Istron Bay weather by month

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

Temperature
Rainfall
Sunshine & UV index

Temperature in Istron Bay (°C)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Max temperature (daytime)	14	15	16	19	23	26	28	28	26	22	19	16
Min temperature (night-time)	8	8	9	11	14	18	21	21	19	16	13	10
Heat & Humidity	0	0	0	0	0	L	M	M	L	0	0	0
Sea temperature	16	15	15	16	19	22	25	25	25	23	20	18

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

Sunshine & UV index in Istron Bay

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

Rainfall in Istron Bay

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Number of days with some rain	12	11	8	5	3	1	1	1	1	5	8	12
Average monthly rainfall (mm)	138	93	79	36	17	5	1	2	18	71	78	123

More about Istron Bay

Istron Bay by month

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

Recommended for Crete

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 31st Jan 2026 · View all TUI offers

TUI deal finder

Destination

The climate guide for Crete (Istron Bay) 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 Istron Bay?

Istron Bay has a temperate climate with hot dry summers.

Istron Bay weather in January

Expect daytime maximum temperatures of 14°C in Istron Bay, Crete 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 138 mm of rainfall in the month.

14
14°C max day temperature
4
4 hours of sunshine per day
12
12 days with some rainfall
8
8°C min night temperature
10
10 hours of daylight per day
0
No heat & humidity
138
138 mm of monthly rainfall
2
2 (Low) UV index
16
16°C sea temperature

Back to months

Istron Bay weather in February

Expect daytime maximum temperatures of 15°C in Istron Bay, Crete in February based on long-term weather averages. There are 5 hours of sunshine per day on average with 11 days with some rainfall and typically 93 mm of rainfall in the month.

15
15°C max day temperature
5
5 hours of sunshine per day
11
11 days with some rainfall
8
8°C min night temperature
11
11 hours of daylight per day
0
No heat & humidity
93
93 mm of monthly rainfall
4
4 (Moderate) UV index
15
15°C sea temperature

Back to months

Istron Bay weather in March

Expect daytime maximum temperatures of 16°C in Istron Bay, Crete in March based on long-term weather averages. There are 6 hours of sunshine per day on average with typically 79 mm of rainfall in the month.

16
16°C max day temperature
6
6 hours of sunshine per day
8
8 days with some rainfall
9
9°C min night temperature
12
12 hours of daylight per day
0
No heat & humidity
79
79 mm of monthly rainfall
5
5 (Moderate) UV index
15
15°C sea temperature

Back to months

Istron Bay weather in April

Expect daytime maximum temperatures of 19°C in Istron Bay, Crete in April based on long-term weather averages. There are 8 hours of sunshine per day on average.

19
19°C max day temperature
8
8 hours of sunshine per day
5
5 days with some rainfall
11
11°C min night temperature
13
13 hours of daylight per day
0
No heat & humidity
36
36 mm of monthly rainfall
7
7 (High) UV index
16
16°C sea temperature

Back to months

Istron Bay weather in May

Expect daytime maximum temperatures of 23°C in Istron Bay, Crete in May based on long-term weather averages. There are 10 hours of sunshine per day on average.

23
23°C max day temperature
10
10 hours of sunshine per day
3
3 days with some rainfall
14
14°C min night temperature
14
14 hours of daylight per day
0
No heat & humidity
17
17 mm of monthly rainfall
9
9 (Very High) UV index
19
19°C sea temperature

Back to months

Istron Bay weather in June

Expect daytime maximum temperatures of 26°C in Istron Bay, Crete in June based on long-term weather averages. There are 12 hours of sunshine per day on average.

26
26°C max day temperature
12
12 hours of sunshine per day
1
1 day with some rainfall
18
18°C min night temperature
14
14 hours of daylight per day
L
Low heat & humidity
5
5 mm of monthly rainfall
10
10 (Very High) UV index
22
22°C sea temperature

Back to months

Istron Bay weather in July

Expect daytime maximum temperatures of 28°C in Istron Bay, Crete in July based on long-term weather averages. There are 12 hours of sunshine per day on average.

28
28°C max day temperature
12
12 hours of sunshine per day
1
1 day with some rainfall
21
21°C min night temperature
14
14 hours of daylight per day
M
Moderate heat & humidity
1
1 mm of monthly rainfall
10
10 (Very High) UV index
25
25°C sea temperature

Back to months

Istron Bay weather in August

Expect daytime maximum temperatures of 28°C in Istron Bay, Crete in August based on long-term weather averages. There are 12 hours of sunshine per day on average.

28
28°C max day temperature
12
12 hours of sunshine per day
1
1 day with some rainfall
21
21°C min night temperature
13
13 hours of daylight per day
M
Moderate heat & humidity
2
2 mm of monthly rainfall
9
9 (Very High) UV index
25
25°C sea temperature

Back to months

Istron Bay weather in September

Expect daytime maximum temperatures of 26°C in Istron Bay, Crete in September based on long-term weather averages. There are 10 hours of sunshine per day on average.

26
26°C max day temperature
10
10 hours of sunshine per day
1
1 day with some rainfall
19
19°C min night temperature
12
12 hours of daylight per day
L
Low heat & humidity
18
18 mm of monthly rainfall
8
8 (Very High) UV index
25
25°C sea temperature

Back to months

Istron Bay weather in October

Expect daytime maximum temperatures of 22°C in Istron Bay, Crete in October based on long-term weather averages. There are 7 hours of sunshine per day on average with typically 71 mm of rainfall in the month.

22
22°C max day temperature
7
7 hours of sunshine per day
5
5 days with some rainfall
16
16°C min night temperature
11
11 hours of daylight per day
0
No heat & humidity
71
71 mm of monthly rainfall
5
5 (Moderate) UV index
23
23°C sea temperature

Back to months

Istron Bay weather in November

Expect daytime maximum temperatures of 19°C in Istron Bay, Crete in November based on long-term weather averages. There are 5 hours of sunshine per day on average with typically 78 mm of rainfall in the month.

19
19°C max day temperature
5
5 hours of sunshine per day
8
8 days with some rainfall
13
13°C min night temperature
10
10 hours of daylight per day
0
No heat & humidity
78
78 mm of monthly rainfall
3
3 (Moderate) UV index
20
20°C sea temperature

Back to months

Istron Bay weather in December

Expect daytime maximum temperatures of 16°C in Istron Bay, Crete in December based on long-term weather averages. There are 4 hours of sunshine per day on average with 12 days with some rainfall and typically 123 mm of rainfall in the month.