Weather in Tallinn in October 2025
Average weather
Average temperature in Tallinn in October
The expected average maximum temperature in October is +8°C with a maximum of +16°C and a minimum of -2°C.
The average maximum temperature goes down 33% by the end of the month, compared with the beginning of the month, from +15°C to +9°C.
Is Tallinn warm or cold in October?
Tallinn is typically cool in October.
Maximum temperatures go down compared to the previous month from +15°C to +9°C. The minimum temperature also goes down from +9°C to +4°C.
Pack a sweater and a jacket as there will be cooler temperatures.
Take a look at how October is compared to other months in Tallinn:
Water temperature in Tallinn in October
Water in Tallinn in October is Cold. It varies from +7°C to +15°C, with an average of +11°C. Note that the air temperature is lower than the water temperature, averaging around +9°C.
In October, water temperatures are average relative to the rest of the year:
Can you swim in Tallinn in October?
Climate in Tallinn in October
| September | October | November | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +15°C | +9°C | +4°C | ||||
| Min. temperature | ||||||
| -2°C | -9°C | -18°C | ||||
| Max. temperature | ||||||
| +27°C | +20°C | +14°C | ||||
| Rainfall | ||||||
| 59 mm | 55 mm | 29 mm | ||||
| Wind | ||||||
| 3 m/s | 3 m/s | 3 m/s | ||||
| Avg. water temperature | ||||||
| +16°C | +11°C | +7°C | ||||
| Humidity | ||||||
| 82% | 84% | 87% | ||||
| Air pressure | ||||||
| 1012 HPa | 1012 HPa | 1011 HPa | ||||
| Sunny days | ||||||
| 4 | 2 | 1 | ||||
| Cloudy days | ||||||
| 8 | 11 | 12 | ||||
| Rainy days | ||||||
| 17 | 16 | 9 | ||||
| Snowy days | ||||||
| 0 | 1 | 8 | ||||
October weather is still as ok as in September. It’s getting colder in October. From +15°C in the day, the average maximum temperature lowers to +9°C. As October arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 59 mm to 55 mm. Humidity rises from 82% to 84%. The average wind speed doesn’t change much during October, staying around 3 m/s. The days becoming less sunny, going from 4 sunny days in September to 2 in October.
November brings much the same weather, it remains ok.
Wind
The average wind speed is 4 m/s getting up to 10 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Tallinn is gradually decreasing during October, going from 6 m/s to 5 m/s over the course of the month.
Rain
Snow
Here’s how October is compared with other months in the amount of snow, total mm:
How was the weather last October in Tallinn?
Climate Change over Years
The climate in Tallinn in October has not changed much over the last 43 years.
The average temperature was the lowest in 1987 (+6°C) and the highest in 2020 (+11°C). The driest year was 2018 with only 182 mm of rainfall, and the wettest year was 2016 with 848 mm.
FAQ
Is October a good time to visit Tallinn?
Can you sunbathe in Tallinn in October?
Can you swim in Tallinn in October?
Is Tallinn rainy in October?
Is it sunny in Tallinn in October?
Monthly weather in Tallinn
Source of the data
For this page, we’ve looked at the typical weather in Tallinn, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.