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Data Calendar for Mason City US18

The calendar chart below shows the daily reported climate variables. You can click on a date to display the values for all sites for that day. Time stamps are displayed in the America/Chicago timezone. Wind speeds are in mph and temperatures in Fahrenheit. Values flagged with a (E) are estimated by the IEM.

Year:  

Month:  

 

Nov 2024Dec 2024 Jan 2025
SundayMondayTuesdayWednesday ThursdayFridaySaturday
01
High: 24.4
Low: 8.799775
Precip: 0.00
Gust: 23 (10:55 AM)
RH% Min/Max: 61-82
Feel Min/Max: -8 to 18		02
High: 19.900415
Low: 12.599617
Precip: 0.00
Gust: 19 (8:10 AM)
RH% Min/Max: 76-100
Feel Min/Max: 0 to 18		03
High: 28.2
Low: 10.9
Precip: 0.00
Gust: 20 (2:50 PM)
RH% Min/Max: 70-93
Feel Min/Max: 1 to 20		04
High: 38.1
Low: 7.5
Precip: 0.00
Gust: 51 (3:35 PM)
RH% Min/Max: 61-100
Feel Min/Max: -15 to 27		05
High: 18.7
Low: 3.3997755
Precip: 0.00
Gust: 33 (12:35 AM)
RH% Min/Max: 63-85
Feel Min/Max: -17 to 17		06
High: 37.200203
Low: 16.3
Precip: 0.00
Gust: 22 (10:20 AM)
RH% Min/Max: 43-91
Feel Min/Max: 4 to 32		07
High: 57.900204
Low: 26.599989
Precip: 0.00
Gust: 29 (12:00 PM)
RH% Min/Max: 36-73
Feel Min/Max: 17 to 58
08
High: 56.7
Low: 28
Precip: 0.00
Gust: 36 (11:15 PM)
RH% Min/Max: 51-83
Feel Min/Max: 22 to 57		09
High: 45.3
Low: 26.799776
Precip: 0.00
Gust: 42 (2:10 PM)
RH% Min/Max: 49-94
Feel Min/Max: 12 to 37		10
High: 29.3
Low: 18.300203
Precip: 0.00
Gust: 32 (1:50 AM)
RH% Min/Max: 73-88
Feel Min/Max: 5 to 29		11
High: 26.1
Low: -0.40001097
Precip: 0.00
Gust: 37 (12:40 PM)
RH% Min/Max: 52-100
Feel Min/Max: -22 to 26		12
High: 7.7
Low: -2.4
Precip: 0.00
Gust: 22 (12:00 AM)
RH% Min/Max: 49-100
Feel Min/Max: -22 to 8		13
High: 21.2
Low: 0
Precip: 0.00
Gust: 29 (7:25 PM)
RH% Min/Max: 42-96
Feel Min/Max: -16 to 6		14
High: 32.4
Low: 20.800417
Precip: 0.00
Gust: 31 (5:50 AM)
RH% Min/Max: 59-100
Feel Min/Max: 6 to 27
15
High: 34.2
Low: 31.1
Precip: 0.00
Gust: 25 (6:20 PM)
RH% Min/Max: 93-100
Feel Min/Max: 18 to 33		16
High: 43.9
Low: 30.700417
Precip: 0.00
Gust: 40 (1:35 PM)
RH% Min/Max: 64-100
Feel Min/Max: 20 to 35		17
High: 30.4
Low: 23.899988
Precip: 0.00
Gust: 24 (2:55 AM)
RH% Min/Max: 78-100
Feel Min/Max: 12 to 30		18
High: 28
Low: 18.699776
Precip: 0.00
Gust: 20 (8:40 AM)
RH% Min/Max: 75-100
Feel Min/Max: 4 to 21		19
High: 32
Low: 20.7
Precip: 0.00
Gust: 44 (3:55 PM)
RH% Min/Max: 83-100
Feel Min/Max: 7 to 32		20
High: 22.6
Low: 8.999617
Precip: 0.00
Gust: 28 (3:20 AM)
RH% Min/Max: 81-100
Feel Min/Max: -3 to 11		21
High: 22.5
Low: 1.8
Precip: 0.00
Gust: 15 (5:00 PM)
RH% Min/Max: 76-94
Feel Min/Max: -5 to 14
22
High: 34.2
Low: 19
Precip: 0.00
Gust: 25 (4:10 PM)
RH% Min/Max: 83-100
Feel Min/Max: 6 to 27		23
High: 33.4
Low: 29.8
Precip: 0.00
Gust: 21 (7:55 AM)
RH% Min/Max: 85-100
Feel Min/Max: 19 to 32		24
High: 33.3
Low: 29.29999
Precip: 0.00
Gust: 14 (12:00 PM)
RH% Min/Max: 80-100
Feel Min/Max: 20 to 33		25
High: 33.1
Low: 29.1
Precip: 0.00
Gust: 17 (1:35 PM)
RH% Min/Max: 90-100
Feel Min/Max: 19 to 28		26
High: 36.9
Low: 31.8
Precip: 0.00
Gust: 13 (7:40 AM)
RH% Min/Max: 99-100
Feel Min/Max: 23 to 35		27
High: 42.600204
Low: 36.7
Precip: 0.00
Gust: 19 (11:50 PM)
RH% Min/Max: 100-100
Feel Min/Max: 31 to 43		28
High: 47.1
Low: 31.999989
Precip: 0.00
Gust: 25 (12:50 AM)
RH% Min/Max: 89-100
Feel Min/Max: 24 to 47
29
High: 42.3
Low: 29.499775
Precip: 0.00
Gust: 13 (7:50 PM)
RH% Min/Max: 89-100
Feel Min/Max: 24 to 42		30
High: 34
Low: 26.099617
Precip: 0.00
Gust: 32 (9:35 AM)
RH% Min/Max: 100-100
Feel Min/Max: 10 to 33		31
High: 32.2
Low: 26.099617
Precip: 0.00
Gust: 33 (8:00 PM)
RH% Min/Max: 70-100
Feel Min/Max: 12 to 26		01020304

The data presented here provided by IEM API webservice: daily.json. A simple CSV option exists as well.

Daily High/Low Plot


Description: This chart of the monthly temperature data. The bars are the observations and the dots are climatology.

Daily Rainfall


Description: This chart is of daily precipitation for the month. The red line would be an average month while the blue line and bars are observations.

Daily Average Wind Speeds


Description: This chart is of the daily average wind speeds.

The data presented here provided by IEM API webservice: daily.json. A simple CSV option exists as well.