Av. high : Average high in ºF - Av.low : Average low in ºF - Av. precip. : Average precipitation in inch - Days precip. : Days with precipitation - Hours sun. : Hours of sunshine
Hi : Average high in ºF - Lo : Average low in ºF - Pre. : Average precipitation in inch - DP : Days with precipitation - Sun : Hours of sunshine
Ottawa Climate Graph - Illinois Climate Chart
Daily normals Ottawa - Illinois - January
Day
High
ºF
Low
ºF
Prec/mo
inch
Prec/yr
inch
Snow/mo
inch
Snow/yr
inch
1 Jan
31.9
15.8
0.08
0.08
0.20
0.50
2 Jan
31.8
15.7
0.12
0.12
0.39
1.00
3 Jan
31.7
15.6
0.16
0.16
0.71
1.80
4 Jan
31.6
15.5
0.24
0.24
0.91
2.30
5 Jan
31.5
15.4
0.28
0.28
1.18
3.00
6 Jan
31.5
15.3
0.35
0.35
1.42
3.60
7 Jan
31.4
15.2
0.39
0.39
1.69
4.30
8 Jan
31.3
15.2
0.43
0.43
1.89
4.80
9 Jan
31.3
15.1
0.51
0.51
2.20
5.60
10 Jan
31.2
15.0
0.55
0.55
2.40
6.10
11 Jan
31.2
15.0
0.63
0.63
2.72
6.90
12 Jan
31.2
14.9
0.67
0.67
2.91
7.40
13 Jan
31.2
14.9
0.71
0.71
3.19
8.10
14 Jan
31.2
14.8
0.79
0.79
3.39
8.60
15 Jan
31.2
14.8
0.83
0.83
3.70
9.40
16 Jan
31.2
14.8
0.87
0.87
4.02
10.20
17 Jan
31.2
14.8
0.91
0.91
4.21
10.70
18 Jan
31.2
14.8
0.94
0.94
4.49
11.40
19 Jan
31.2
14.8
0.98
0.98
4.80
12.20
20 Jan
31.3
14.8
1.06
1.06
5.00
12.70
21 Jan
31.3
14.8
1.10
1.10
5.31
13.50
22 Jan
31.4
14.8
1.14
1.14
5.51
14.00
23 Jan
31.4
14.9
1.18
1.18
5.79
14.70
24 Jan
31.5
14.9
1.22
1.22
5.98
15.20
25 Jan
31.6
15.0
1.26
1.26
6.30
16.00
26 Jan
31.7
15.0
1.30
1.30
6.50
16.50
27 Jan
31.8
15.1
1.34
1.34
6.69
17.00
28 Jan
31.9
15.2
1.38
1.38
6.89
17.50
29 Jan
32.1
15.3
1.42
1.42
7.20
18.30
30 Jan
32.2
15.4
1.46
1.46
7.40
18.80
31 Jan
32.4
15.5
1.50
1.50
7.60
19.30
Weather history Ottawa - December 2019
Day
High
ºF
Low
ºF
Precip.
inch
Snow
inch
Snow d.
inch
01 Dec
43.0
36.0
0.02
-
-
02 Dec
43.0
28.0
0.00
-
-
03 Dec
32.0
27.0
0.00
-
-
04 Dec
42.1
30.0
0.00
-
-
05 Dec
44.1
25.0
0.00
-
-
06 Dec
50.0
26.1
0.00
-
-
07 Dec
41.0
23.0
0.00
-
-
08 Dec
39.9
25.0
0.00
-
-
09 Dec
46.0
35.1
0.02
-
-
10 Dec
46.9
10.9
0.00
-
-
11 Dec
23.0
10.9
0.07
0.98
1.0
13 Dec
44.1
18.0
0.00
-
0.0
14 Dec
46.0
28.0
0.00
-
-
15 Dec
30.9
18.0
0.00
-
-
16 Dec
23.0
18.0
0.15
1.50
2.0
17 Dec
28.0
14.0
0.00
-
1.0
18 Dec
26.1
10.0
0.00
-
1.0
19 Dec
21.0
10.0
0.00
-
1.0
20 Dec
36.0
21.0
0.00
-
0.0
21 Dec
37.9
21.9
0.00
-
0.0
22 Dec
46.0
28.0
0.00
-
0.0
23 Dec
52.0
30.0
0.00
-
-
24 Dec
52.0
28.0
0.00
-
0.0
25 Dec
57.0
28.9
0.00
-
-
26 Dec
59.0
39.0
0.00
-
-
27 Dec
61.0
32.0
0.00
-
-
Past weather Ottawa
Dec 19
Normal
Average high temperature Av. high temp.
41.2 ºF
36 ºF
Average low temperature Av. low temp.
23.9 ºF
20 ºF
Total precipitation Total precip.
0.26 inch
2.13 inch
Total snowfall Total snowfall
- inch
5 inch
Highest max temperature Highest max temp.
61.0 ºF
-
Lowest max temperature Lowest max temp.
21.0 ºF
-
Highest min temperature Highest min temp.
39.0 ºF
-
Lowest min temperature Lowest min temp.
10.0 ºF
-
Past weather December 2019 incomplete - Missing data
Geo Ottawa - Illinois
Country
United States
State
Illinois
County
LaSalle
City
Ottawa
Zip code
61350
Longitude
-88.79 dec. degr.
Latitude
41.4 dec. degr.
Altitude - Elevation
617ft
ICAO
-
IATA
-
Date and Time Ottawa - Illinois
Local Time
04:17 AM
Sunrise
07:15 AM
Sunset
04:56 PM
Day / Night
Night
Timezone
Chicago -6:00
Timezone DB
America/Chicago
Map of Ottawa - Illinois
Ottawa weather averages
Annual high temperature
60ºF
Annual low temperature
41ºF
Average annual precip.
32.61 inch
Av. annual snowfall
22 inch
Share
Station Data
Monthly averages Ottawa Longitude: -88.7939, Latitude: 41.3998 Average weather Ottawa, IL - 61350
Monthly: 1981-2010 normals History: 2007-2019
Abbreviations
Average precipitation in : Av. precipitation in Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...