Riga in Fall
In fall (September, October and November), Riga sees average daytime highs around 10°C and overnight lows near 6°C, with 208 mm of precipitation over about 39 wet days across the season. It is the 2nd-warmest season and the 2nd-wettest season.
Over the season highs ease from about 19°C in early September to 3°C by late November. The sky is clear or mostly clear about 14% of the time across fall, and the air most often feels dry.
Fall is Riga's 2nd-best season to visit on our travel score. For the whole year in context, see Riga's year-round climate.
- Avg daytime high
- 10°C
- 2nd-warmest season
- Avg overnight low
- 6°C
- Precipitation
- 208 mm
- 39 wet days
- Avg wind
- 18 km/h
- Travel score
- 2.4
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Riga in Fall
Over the season highs ease from about 19°C in early September to 3°C by late November.
A typical fall day in Riga reaches about 10°C and drops to 6°C overnight. The warmest of the three months is September, the coolest November.
How fall really feels in Riga
Once humidity and wind are folded in, fall brings about 0 days that feel above 32°C and 34 that feel at or below 0°C.
The story in fall is cold — wind chill drags the overnight "feels like" below the raw low.
Riga weather by month
How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | -0° / -4° | 46 | 11.2 | 7.7 | 7.2 | 0.0 |
| Feb | -0° / -4° | 38 | 9.8 | 7.4 | 9 | 0.0 |
| Mar | 3° / -2° | 38 | 9.7 | 5 | 11.4 | 0.0 |
| Apr | 9° / 3° | 41 | 9.3 | 1.4 | 13.9 | 2.0 |
| May | 15° / 8° | 52 | 10.3 | 0 | 16.1 | 4.5 |
| Jun | 19° / 12° | 73 | 11.3 | 0 | 17.4 | 5.8 |
| Jul | 22° / 15° | 71 | 11.7 | 0 | 16.9 | 6.4 |
| Aug | 21° / 15° | 79 | 13 | 0 | 15 | 6.1 |
| Sep | 16° / 11° | 70 | 11.6 | 0 | 12.5 | 4.8 |
| Oct | 10° / 6° | 80 | 14.2 | 0.6 | 10 | 2.1 |
| Nov | 5° / 2° | 59 | 12.8 | 3.8 | 7.8 | 0.2 |
| Dec | 1° / -2° | 49 | 12.1 | 7.1 | 6.6 | 0.0 |
Cloud cover in Fall
The sky is clear or mostly clear about 14% of the time across fall.
Chance of precipitation in Fall
Riga gets around 208 mm of rain and snow over 39 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 18 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 13 h 42 min in early September to 6 h 54 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 1.6 kWh/m².
Is fall a good time to visit Riga?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is a weaker month for outdoor sightseeing in Riga.
What to pack for Riga in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Riga sees daytime highs around 10°C and nights near 6°C. Pack a warm layer and rain gear. Worth having: a heavy coat. About 39 days see rain.
Sea temperature near Riga in Fall
The nearest coast averages about 12°C across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 20 km away) is warmest in August at about 19°C and coldest in February near 1°C.
The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 2 | 1 | 1 | 3 | 9 | 14 | 18 | 19 | 16 | 11 | 8 | 5 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Cool | Cool | Bracing | Bracing | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 2 | Bracing |
| Feb | 1 | Bracing |
| Mar | 1 | Bracing |
| Apr | 3 | Bracing |
| May | 9 | Bracing |
| Jun | 14 | Bracing |
| Jul | 18 | Cool |
| Aug | 19 | Cool |
| Sep | 16 | Cool |
| Oct | 11 | Bracing |
| Nov | 8 | Bracing |
| Dec | 5 | Bracing |
UV index in Riga in Fall
Clear-sky midday UV across fall averages around 2. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Riga peaks around June 20 at about 6 (high) — a little sun protection helps at midday. It bottoms out near December 19 at about 0 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 0 | 1 | 2 | 3 | 5 | 6 | 5 | 5 | 3 | 1 | 1 | 0 |
| Level | Low | Low | Low | Moderate | Moderate | High | High | High | Moderate | Low | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 0 | Low |
| Feb | 1 | Low |
| Mar | 2 | Low |
| Apr | 3 | Moderate |
| May | 5 | Moderate |
| Jun | 6 | High |
| Jul | 5 | High |
| Aug | 5 | High |
| Sep | 3 | Moderate |
| Oct | 1 | Low |
| Nov | 1 | Low |
| Dec | 0 | Low |
Air quality in Riga in Fall
Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.
Air quality in Riga is worst in June — around 17 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (November, 7 µg/m³).
Seasonal pattern from CAMS reanalysis, scaled to Riga's WHO annual average of 12.1 µg/m³.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 8 | 10 | 14 | 16 | 17 | 17 | 14 | 14 | 12 | 8 | 7 | 7 |
| Level | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 8 | Good |
| Feb | 10 | Good |
| Mar | 14 | Moderate |
| Apr | 16 | Moderate |
| May | 17 | Moderate |
| Jun | 17 | Moderate |
| Jul | 14 | Moderate |
| Aug | 14 | Moderate |
| Sep | 12 | Good |
| Oct | 8 | Good |
| Nov | 7 | Good |
| Dec | 7 | Good |
Where is Riga?
Riga sits at 56.9°N, 24.1°E, 6 m above sea level, in Latvia. The nearest listed city is Dārzciems, 4.0 km away.
Topography around Riga
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Riga.
Within 3 km, the terrain around Riga has only modest variations in elevation — a maximum elevation change of 36 m around an average of 8 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 52 m; within 80 km, significant variations in elevation — a maximum elevation change of 277 m.
The land around Riga is covered by artificial surfaces (50%) and trees (25%) within 3 km, trees (47%) within 16 km, and trees (45%) and cropland (22%) within 80 km.
Latvia travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type C / F
- 230 V · 50 Hz
- Prices
- ≈ 57% of US
- price level, 2025
- GDP per capita
- $26,312
- 2025
- Happiness
- 6.4 / 10
- World Happiness, 2025
- Safe drinking water
- 97%
- of population, 2024
- Homicide rate
- 2.5
- per 100k, 2023
- Road deaths
- 8.1
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- High
- EF EPI 599
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Riga (56.946°, 24.1059°, elevation 6 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.