Harmanli in Fall
In fall (September, October and November), Harmanli sees average daytime highs around 19°C and overnight lows near 10°C, with 155 mm of precipitation over about 19 wet days across the season. It is the 2nd-warmest season and the 3rd-wettest season.
Over the season highs ease from about 28°C in early September to 10°C by late November. The sky is clear or mostly clear about 43% of the time across fall, and the air most often feels dry.
Fall is Harmanli's best season of the year to visit on our travel score. For the whole year in context, see Harmanli's year-round climate.
- Avg daytime high
- 19°C
- 2nd-warmest season
- Avg overnight low
- 10°C
- Precipitation
- 155 mm
- 19 wet days
- Avg wind
- 9 km/h
- Travel score
- 6.1
- best season of the year
- Months
- Sep · Oct · Nov
Temperature in Harmanli in Fall
Over the season highs ease from about 28°C in early September to 10°C by late November.
A typical fall day in Harmanli reaches about 19°C and drops to 10°C overnight. The warmest of the three months is September, the coolest November.
How fall really feels in Harmanli
Once humidity and wind are folded in, fall brings about 0 days that feel above 32°C and 1 that feel at or below 0°C.
The story in fall is cold — wind chill drags the overnight "feels like" below the raw low.
Harmanli 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 | 6° / -1° | 51 | 7.3 | 3.1 | 9.3 | 0.4 |
| Feb | 8° / 0° | 49 | 7.3 | 2.4 | 10.3 | 1.6 |
| Mar | 12° / 3° | 60 | 8.8 | 1.9 | 11.7 | 3.5 |
| Apr | 18° / 7° | 54 | 8.9 | 0.3 | 13.1 | 5.8 |
| May | 23° / 12° | 67 | 11.3 | 0 | 14.3 | 6.7 |
| Jun | 27° / 16° | 55 | 9.4 | 0 | 15 | 6.5 |
| Jul | 30° / 18° | 50 | 6.6 | 0 | 14.7 | 5.6 |
| Aug | 31° / 18° | 28 | 4.4 | 0 | 13.7 | 5.7 |
| Sep | 26° / 14° | 41 | 5.6 | 0 | 12.3 | 7.7 |
| Oct | 19° / 10° | 60 | 6.4 | 0.1 | 10.9 | 6.7 |
| Nov | 13° / 5° | 54 | 6.5 | 0.8 | 9.6 | 3.8 |
| Dec | 7° / 0° | 62 | 7.8 | 2.5 | 9 | 1.0 |
Cloud cover in Fall
The sky is clear or mostly clear about 43% of the time across fall.
Chance of precipitation in Fall
Harmanli gets around 155 mm of rain and snow over 19 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 9 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 13 hours in early September to 9 h 12 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 3.1 kWh/m².
Is fall a good time to visit Harmanli?
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 reasonable time to visit Harmanli for sightseeing.
What to pack for Harmanli in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Harmanli sees daytime highs around 19°C and nights near 10°C. Worth packing: light clothes, a warm layer and sun protection. About 19 days see rain.
UV index in Harmanli in Fall
Clear-sky midday UV across fall averages around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Harmanli peaks around July 17 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 4 | 8 | 7 | 8 | 9 | 8 | 6 | 4 | 2 | 1 |
| Level | Low | Moderate | Moderate | Very high | High | Very high | Very high | Very high | High | Moderate | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Moderate |
| Mar | 4 | Moderate |
| Apr | 8 | Very high |
| May | 7 | High |
| Jun | 8 | Very high |
| Jul | 9 | Very high |
| Aug | 8 | Very high |
| Sep | 6 | High |
| Oct | 4 | Moderate |
| Nov | 2 | Moderate |
| Dec | 1 | Low |
Air quality in Harmanli 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 Harmanli is worst in March — around 16 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (September, 10 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 14 | 14 | 16 | 15 | 14 | 13 | 12 | 11 | 10 | 11 | 11 | 11 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 14 | Moderate |
| Feb | 14 | Moderate |
| Mar | 16 | Moderate |
| Apr | 15 | Moderate |
| May | 14 | Moderate |
| Jun | 13 | Moderate |
| Jul | 12 | Good |
| Aug | 11 | Good |
| Sep | 10 | Good |
| Oct | 11 | Good |
| Nov | 11 | Good |
| Dec | 11 | Good |
Where is Harmanli?
Harmanli sits at 41.9°N, 25.9°E, 61 m above sea level, in Bulgaria. The nearest listed city is Dimitrovgrad, 28 km away.
Topography around Harmanli
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Harmanli.
Within 3 km, the terrain around Harmanli has only modest variations in elevation — a maximum elevation change of 178 m around an average of 114 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 361 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,691 m.
The land around Harmanli is covered by trees (29%), grassland (29%) and cropland (27%) within 3 km, cropland (34%), grassland (32%) and trees (31%) within 16 km, and cropland (42%), trees (35%) and grassland (20%) within 80 km.
Bulgaria travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type C / F
- 230 V · 50 Hz
- Prices
- ≈ 23% of US
- price level, 2025
- GDP per capita
- $20,328
- 2025
- Happiness
- 5.7 / 10
- World Happiness, 2025
- Safe drinking water
- 96%
- of population, 2024
- Homicide rate
- 1.1
- per 100k, 2023
- Road deaths
- 9.2
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- High
- EF EPI 594
- 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 Harmanli (41.9323°, 25.9017°, elevation 61 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.