UTC Offset
UTC+02:00
Lerum, Sweden Snapshot 2026
Where is Lerum?
Lerum, Sweden
- Continent
- Europe
- Country
- Sweden
- City
- Lerum
- Population
- 26.9K
- Coordinates
- 57.77°, 12.27°
Lerum is a city in Sweden with a population of approximately 26.9K. Average temperatures range from -1°C (30°F) in January to 21°C (70°F) in July. The best time to visit is May, June, July, August, September.
Time in Lerum right now
Open full time & time zone page 05:36 36
Thursday, June 18, 2026
IANA time zone
Europe/Stockholm
Daylight saving
DST in effect
CET / CEST
Next DST change
October 25
backward -1h
Live weather in Lerum
Daylight in Lerum today
View full sunrise & sunset page Sunrise
Sunset
Day length
18h 06m
Climate normals for Lerum
Long-term monthly averages based on historical data.
January
Poor 
February
Poor March
Poor April
Fair May best
Good June best
Excellent July best
Good August best
Good September best
Good October
Fair November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 3°C / -1°C | -1°C / -5°C | 12days (70 mm) Wet | 2.5h Poor | 89% Very Muggy | 0.5 Low | Poor | View Details |
| February | 3°C / -1°C | -1°C / -5°C | 11days (70 mm) Wet | 4.5h Fair | 87% Very Muggy | 1.2 Low | Poor | View Details |
| March | 6°C / 0°C | 3°C / -4°C | 10days (54 mm) Wet | 6.8h Fair | 82% Humid | 2.5 Moderate | Poor | View Details |
| April | 11°C / 3°C | 8°C / 0°C | 9days (49 mm) Wet | 10.4h Excellent | 71% Muggy | 3.8 Moderate | Fair | View Details |
| May best | 17°C / 8°C | 15°C / 6°C | 11days (61 mm) Wet | 12.1h Excellent | 70% Muggy | 5 Moderate | Good | View Details |
| June best | 21°C / 13°C | 20°C / 11°C | 12days (82 mm) Wet | 13.1h Excellent | 72% Muggy | 5.6 High | Excellent | View Details |
| July best | 21°C / 14°C | 21°C / 14°C | 15days (115 mm) Wet | 12.6h Excellent | 77% Humid | 5.4 High | Good | View Details |
| August best | 20°C / 14°C | 19°C / 13°C | 16days (107 mm) Wet | 10.5h Excellent | 81% Humid | 4.4 Moderate | Good | View Details |
| September best | 17°C / 12°C | 16°C / 10°C | 13days (89 mm) Wet | 7.9h Good | 83% Humid | 3.4 Moderate | Good | View Details |
| October | 12°C / 7°C | 9°C / 5°C | 15days (89 mm) Wet | 5.1h Fair | 87% Very Muggy | 1.7 Low | Fair | View Details |
| November | 7°C / 3°C | 3°C / 0°C | 12days (60 mm) Wet | 2.6h Poor | 91% Very Muggy | 0.7 Low | Poor | View Details |
| December | 4°C / 1°C | 0°C / -3°C | 13days (64 mm) Wet | 1.6h Poor | 92% Very Muggy | 0.4 Low | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 3°C / -1°C . Feb: 3°C / -1°C . Mar: 6°C / 0°C . Apr: 11°C / 3°C . May: 17°C / 8°C . Jun: 21°C / 13°C . Jul: 21°C / 14°C . Aug: 20°C / 14°C . Sep: 17°C / 12°C . Oct: 12°C / 7°C . Nov: 7°C / 3°C . Dec: 4°C / 1°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 70 mm. Feb: 70 mm. Mar: 54 mm. Apr: 49 mm. May: 61 mm. Jun: 82 mm. Jul: 115 mm. Aug: 107 mm. Sep: 89 mm. Oct: 89 mm. Nov: 60 mm. Dec: 64 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 89%. Feb: 87%. Mar: 82%. Apr: 71%. May: 70%. Jun: 72%. Jul: 77%. Aug: 81%. Sep: 83%. Oct: 87%. Nov: 91%. Dec: 92%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 20 km/h . Feb: 19 km/h . Mar: 18 km/h . Apr: 17 km/h . May: 16 km/h . Jun: 17 km/h . Jul: 16 km/h . Aug: 16 km/h . Sep: 17 km/h . Oct: 19 km/h . Nov: 18 km/h . Dec: 18 km/h .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 1. Feb: UV 1. Mar: UV 3. Apr: UV 4. May: UV 5. Jun: UV 6. Jul: UV 5. Aug: UV 4. Sep: UV 3. Oct: UV 2. Nov: UV 1. Dec: UV 0.
Frequently Asked Questions
Lerum has a population of approximately 26.9K.
The best months to visit Lerum are May, June, July, August, September, when temperatures are pleasant and rainfall is lower.
Lerum receives approximately 910mm of rainfall annually across 149 rainy days.
Lerum is located in Sweden, in the Europe region.