UTC Offset
UTC+02:00
Trebnje, Slovenia Snapshot 2026
Where is Trebnje?
Trebnje, Slovenia
- Continent
- Europe
- Country
- Slovenia
- City
- Trebnje
- Population
- 3.5K
- Coordinates
- 45.90°, 15.02°
Trebnje is a city in Slovenia with a population of approximately 3.5K. Average temperatures range from -1°C (29°F) in January to 27°C (81°F) in July. The best time to visit is June, July, August, September, October.
Time in Trebnje right now
Open full time & time zone page 09:27 27
Thursday, June 18, 2026
IANA time zone
Europe/Ljubljana
Daylight saving
DST in effect
CET / CEST
Next DST change
October 25
backward -1h
Live weather in Trebnje
Daylight in Trebnje today
View full sunrise & sunset page Sunrise
Sunset
Day length
15h 44m
Climate normals for Trebnje
Long-term monthly averages based on historical data.
January
Poor 
February
Poor March
Fair April
Fair May
Good June best
Excellent July best
Excellent August best
Excellent September best
Excellent October best
Good November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 6°C / -1°C | 3°C / -5°C | 8days (66 mm) Wet | 5.1h Fair | 83% Humid | 1.6 Low | Poor | View Details |
| February | 8°C / 0°C | 5°C / -3°C | 7days (66 mm) Good | 6.1h Fair | 79% Humid | 2.2 Moderate | Poor | View Details |
| March | 12°C / 2°C | 9°C / -1°C | 10days (68 mm) Wet | 8.1h Good | 73% Muggy | 3.4 Moderate | Fair | View Details |
| April | 16°C / 6°C | 14°C / 4°C | 9days (78 mm) Wet | 9.6h Good | 71% Muggy | 4.9 Moderate | Fair | View Details |
| May | 20°C / 10°C | 19°C / 9°C | 17days (134 mm) Wet | 9.9h Good | 77% Humid | 5.7 High | Good | View Details |
| June best | 26°C / 15°C | 27°C / 16°C | 12days (86 mm) Wet | 11.9h Excellent | 73% Muggy | 6.7 High | Excellent | View Details |
| July best | 27°C / 17°C | 29°C / 18°C | 13days (101 mm) Wet | 12.1h Excellent | 70% Muggy | 6.6 High | Excellent | View Details |
| August best | 27°C / 17°C | 29°C / 19°C | 12days (96 mm) Wet | 10.9h Excellent | 72% Muggy | 6 High | Excellent | View Details |
| September best | 22°C / 13°C | 22°C / 13°C | 12days (124 mm) Wet | 8.7h Good | 78% Humid | 4.5 Moderate | Excellent | View Details |
| October best | 17°C / 9°C | 16°C / 7°C | 9days (90 mm) Wet | 6.7h Fair | 83% Humid | 3 Moderate | Good | View Details |
| November | 10°C / 4°C | 8°C / 2°C | 10days (108 mm) Wet | 4.3h Fair | 86% Very Muggy | 2 Low | Poor | View Details |
| December | 6°C / 0°C | 4°C / -3°C | 9days (77 mm) Wet | 4.4h Fair | 86% Very Muggy | 1.3 Low | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 6°C / -1°C . Feb: 8°C / 0°C . Mar: 12°C / 2°C . Apr: 16°C / 6°C . May: 20°C / 10°C . Jun: 26°C / 15°C . Jul: 27°C / 17°C . Aug: 27°C / 17°C . Sep: 22°C / 13°C . Oct: 17°C / 9°C . Nov: 10°C / 4°C . Dec: 6°C / 0°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 66 mm. Feb: 66 mm. Mar: 68 mm. Apr: 78 mm. May: 134 mm. Jun: 86 mm. Jul: 101 mm. Aug: 96 mm. Sep: 124 mm. Oct: 90 mm. Nov: 108 mm. Dec: 77 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 83%. Feb: 79%. Mar: 73%. Apr: 71%. May: 77%. Jun: 73%. Jul: 70%. Aug: 72%. Sep: 78%. Oct: 83%. Nov: 86%. Dec: 86%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 11 km/h . Feb: 13 km/h . Mar: 13 km/h . Apr: 13 km/h . May: 12 km/h . Jun: 11 km/h . Jul: 10 km/h . Aug: 10 km/h . Sep: 11 km/h . Oct: 11 km/h . Nov: 10 km/h . Dec: 10 km/h .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 2. Mar: UV 3. Apr: UV 5. May: UV 6. Jun: UV 7. Jul: UV 7. Aug: UV 6. Sep: UV 5. Oct: UV 3. Nov: UV 2. Dec: UV 1.
Frequently Asked Questions
Trebnje has a population of approximately 3.5K.
The best months to visit Trebnje are June, July, August, September, October, when temperatures are pleasant and rainfall is lower.
Trebnje receives approximately 1094mm of rainfall annually across 128 rainy days.
Trebnje is located in Slovenia, in the Europe region.