UTC Offset
UTC+02:00
Gromnik, Poland Snapshot 2026
Where is Gromnik?
Gromnik, Poland
- Continent
- Europe
- Country
- Poland
- City
- Gromnik
- Population
- 3.3K
- Coordinates
- 49.84°, 20.96°
Gromnik is a city in Poland with a population of approximately 3.3K. Average temperatures range from -3°C (26°F) in January to 25°C (76°F) in August. The best time to visit is June, July, August, September.
Time in Gromnik right now
Open full time & time zone page 04:21 21
Thursday, June 18, 2026
IANA time zone
Europe/Warsaw
Daylight saving
DST in effect
CET / CEST
Next DST change
October 25
backward -1h
Live weather in Gromnik
Daylight in Gromnik today
View full sunrise & sunset page Sunrise
Sunset
Day length
16h 20m
Climate normals for Gromnik
Long-term monthly averages based on historical data.
January
Poor 
February
Poor March
Poor April
Fair May
Good June best
Excellent July best
Excellent August best
Excellent September best
Good October
Fair November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 2°C / -3°C | -2°C / -8°C | 13days (61 mm) Wet | 4h Fair | 83% Humid | 1.2 Low | Poor | View Details |
| February | 5°C / -2°C | 1°C / -6°C | 12days (60 mm) Wet | 5.2h Fair | 79% Humid | 1.8 Low | Poor | View Details |
| March | 9°C / 0°C | 5°C / -4°C | 12days (49 mm) Wet | 7.5h Good | 73% Muggy | 3.2 Moderate | Poor | View Details |
| April | 14°C / 5°C | 11°C / 1°C | 12days (70 mm) Wet | 9.1h Good | 70% Muggy | 4.4 Moderate | Fair | View Details |
| May | 18°C / 9°C | 17°C / 7°C | 15days (92 mm) Wet | 10.5h Excellent | 72% Muggy | 5.4 High | Good | View Details |
| June best | 23°C / 14°C | 24°C / 14°C | 13days (78 mm) Wet | 12h Excellent | 72% Muggy | 6 High | Excellent | View Details |
| July best | 24°C / 16°C | 25°C / 15°C | 15days (115 mm) Wet | 11.5h Excellent | 72% Muggy | 5.8 High | Excellent | View Details |
| August best | 25°C / 15°C | 25°C / 15°C | 12days (101 mm) Wet | 10.6h Excellent | 74% Muggy | 5.3 High | Excellent | View Details |
| September best | 20°C / 12°C | 19°C / 10°C | 12days (94 mm) Wet | 8.1h Good | 77% Humid | 3.9 Moderate | Good | View Details |
| October | 14°C / 7°C | 12°C / 4°C | 11days (76 mm) Wet | 6.4h Fair | 80% Humid | 2.4 Moderate | Fair | View Details |
| November | 8°C / 2°C | 5°C / -1°C | 11days (61 mm) Wet | 4.3h Fair | 85% Humid | 1.3 Low | Poor | View Details |
| December | 4°C / -1°C | 0°C / -5°C | 14days (64 mm) Wet | 3.2h Poor | 86% Very Muggy | 1 Low | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 2°C / -3°C . Feb: 5°C / -2°C . Mar: 9°C / 0°C . Apr: 14°C / 5°C . May: 18°C / 9°C . Jun: 23°C / 14°C . Jul: 24°C / 16°C . Aug: 25°C / 15°C . Sep: 20°C / 12°C . Oct: 14°C / 7°C . Nov: 8°C / 2°C . Dec: 4°C / -1°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 61 mm. Feb: 60 mm. Mar: 49 mm. Apr: 70 mm. May: 92 mm. Jun: 78 mm. Jul: 115 mm. Aug: 101 mm. Sep: 94 mm. Oct: 76 mm. Nov: 61 mm. Dec: 64 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 83%. Feb: 79%. Mar: 73%. Apr: 70%. May: 72%. Jun: 72%. Jul: 72%. Aug: 74%. Sep: 77%. Oct: 80%. Nov: 85%. Dec: 86%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 17 km/h . Feb: 18 km/h . Mar: 17 km/h . Apr: 17 km/h . May: 15 km/h . Jun: 14 km/h . Jul: 14 km/h . Aug: 13 km/h . Sep: 14 km/h . Oct: 17 km/h . Nov: 16 km/h . Dec: 17 km/h .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 1. Feb: UV 2. Mar: UV 3. Apr: UV 4. May: UV 5. Jun: UV 6. Jul: UV 6. Aug: UV 5. Sep: UV 4. Oct: UV 2. Nov: UV 1. Dec: UV 1.
Frequently Asked Questions
Gromnik has a population of approximately 3.3K.
The best months to visit Gromnik are June, July, August, September, when temperatures are pleasant and rainfall is lower.
Gromnik receives approximately 921mm of rainfall annually across 152 rainy days.
Gromnik is located in Poland, in the Europe region.