Rīga Weather in August
In Rīga, August brings high daytime temperatures around 23°C (73°F), with nights cooling to 14°C (57°F). It is the wettest month of the year, so expect more rainfall than usual.
Rainfall in Rīga in August
Since this is the rainiest month of the year, it's a good idea to carry an umbrella just in case. You can typically expect 15 days of rain this month, averaging around 84 mm (3.3 in). A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.
Temperature in Rīga in August
August is one of the better months to visit Rīga. Expect 23°C (73°F) during the day and 14°C (57°F) at night. August is in the summer season. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights drop to around 14°C (57°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Rīga in August
Expect sunny days throughout the month, with an estimated 230 hours of sunshine. This makes it a pleasant time to visit Rīga.
Wind Speed in Rīga in August
Wind speeds average 3 m/s (6 knots) during August. At this speed, light breezes keep leaves and small twigs in gentle motion while the wind also provides natural cooling. Since this is an average, some days are more tranquil while others have more persistent light winds that are more noticeable.
Average water temperature in August
The water temperature is only 10°C (50°F) this month — cold enough that most people will want to stay out. Hardy swimmers may manage a quick dip, but it won't be comfortable.So this is a great month to visit if you prefer dry days with pleasant temperatures.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Latvia, check out our Rīga's climate page.
Rīga Temperature in August
Min Temperature
14°C (57°F)
Max Temperature
23°C (73°F)
Water Temperature
10°C (50°F)
Chance of Rain
49%
Precipitation
84 mm (3.3 in)
Rainy days
15 days
Humidity
76%
Windspeed
3 m/s (6 knots)
Sunshine
230 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Rīga typically drop from around 23°C (73°F) at the start of August to approximately 20°C (68°F) by the end. Nights are cool, with lows typically ranging from 11°C (52°F) to 14°C (57°F).
Average temperatures in August
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in August
Historical weather for Rīga in August
Browse day-by-day weather records for Rīga spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Rīga historical weather extremes in August
Based on 49 years of weather observations (1976-2025), these are the most extreme conditions recorded in Rīga.
- Rīga recorded its highest August temperature of 35°C (95°F) on August 6, 1994.
- On August 27, 1984, Rīga saw its coldest August day with temperatures maxing out at 12°C (54°F).
- The coldest night in August in Rīga was on August 29, 2017, with a minimum of 4°C (39°F).
Best Places in Latvia in August
Find out more about the weather in Latvia and which places have the best travel conditions in this month. See all of Latvia in August →
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What to Wear in Rīga in August
Comfortable temperatures call for an easy wardrobe in August. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. With water temperatures around 10°C (50°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Rīga in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Latvia, check out our Rīga's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Rīga climate overview or explore weather in Latvia.
