Chesterton weather by month

Check out Chesterton weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature
Rainfall
Sunshine & UV index

Temperature in Chesterton (°F)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Max temperature (daytime)	30	34	46	59	70	81	84	82	75	63	48	36
Min temperature (night-time)	14	18	28	37	48	57	63	61	54	41	32	19
Heat & Humidity	0	0	0	0	0	L	M	M	0	0	0	0
Sea temperature	39	37	37	37	43	52	66	70	66	55	46	41

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & UV index in Chesterton

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daily hours of sunshine	4	5	6	7	9	10	10	9	8	6	4	3
Daily hours of daylight	10	11	12	13	15	15	15	14	12	11	10	9
UV Index (Maximum)	1	2	4	6	7	9	9	8	6	4	2	1

Rainfall in Chesterton

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Number of days with some rain	12	10	13	13	11	10	10	9	9	9	11	13
Average monthly rainfall (inches)	1.9	1.6	2.6	3.8	3.5	4.1	3.9	3.7	3.8	3.0	3.2	2.6

More about Chesterton

Chesterton by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Indiana

GO Airport Shuttle discount code: 5% off airport transfers

Discount Code

Save EXTRA 5% on airport transfers worldwide
Book private taxis & shuttle buses with discount code
Enter in coupon box on 'Reservations' page

Show discount code

******WEB

Redeem GO Airport Shuttle discount code >>

Expires at 23:59 on Thursday 31st Dec 2026

The climate guide for Indiana (Chesterton) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Chesterton?

Chesterton has a cold climate with hot summers and some rainfall in all months.

Chesterton weather in January

Expect daytime maximum temperatures of 30°F in Chesterton, Indiana in January based on long-term weather averages. There are 4 hours of sunshine per day on average with 12 days with some rainfall and typically 1.9 inches of rainfall in the month, which might fall as snow.

30
30°F max day temperature
4
4 hours of sunshine per day
12
12 days with some rainfall
14
14°F min night temperature
10
10 hours of daylight per day
0
No heat & humidity
1.9
1.9 inches of monthly rainfall
1
1 (Low) UV index
39
39°F sea temperature

Back to months

Chesterton weather in February

Expect daytime maximum temperatures of 34°F in Chesterton, Indiana in February based on long-term weather averages. There are 5 hours of sunshine per day on average with 10 days with some rainfall and typically 1.6 inches of rainfall in the month, which might fall as snow.

34
34°F max day temperature
5
5 hours of sunshine per day
10
10 days with some rainfall
18
18°F min night temperature
11
11 hours of daylight per day
0
No heat & humidity
1.6
1.6 inches of monthly rainfall
2
2 (Low) UV index
37
37°F sea temperature

Back to months

Chesterton weather in March

Expect daytime maximum temperatures of 46°F in Chesterton, Indiana in March based on long-term weather averages. There are 6 hours of sunshine per day on average with 13 days with some rainfall and typically 2.6 inches of rainfall in the month.

46
46°F max day temperature
6
6 hours of sunshine per day
13
13 days with some rainfall
28
28°F min night temperature
12
12 hours of daylight per day
0
No heat & humidity
2.6
2.6 inches of monthly rainfall
4
4 (Moderate) UV index
37
37°F sea temperature

Back to months

Chesterton weather in April

Expect daytime maximum temperatures of 59°F in Chesterton, Indiana in April based on long-term weather averages. There are 7 hours of sunshine per day on average with 13 days with some rainfall and typically 3.8 inches of rainfall in the month.

59
59°F max day temperature
7
7 hours of sunshine per day
13
13 days with some rainfall
37
37°F min night temperature
13
13 hours of daylight per day
0
No heat & humidity
3.8
3.8 inches of monthly rainfall
6
6 (High) UV index
37
37°F sea temperature

Back to months

Chesterton weather in May

Expect daytime maximum temperatures of 70°F in Chesterton, Indiana in May based on long-term weather averages. There are 9 hours of sunshine per day on average with 11 days with some rainfall and typically 3.5 inches of rainfall in the month.

