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Data Calendar for GRANDFIELD MESONET

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:  

 

Aug 2026Sep 2026 Oct 2026
SundayMondayTuesdayWednesday ThursdayFridaySaturday
303101
High: 99.5
Low: 72.7
Precip: 0.00
RH% Min/Max: 23-61
Feel Min/Max: 73 to 99		02
High: 99.9
Low: 74.8
Precip: 0.00
RH% Min/Max: 31-69
Feel Min/Max: 75 to 103		03
High: 99.5
Low: 74.3
Precip: 0.00
RH% Min/Max: 31-76
Feel Min/Max: 74 to 102		04
High: 99.9
Low: 76.1
Precip: 0.00
RH% Min/Max: 34-83
Feel Min/Max: 76 to 105		05
High: 99.1
Low: 74.7
Precip: 0.00
RH% Min/Max: 28-71
Feel Min/Max: 75 to 100
06
High: 99.3
Low: 74.7
Precip: 0.00
RH% Min/Max: 27-70
Feel Min/Max: 75 to 101		07
High: 100
Low: 74.1
Precip: 0.00
RH% Min/Max: 27-72
Feel Min/Max: 74 to 102		08
High: 99.3
Low: 78.6
Precip: 0.00
RH% Min/Max: 33-67
Feel Min/Max: 79 to 103		09
High: 98.6
Low: 80.1
Precip: 0.00
RH% Min/Max: 32-64
Feel Min/Max: 82 to 103		10
High: 94.6
Low: 75.2
Precip: 0.00
RH% Min/Max: 39-83
Feel Min/Max: 75 to 99		11
High: 99.5
Low: 70.3
Precip: 0.00
RH% Min/Max: 28-97
Feel Min/Max: 70 to 102		12
High: 96.4
Low: 72.1
Precip: 0.00
RH% Min/Max: 27-82
Feel Min/Max: 72 to 101
13
High: 99.3
Low: 75.7
Precip: 0.00
RH% Min/Max: 32-73
Feel Min/Max: 76 to 105		14
High: 98.6
Low: 78.6
Precip: 0.00
RH% Min/Max: 26-70
Feel Min/Max: 79 to 101		15
High: 99.3
Low: 79
Precip: 0.00
RH% Min/Max: 27-67
Feel Min/Max: 79 to 102		16
High: 99.7
Low: 76.3
Precip: 0.00
RH% Min/Max: 23-61
Feel Min/Max: 76 to 101		17
High: 88.7
Low: 73.4
Precip: 0.00
RH% Min/Max: 50-75
Feel Min/Max: 73 to 92		18

Precip: M		19
20212223242526
27282930010203

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.