Latvia weather in September 2025
Latvia weather in September 2025
Day
16 °C
Night
9 °C
Sea
15 °C
Precipitation
65 mm
in month
Rainy days
10 days
in month
Daylight
13 hours
average
Sunshine
5 hours
average
Humidity
81 %
Day
16 °C
Night
9 °C
Sea
15 °C
Precipitation
65 mm
in month
Rainy days
10 days
in month
Daylight
13 hours
average
Sunshine
5 hours
average
Humidity
81 %
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Weather overview and FAQs
Weather overview
In Latvia in September, the average air temperature ranges from 16 °C (61 °F) during the day to 9 °C (49 °F) at night. There are 10 days of rain on average, where the rainfall is 65 mm (2.56 in).
Are there good conditions to visit in Latvia in September?
In September there are not good conditions to visit Latvia. A relatively low temperature of 16 °C (61 °F) may be ideal for walking or outdoor activities, but some people may have a different idea of the holiday. The temperature of 9 °C (49 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.
What temperature can I expect during the day in September in Latvia?
In Latvia in September, the average daily temperatures will be 16 °C (61 °F). Nice temperature for walking around the city or on the beach, but you will probably get cold soon when wearing a swimsuit. When walking around all day, people used to cold conditions, pull out their shorts and get rid of their sweaters. On some days, when spending time in the direct sun, sunscreen can be useful, especially for people with more sensitive skin.
What is the average number of rainy days in September in Latvia?
In Latvia in September, we can expect 10 days to be rainy, that is, days when precipitation exceeds 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 2.4 days of the week, or in general - 34 % days.
What is the sea temperature in September in Latvia?
In Latvia in September expect the sea to be warm at 15 °C (59 °F). This is a sea temperature for resilient people only, most people won't enjoy swimming in such cold water or will have to use a wetsuit for water activities.
How many sunny hours can I expect in Latvia in September?
In September in Latvia, you can expect around 5 hours of sunshine.
What is the rainfall intensity in September in Latvia?
In September in Latvia, there is 65 mm (2.56 in) rainfall, which means on average 2 mm (0.09 in) rainfall per day.
What is the air temperature in Latvia in September at night?
The average night temperature in Latvia in September is 9 °C (49 °F). The nights will be cool, layers of clothes will be needed for evening and morning walks, the hotel should be equipped with heating.
How windy is it in September in Latvia?
In Latvia in September, there will be an average wind scale of 4.
Is there a dry season in September in Latvia?
No, September is not a dry month in Latvia, expect rain approximately 10 days in a month.
What is the humidity in Latvia in September?
In Latvia in September, expect humidity around 81 %.
Is the sea in Latvia warmer in September than in August?
No, the sea is not warmer in September in Latvia than in August.
Is the temperature rising or falling in the course of time in September in Latvia?
During September in Latvia, the day temperatures are decreasing - from 19 °C (66 °F) at the beginning of the month to 13 °C (56 °F) at the end of the month.
How long is the day (from dawn till dusk) in Latvia in September?
The length of daylight in Latvia in September is 13 hours.
Is the weather in Latvia warmer in September than in October?
Yes, September in Latvia is warmer than October by 6 °C (42 °F).
Is Latvia rainier in September than in August?
No, September in Latvia is not a rainier month than August.