19
Lo:64
12 am
Hi:64
7
Lo:63
6 am
Hi:68
9
Lo:68
12 pm
Hi:73
7
Lo:61
6 pm
Hi:72
4
Sat, Sep 20
Lo:54
12 am
Hi:57
3
Lo:54
6 am
Hi:68
2
Lo:70
12 pm
Hi:72
9
Lo:63
6 pm
Hi:68
4
Sun, Sep 21
Lo:59
12 am
Hi:63
5
Lo:59
6 am
Hi:72
6
Lo:73
12 pm
Hi:77
7
Lo:63
6 pm
Hi:72
7
Mon, Sep 22
Lo:64
12 am
Hi:66
9
Lo:64
6 am
Hi:73
7
Lo:66
12 pm
Hi:84
12
Lo:63
6 pm
Hi:66
4
Sunday, September 7, 2025, 6:00 pm — 12:00 am
50 / 46 °F
Clear.
Humidity: 87%
Barometer: 30.19 "Hg
SE
Wind: 4.35 mph
Mason City Temperature Yesterday
Maximum temperature yesterday: 77 °F (at 1:53 pm)
Minimum temperature yesterday: 59 °F (at 5:53 am)
Average temperature yesterday: 66 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 91 °F (Sep 13, 2:53 pm) | 100% (Sep 10, 3:56 am) | 30.22 "Hg (Sep 10, 3:56 am) |
| Low | 46 °F (Sep 7, 9:53 pm) | 41% (Sep 14, 3:53 pm) | 29.71 "Hg (Sep 22, 3:53 pm) |
| Average | 67 °F | 82% | 30.00 "Hg |
| * Reported Sep 7 9:53 pm — Sep 22 9:53 pm, Mason City. 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
Mason City Weather History for the Previous 24 Hours
Scroll right to see more
| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 9:53 pm Mon, Sep 22 | | 62 °F | Clear. | No wind | ↑ | 93% | 29.80 "Hg | 10 mi |
| 8:53 pm | | 62 °F | Clear. | No wind | ↑ | 93% | 29.80 "Hg | 10 mi |
| 7:53 pm |  | 62 °F | Passing clouds. | No wind | ↑ | 83% | 29.76 "Hg | 10 mi |
| 7:26 pm | | 63 °F | Clear. | 3 mph | ↑ | 78% | 29.79 "Hg | 10 mi |
| 7:03 pm |  | 63 °F | Thundershowers. Sunny. | No wind | ↑ | 87% | 29.77 "Hg | 10 mi |
| 6:18 pm | | 67 °F | Thunderstorms. Fog. | 10 mph | ↑ | 87% | 29.75 "Hg | 3 mi |
| 6:12 pm |  | 66 °F | Strong thunderstorms. Fog. | 10 mph | ↑ | 90% | 29.77 "Hg | 2 mi |
| 5:53 pm | | 67 °F | Thunderstorms. Cloudy. | 14 mph | ↑ | 85% | 29.72 "Hg | 10 mi |
| 5:20 pm | | 73 °F | Thunderstorms. Partly sunny. | 18 mph | ↑ | 69% | 29.75 "Hg | 10 mi |
| 5:02 pm | | 84 °F | Thunderstorms. Scattered clouds. | 12 mph | ↑ | 48% | 29.73 "Hg | 10 mi |
| 4:27 pm | | 84 °F | Thundershowers. Passing clouds. | 15 mph | ↑ | 51% | 29.73 "Hg | 10 mi |
| 3:53 pm |  | 82 °F | Passing clouds. | 10 mph | ↑ | 56% | 29.71 "Hg | 10 mi |
| 2:53 pm | | 80 °F | Passing clouds. | 9 mph | ↑ | 60% | 29.74 "Hg | 10 mi |
| 1:53 pm |  | 79 °F | Partly sunny. | 9 mph | ↑ | 65% | 29.75 "Hg | 10 mi |
| 12:53 pm | | 78 °F | Passing clouds. | 10 mph | ↑ | 66% | 29.76 "Hg | 10 mi |
| 12:28 pm | | 76 °F | Scattered clouds. | 7 mph | ↑ | 72% | 29.81 "Hg | 10 mi |
| 11:53 am |  | 74 °F | Overcast. | 8 mph | ↑ | 74% | 29.78 "Hg | 10 mi |
| 10:53 am | | 71 °F | Partly sunny. | 6 mph | ↑ | 81% | 29.79 "Hg | 10 mi |
| 9:53 am | | 69 °F | Overcast. | 7 mph | ↑ | 87% | 29.80 "Hg | 10 mi |
| 9:03 am | | 67 °F | Mostly cloudy. | 3 mph | ↑ | 90% | 29.82 "Hg | 10 mi |
| 7:53 am | | 66 °F | Broken clouds. | 7 mph | ↑ | 93% | 29.77 "Hg | 9 mi |
| 6:36 am | | 64 °F | Passing clouds. | 10 mph | ↑ | 97% | 29.78 "Hg | 10 mi |
| 5:53 am | | 65 °F | Clear. | 13 mph | ↑ | 94% | 29.73 "Hg | 10 mi |
| 4:53 am | | 66 °F | Clear. | 10 mph | ↑ | 90% | 29.73 "Hg | 10 mi |
| 2:53 am | | 64 °F | Clear. | 7 mph | ↑ | 90% | 29.76 "Hg | 10 mi |
| 1:53 am | | 64 °F | Passing clouds. | 8 mph | ↑ | 90% | 29.77 "Hg | 10 mi |
| 12:53 am | | 64 °F | Passing clouds. | 7 mph | ↑ | 90% | 29.78 "Hg | 10 mi |
| 11:53 pm Sun, Sep 21 | | 64 °F | Clear. | 8 mph | ↑ | 87% | 29.79 "Hg | 10 mi |
| Weather by CustomWeather, © 2025 | ||||||||