Kottayam weather by month

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

Temperature
Rainfall
Sunshine & UV index

Temperature in Kottayam (°C)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Max temperature (daytime)	31	32	32	33	32	30	29	29	30	30	31	31
Min temperature (night-time)	22	23	24	25	25	24	23	23	24	23	23	22
Heat & Humidity	H	VH	VH	VH	VH	H	H	H	H	H	H	H

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

Sunshine & UV index in Kottayam

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

Rainfall in Kottayam

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Number of days with some rain	1	2	3	7	10	21	20	17	13	12	8	3
Average monthly rainfall (mm)	15	28	50	133	259	566	609	393	286	314	177	53

More about Kottayam

Kottayam by month

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

Recommended for Kerala

TUI sale: 10% off 2026/2027 holidays

Discount Code

Save 10% on 2026/2027 holidays in biggest ever TUI sale
Max discount £500. T&Cs apply. £500 min spend
Travel between 1st May 2026 & 31st Oct 2027 (inclusive)

Show discount code

******ALE

Redeem TUI discount code >>

Expires at 23:59 on Saturday 28th Feb 2026 · View all TUI offers

TUI deal finder

Destination

The climate guide for Kerala (Kottayam) 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 Kottayam?

Kottayam has a hot tropical climate with a short dry season.

Kottayam weather in January

Expect daytime maximum temperatures of 31°C in Kottayam, Kerala in January and high heat and humidity based on long-term weather averages. There are 9 hours of sunshine per day on average.

31
31°C max day temperature
9
9 hours of sunshine per day
1
1 day with some rainfall
22
22°C min night temperature
12
12 hours of daylight per day
H
High heat & humidity
15
15 mm of monthly rainfall
11
11 (Extreme) UV index

Back to months

Kottayam weather in February

Expect daytime maximum temperatures of 32°C in Kottayam, Kerala in February and very high heat and humidity based on long-term weather averages. There are 9 hours of sunshine per day on average.

32
32°C max day temperature
9
9 hours of sunshine per day
2
2 days with some rainfall
23
23°C min night temperature
12
12 hours of daylight per day
VH
Very High heat & humidity
28
28 mm of monthly rainfall
11
11+ (Extreme) UV index

Back to months

Kottayam weather in March

Expect daytime maximum temperatures of 32°C in Kottayam, Kerala in March and very high heat and humidity based on long-term weather averages. There are 9 hours of sunshine per day on average with typically 50 mm of rainfall in the month.

32
32°C max day temperature
9
9 hours of sunshine per day
3
3 days with some rainfall
24
24°C min night temperature
12
12 hours of daylight per day
VH
Very High heat & humidity
50
50 mm of monthly rainfall
11
11+ (Extreme) UV index

Back to months

Kottayam weather in April

Expect daytime maximum temperatures of 33°C in Kottayam, Kerala in April and very high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 133 mm of rainfall in the month.

33
33°C max day temperature
8
8 hours of sunshine per day
7
7 days with some rainfall
25
25°C min night temperature
12
12 hours of daylight per day
VH
Very High heat & humidity
133
133 mm of monthly rainfall
11
11+ (Extreme) UV index

Back to months

Kottayam weather in May

Expect daytime maximum temperatures of 32°C in Kottayam, Kerala in May and very high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with 10 days with some rainfall and typically 259 mm of rainfall in the month.

32
32°C max day temperature
7
7 hours of sunshine per day
10
10 days with some rainfall
25
25°C min night temperature
13
13 hours of daylight per day
VH
Very High heat & humidity
259
259 mm of monthly rainfall
11
11+ (Extreme) UV index

Back to months

Kottayam weather in June

Expect daytime maximum temperatures of 30°C in Kottayam, Kerala in June and high heat and humidity based on long-term weather averages. There are 5 hours of sunshine per day on average with 21 days with some rainfall and typically 566 mm of rainfall in the month.

30
30°C max day temperature
5
5 hours of sunshine per day
21
21 days with some rainfall
24
24°C min night temperature
13
13 hours of daylight per day
H
High heat & humidity
566
566 mm of monthly rainfall
11
11+ (Extreme) UV index

Back to months

Kottayam weather in July

Expect daytime maximum temperatures of 29°C in Kottayam, Kerala in July and high heat and humidity based on long-term weather averages. There are 5 hours of sunshine per day on average with 20 days with some rainfall and typically 609 mm of rainfall in the month.

29
29°C max day temperature
5
5 hours of sunshine per day
20
20 days with some rainfall
23
23°C min night temperature
13
13 hours of daylight per day
H
High heat & humidity
609
609 mm of monthly rainfall
11
11+ (Extreme) UV index

Back to months

Kottayam weather in August

Expect daytime maximum temperatures of 29°C in Kottayam, Kerala in August and high heat and humidity based on long-term weather averages. There are 5 hours of sunshine per day on average with 17 days with some rainfall and typically 393 mm of rainfall in the month.

29
29°C max day temperature
5
5 hours of sunshine per day
17
17 days with some rainfall
23
23°C min night temperature
12
12 hours of daylight per day
H
High heat & humidity
393
393 mm of monthly rainfall
11
11+ (Extreme) UV index

Back to months

Kottayam weather in September

Expect daytime maximum temperatures of 30°C in Kottayam, Kerala in September and high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 13 days with some rainfall and typically 286 mm of rainfall in the month.

30
30°C max day temperature
6
6 hours of sunshine per day
13
13 days with some rainfall
24
24°C min night temperature
12
12 hours of daylight per day
H
High heat & humidity
286
286 mm of monthly rainfall
11
11+ (Extreme) UV index

Back to months

Kottayam weather in October

Expect daytime maximum temperatures of 30°C in Kottayam, Kerala in October and high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 12 days with some rainfall and typically 314 mm of rainfall in the month.

30
30°C max day temperature
6
6 hours of sunshine per day
12
12 days with some rainfall
23
23°C min night temperature
12
12 hours of daylight per day
H
High heat & humidity
314
314 mm of monthly rainfall
11
11+ (Extreme) UV index

Back to months

Kottayam weather in November

Expect daytime maximum temperatures of 31°C in Kottayam, Kerala in November and high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with typically 177 mm of rainfall in the month.

31
31°C max day temperature
6
6 hours of sunshine per day
8
8 days with some rainfall
23
23°C min night temperature
12
12 hours of daylight per day
H
High heat & humidity
177
177 mm of monthly rainfall
11
11 (Extreme) UV index

Back to months

Kottayam weather in December

Expect daytime maximum temperatures of 31°C in Kottayam, Kerala in December and high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with typically 53 mm of rainfall in the month.

31
31°C max day temperature
7
7 hours of sunshine per day
3
3 days with some rainfall
22
22°C min night temperature
12
12 hours of daylight per day
H
High heat & humidity
53
53 mm of monthly rainfall
10
10 (Very High) UV index

Back to months