Marina di Grosseto — Water Temperature in October

Water Temperature Range

19°C

minimum

22°C

average

25°C

maximum

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Water Temperature Chart for Month

The chart shows the average daily water temperature for each day of the month based on historical data.

Table of Water Temperatures by Day of the Month for Previous Years

Day	2025	2024	2023	2022
OCT 1	23°C	23°C	24°C	23°C
OCT 2	24°C	23°C	24°C	24°C
OCT 3	22°C	23°C	24°C	20°C
OCT 4	22°C	22°C	23°C	21°C
OCT 5	22°C	22°C	23°C	20°C
OCT 6	23°C	22°C	24°C	21°C
OCT 7	23°C	22°C	24°C	22°C
OCT 8	21°C	21°C	23°C	21°C
OCT 9	22°C	21°C	23°C	21°C
OCT 10	22°C	21°C	22°C	22°C
OCT 11	22°C	21°C	22°C	23°C
OCT 12	22°C	21°C	22°C	24°C
OCT 13	21°C	21°C	21°C	21°C
OCT 14	22°C	21°C	22°C	20°C
OCT 15	21°C	21°C	21°C	20°C
OCT 16	21°C	21°C	20°C	23°C
OCT 17	22°C	22°C	21°C	24°C
OCT 18	21°C	20°C	20°C	20°C
OCT 19	21°C	21°C	21°C	21°C
OCT 20	21°C	20°C	20°C	20°C
OCT 21	22°C	20°C	21°C	24°C
OCT 22	21°C	20°C	20°C	24°C
OCT 23	21°C	20°C	20°C	23°C
OCT 24	21°C	20°C	20°C	20°C
OCT 25	21°C	20°C	19°C	20°C
OCT 26	21°C	20°C	20°C	24°C
OCT 27	20°C	20°C	20°C	20°C
OCT 28	20°C	20°C	20°C	20°C
OCT 29	21°C	19°C	20°C	20°C
OCT 30	21°C	20°C	19°C	22°C
OCT 31	21°C	19°C	19°C	22°C

October: Climate and Swimming Opportunities

Average Night Air Temperature

13°C

Average Day Air Temperature

21°C

Precipitation Amount per Month

78 mm

Number of Rainy Days

Daylight per Day

11 hrs

Sunshine per Day

5 hrs

Average Wind Speed

13 km/h

Average Humidity

75%

With such a ratio between the average monthly temperatures of water and air, swimming feels warm and comfortable even if the day isn’t hot. The water can feel warmer than the air, so getting out may feel a bit cool.