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Data Calendar for Thunder Bay

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/Thunder_Bay 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: 69.8
Low: 33.8
Precip: M
Avg Wind: SSW @ 6.5
Gust:
NNE @ 23
(3:00 PM)
RH% Min/Max: 21-100
Feel Min/Max: 30 to 70		02
High: 62.6
Low: 41
Precip: M
Avg Wind: NE @ 6.8
RH% Min/Max: 44-88
Feel Min/Max: 41 to 63		03
High: 68
Low: 53.6
Precip: M
Avg Wind: WNW @ 5.3
RH% Min/Max: 43-100
Feel Min/Max: 54 to 68		04
High: 77
Low: 41
Precip: M
Avg Wind: W @ 9.1
Gust:
W @ 33
(3:00 PM)
RH% Min/Max: 21-100
Feel Min/Max: 38 to 77		05
High: 71.6
Low: 39.2
Precip: M
Avg Wind: WNW @ 5.3
Gust:
ENE @ 23
(4:00 PM)
RH% Min/Max: 31-100
Feel Min/Max: 36 to 72		06
High: 73.4
Low: 42.8
Precip: M
Avg Wind: SSW @ 5.9
Gust:
ENE @ 21
(3:00 PM)
RH% Min/Max: 31-100
Feel Min/Max: 40 to 73		07
High: 68
Low: 37.4
Precip: M
Avg Wind: E @ 7.6
Gust:
E @ 18
(2:00 PM)
RH% Min/Max: 49-100
Feel Min/Max: 34 to 68
08
High: 62.6
Low: 50
Precip: M
Avg Wind: ENE @ 8.6
Gust:
ENE @ 21
(4:00 PM)
RH% Min/Max: 71-100
Feel Min/Max: 50 to 63		09
High: 64.4
Low: 48.2
Precip: M
Avg Wind: ENE @ 5.0
RH% Min/Max: 64-100
Feel Min/Max: 45 to 64		10
High: 64.4
Low: 50
Precip: M
Avg Wind: W @ 8.3
Gust:
WSW @ 23
(11:00 AM)
RH% Min/Max: 60-100
Feel Min/Max: 50 to 64		11
High: 71.6
Low: 50
Precip: M
Avg Wind: WNW @ 9.9
Gust:
NW @ 30
(1:00 PM)
RH% Min/Max: 35-100
Feel Min/Max: 50 to 72		12
High: 60.8
Low: 37.4
Precip: M
Avg Wind: ESE @ 5.2
RH% Min/Max: 48-100
Feel Min/Max: 34 to 61		13
High: 60.8
Low: 37.4
Precip: M
Avg Wind: ESE @ 7.1
Gust:
N @ 18
(1:00 PM)
RH% Min/Max: 36-100
Feel Min/Max: 35 to 61		14
High: 64.4
Low: 32
Precip: M
Avg Wind: ESE @ 6.4
Gust:
N @ 18
(2:00 PM)
RH% Min/Max: 37-100
Feel Min/Max: 26 to 64
15
High: 68
Low: 35.6
Precip: M
Avg Wind: ESE @ 6.4
Gust:
N @ 20
(3:00 PM)
RH% Min/Max: 37-100
Feel Min/Max: 32 to 68		16
High: 75.2
Low: 48.2
Precip: M
Avg Wind: SE @ 6.3
Gust:
E @ 20
(2:00 PM)
RH% Min/Max: 61-100
Feel Min/Max: 47 to 75		17
High: 80.6
Low: 53.6
Precip: M
Avg Wind: NW @ 8.6
Gust:
ESE @ 28
(3:18 AM)
RH% Min/Max: 42-100
Feel Min/Max: 54 to 81		18
High: 78.8
Low: 53.6
Precip: M
Avg Wind: E @ 5.7
RH% Min/Max: 48-100
Feel Min/Max: 54 to 79		19
High: 66.2
Low: 51.8
Precip: M
Avg Wind: E @ 5.7
RH% Min/Max: 64-100
Feel Min/Max: 52 to 66		20
High: 64.4
Low: 46.4
Precip: M
Avg Wind: E @ 8.4
Gust:
E @ 20
(3:00 PM)
RH% Min/Max: 68-100
Feel Min/Max: 46 to 64		21
High: 82.4
Low: 53.6
Precip: M
Avg Wind: NE @ 8.5
Gust:
NE @ 35
(8:00 AM)
RH% Min/Max: 55-100
Feel Min/Max: 54 to 84
22
High: 66.2
Low: 59
Precip: M
Avg Wind: E @ 10.5
Gust:
ESE @ 26
(10:00 AM)
RH% Min/Max: 88-100
Feel Min/Max: 59 to 66		23
High: 80.6
Low: 57.2
Precip: M
Avg Wind: WNW @ 10.1
Gust:
WNW @ 33
(2:00 PM)
RH% Min/Max: 41-100
Feel Min/Max: 57 to 81		24
High: 73.4
Low: 50
Precip: M
Avg Wind: WSW @ 6.9
Gust:
NE @ 17
(9:00 AM)
RH% Min/Max: 38-100
Feel Min/Max: 50 to 73		25
High: 73.4
Low: 44.6
Precip: M
Avg Wind: SE @ 4.1
RH% Min/Max: 50-100
Feel Min/Max: 42 to 73		26
High: 71.6
Low: 46.4
Precip: M
Avg Wind: E @ 5.1
Gust:
E @ 22
(11:38 PM)
RH% Min/Max: 46-100
Feel Min/Max: 46 to 72		27
High: 69.8
Low: 55.4
Precip: M
Avg Wind: ENE @ 6.6
Gust:
WNW @ 26
(3:45 AM)
RH% Min/Max: 64-100
Feel Min/Max: 55 to 70		28
High: 78.8
Low: 50
Precip: M
Avg Wind: SSW @ 6.6
Gust:
NE @ 17
(4:00 PM)
RH% Min/Max: 47-100
Feel Min/Max: 50 to 79
29
High: 59
Low: 57.2
Precip: M
RH% Min/Max: 94-100
Feel Min/Max: 57 to 59		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.