Data Calendar for Frontenac

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:  

 

May 2025Jun 2025 Jul 2025
SundayMondayTuesdayWednesday ThursdayFridaySaturday
01
High: 79.34
Low: 47.84
Precip: M
RH% Min/Max: 40-92
Feel Min/Max: 48 to 79
02
High: 89.42
Low: 62.42
Precip: 0.21
RH% Min/Max: 33-85
Feel Min/Max: 62 to 88
03
High: 71.24
Low: 54.32
Precip: 1.32
RH% Min/Max: 74-93
Feel Min/Max: 54 to 71
04
High: 75.74
Low: 46.58
Precip: M
RH% Min/Max: 28-97
Feel Min/Max: 47 to 76
05
High: 78.44
Low: 47.3
Precip: M
RH% Min/Max: 34-95
Feel Min/Max: 47 to 78
06
High: 71.42
Low: 58.82
Precip: 0.02
RH% Min/Max: 58-93
Feel Min/Max: 59 to 71
07
High: 71.96
Low: 55.22
Precip: M
RH% Min/Max: 66-95
Feel Min/Max: 55 to 72
08
High: 72.14
Low: 57.74
Precip: 0.05
RH% Min/Max: 38-85
Feel Min/Max: 58 to 72
09
High: 66.38
Low: 49.82
Precip: M
RH% Min/Max: 57-87
Feel Min/Max: 48 to 66
10
High: 79.7
Low: 57.92
Precip: M
RH% Min/Max: 41-77
Feel Min/Max: 58 to 80
11
High: 76.46
Low: 62.06
Precip: M
RH% Min/Max: 45-78
Feel Min/Max: 62 to 76
12
High: 68.72
Low: 56.84
Precip: 0.31
RH% Min/Max: 61-88
Feel Min/Max: 57 to 69
13
High: 58.46
Low: 51.8
Precip: 1.72
RH% Min/Max: 78-91
Feel Min/Max: 52 to 58
14
High: 62.24
Low: 53.78
Precip: 0.01
RH% Min/Max: 82-90
Feel Min/Max: 54 to 62
15
High: 71.78
Low: 57.74
Precip: M
RH% Min/Max: 74-89
Feel Min/Max: 58 to 72
16
High: 78.44
Low: 65.3
Precip: M
RH% Min/Max: 70-94
Feel Min/Max: 66 to 78
17
High: 80.06
Low: 62.78
Precip: M
RH% Min/Max: 54-93
Feel Min/Max: 63 to 81
18
High: 80.6
Low: 59.18
Precip: M
RH% Min/Max: 51-95
Feel Min/Max: 59 to 81
19
High: 85.46
Low: 57.38
Precip: M
RH% Min/Max: 46-95
Feel Min/Max: 57 to 87
20
High: 84.38
Low: 65.84
Precip: 0.05
RH% Min/Max: 60-82
Feel Min/Max: 66 to 89
21
High: 93.2
Low: 77.54
Precip: M
RH% Min/Max: 57-82
Feel Min/Max: 78 to 106
22
High: 91.58
Low: 80.06
Precip: M
RH% Min/Max: 59-73
Feel Min/Max: 83 to 104
23
High: 84.2
Low: 72.68
Precip: M
RH% Min/Max: 60-74
Feel Min/Max: 73 to 88
24
High: 79.7
Low: 64.22
Precip: M
RH% Min/Max: 52-82
Feel Min/Max: 64 to 80
25
High: 74.66
Low: 62.24
Precip: 0.56
RH% Min/Max: 69-93
Feel Min/Max: 62 to 75
26
High: 67.46
Low: 60.8
Precip: 0.92
RH% Min/Max: 86-95
Feel Min/Max: 61 to 67
27
High: 72.14
Low: 60.62
Precip: 0.01
RH% Min/Max: 69-95
Feel Min/Max: 61 to 72
28
High: 86.72
Low: 59.54
Precip: 0.01
RH% Min/Max: 59-95
Feel Min/Max: 60 to 92
29

Precip: M
30

Precip: M
0102030405

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.