70
70°F max day temperature
9
9 hours of sunshine per day
11
11 days with some rainfall
48
48°F min night temperature
15
15 hours of daylight per day
0
No heat & humidity
3.5
3.5 inches of monthly rainfall
7
7 (High) UV index
43
43°F sea temperature

Back to months

Chesterton weather in June

Expect daytime maximum temperatures of 81°F in Chesterton, Indiana in June based on long-term weather averages. There are 10 hours of sunshine per day on average with 10 days with some rainfall and typically 4.1 inches of rainfall in the month.

81
81°F max day temperature
10
10 hours of sunshine per day
10
10 days with some rainfall
57
57°F min night temperature
15
15 hours of daylight per day
L
Low heat & humidity
4.1
4.1 inches of monthly rainfall
9
9 (Very High) UV index
52
52°F sea temperature

Back to months

Chesterton weather in July

Expect daytime maximum temperatures of 84°F in Chesterton, Indiana in July based on long-term weather averages. There are 10 hours of sunshine per day on average with 10 days with some rainfall and typically 3.9 inches of rainfall in the month.

84
84°F max day temperature
10
10 hours of sunshine per day
10
10 days with some rainfall
63
63°F min night temperature
15
15 hours of daylight per day
M
Moderate heat & humidity
3.9
3.9 inches of monthly rainfall
9
9 (Very High) UV index
66
66°F sea temperature

Back to months

Chesterton weather in August

Expect daytime maximum temperatures of 82°F in Chesterton, Indiana in August based on long-term weather averages. There are 9 hours of sunshine per day on average with typically 3.7 inches of rainfall in the month.

82
82°F max day temperature
9
9 hours of sunshine per day
9
9 days with some rainfall
61
61°F min night temperature
14
14 hours of daylight per day
M
Moderate heat & humidity
3.7
3.7 inches of monthly rainfall
8
8 (Very High) UV index
70
70°F sea temperature

Back to months

Chesterton weather in September

Expect daytime maximum temperatures of 75°F in Chesterton, Indiana in September based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 3.8 inches of rainfall in the month.

75
75°F max day temperature
8
8 hours of sunshine per day
9
9 days with some rainfall
54
54°F min night temperature
12
12 hours of daylight per day
0
No heat & humidity
3.8
3.8 inches of monthly rainfall
6
6 (High) UV index
66
66°F sea temperature

Back to months

Chesterton weather in October

Expect daytime maximum temperatures of 63°F in Chesterton, Indiana in October based on long-term weather averages. There are 6 hours of sunshine per day on average with typically 3.0 inches of rainfall in the month.

63
63°F max day temperature
6
6 hours of sunshine per day
9
9 days with some rainfall
41
41°F min night temperature
11
11 hours of daylight per day
0
No heat & humidity
3.0
3.0 inches of monthly rainfall
4
4 (Moderate) UV index
55
55°F sea temperature

Back to months

Chesterton weather in November

Expect daytime maximum temperatures of 48°F in Chesterton, Indiana in November based on long-term weather averages. There are 4 hours of sunshine per day on average with 11 days with some rainfall and typically 3.2 inches of rainfall in the month.

48
48°F max day temperature
4
4 hours of sunshine per day
11
11 days with some rainfall
32
32°F min night temperature
10
10 hours of daylight per day
0
No heat & humidity
3.2
3.2 inches of monthly rainfall
2
2 (Low) UV index
46
46°F sea temperature

Back to months

Chesterton weather in December

Expect daytime maximum temperatures of 36°F in Chesterton, Indiana in December based on long-term weather averages. There are 3 hours of sunshine per day on average with 13 days with some rainfall and typically 2.6 inches of rainfall in the month, which might fall as snow.