Kellau, Austria experiences average highs of 15°C (59°F) and lows of 5°C (41°F) throughout the year. Rainfall is frequent, averaging about 16 rainy days per month. Average highs have warmed by 1.1°C (2.0°F) across the available records.
Kellau, Austria Weather & Climate 2026
Monthly climate averages for Kellau, Austria. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: May–Aug At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
4.6/10
Best: June, July, August, September, October
UV Index
4
Low
Temperature 15°C / 5°C
Feels Like 14°C / 3°C
Rainy Days 16
Rainfall 153 mm
Sunshine 8 h
Humidity 82%
Wind Speed 8 km/h
Dew Point 7°C
Snow Days 11 days
Frost Days 15 days
Hottest Month
24°C
August
Avg Low14°C
Rain18days
Coldest Month
-5°C
January
Avg High4°C
Rain16days
Driest Month
13days
February
Avg High7°C
Avg Low-2°C
Windiest Month
9 km/h
April (Gusts 38)
Worst Time to Visit
Consider avoiding January, February, March, December due to very cold temperatures, heavy rainfall.
Sun Position
Sunrise 05:10
Daylight 16h
Sunset 21:08
Live conditions—
Kellau on the map · live conditions
Kellau, Austria
- Continent
- Europe
- Country
- Austria
- City
- Kellau
- Population
- 723
- Coordinates
- 47.61°, 13.18°
Seasonal Breakdown
Spring
Mar–May
Avg High 14°C
Avg Low 4°C
Rain 18 days/mo
Summer
Jun–Aug
Avg High 24°C
Avg Low 14°C
Rain 19 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 16°C
Avg Low 6°C
Rain 14 days/mo
2/3 best months
Winter
Dec–Feb
Avg High 6°C
Avg Low -3°C
Rain 15 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 4°C / -5°C . Feb: 7°C / -2°C . Mar: 10°C / 0°C . Apr: 13°C / 3°C . May: 18°C / 8°C . Jun: 23°C / 13°C . Jul: 24°C / 14°C . Aug: 24°C / 14°C . Sep: 20°C / 11°C . Oct: 17°C / 7°C . Nov: 10°C / 1°C . Dec: 6°C / -2°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 131 mm. Feb: 110 mm. Mar: 120 mm. Apr: 124 mm. May: 208 mm. Jun: 185 mm. Jul: 222 mm. Aug: 198 mm. Sep: 164 mm. Oct: 130 mm. Nov: 113 mm. Dec: 130 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 82%. Feb: 80%. Mar: 78%. Apr: 76%. May: 82%. Jun: 80%. Jul: 83%. Aug: 83%. Sep: 84%. Oct: 85%. Nov: 84%. Dec: 83%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 8 km/h . Feb: 8 km/h . Mar: 8 km/h . Apr: 9 km/h . May: 8 km/h . Jun: 8 km/h . Jul: 8 km/h . Aug: 7 km/h . Sep: 7 km/h . Oct: 8 km/h . Nov: 8 km/h . Dec: 8 km/h .
Sunshine
Sunshine
Sunshine: Jan: 5h. Feb: 7h. Mar: 8h. Apr: 10h. May: 10h. Jun: 11h. Jul: 11h. Aug: 10h. Sep: 8h. Oct: 7h. Nov: 6h. Dec: 5h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 2. Mar: UV 4. Apr: UV 5. May: UV 5. Jun: UV 6. Jul: UV 6. Aug: UV 5. Sep: UV 4. Oct: UV 3. Nov: UV 2. Dec: UV 1.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow DaysSnowfall
Snow Days: Jan: 18 days. Feb: 15 days. Mar: 15 days. Apr: 10 days. May: 5 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 2 days. Oct: 6 days. Nov: 13 days. Dec: 17 days.
Climate Trends
Average highs have warmed by 1.1°C (2.0°F) across the available records. Average rainfall is trending drier by about 28 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Jun 2025 · 25°C | Aug · 24°C |
| Coldest month | Jan 2025 · -5°C | Jan · -5°C |
| Wettest month | Jul 2025 · 342 mm | Jul · 222 mm |
| Windiest month | Jan 2025 · 9 km/h | Apr · 9 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Poor April
Fair May
Wet June best
Excellent July best
Wet August best
Excellent September best
Good October best
Good November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 4°C / -5°C | 1°C / -9°C | 16days (131 mm) Wet | 5.1h Fair | 82% Humid | 1.6 Low | Poor | View Details |
| February | 7°C / -2°C | 5°C / -6°C | 13days (110 mm) Wet | 6.6h Fair | 80% Humid | 2.3 Moderate | Poor | View Details |
| March | 10°C / 0°C | 7°C / -3°C | 16days (120 mm) Wet | 8.3h Good | 78% Humid | 3.5 Moderate | Poor | View Details |
| April | 13°C / 3°C | 12°C / 1°C | 16days (124 mm) Wet | 9.6h Good | 76% Humid | 4.8 Moderate | Fair | View Details |
| May | 18°C / 8°C | 17°C / 6°C | 22days (208 mm) Wet | 9.5h Good | 82% Humid | 5.1 High | Wet | View Details |
| June best | 23°C / 13°C | 25°C / 13°C | 18days (185 mm) Wet | 10.9h Excellent | 80% Humid | 6.2 High | Excellent | View Details |
| July best | 24°C / 14°C | 26°C / 15°C | 21days (222 mm) Wet | 10.8h Excellent | 83% Humid | 5.8 High | Wet | View Details |
| August best | 24°C / 14°C | 26°C / 15°C | 18days (198 mm) Wet | 9.8h Good | 83% Humid | 5.3 High | Excellent | View Details |
| September best | 20°C / 11°C | 21°C / 10°C | 15days (164 mm) Wet | 8.2h Good | 84% Humid | 4 Moderate | Good | View Details |
| October best | 17°C / 7°C | 16°C / 5°C | 14days (130 mm) Wet | 6.9h Fair | 85% Humid | 2.7 Moderate | Good | View Details |
| November | 10°C / 1°C | 8°C / -1°C | 13days (113 mm) Wet | 5.6h Fair | 84% Humid | 1.8 Low | Poor | View Details |
| December | 6°C / -2°C | 3°C / -6°C | 15days (130 mm) Wet | 4.6h Fair | 83% Humid | 1.3 Low | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Kellau are June, July, August, September, October, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Kellau, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Kellau is August, with average daytime highs of 24°C (76°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Kellau is January, with average overnight lows of -5°C (23°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Kellau is July, averaging 222mm of precipitation across 21 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Kellau runs through May, July, June, August, with the heaviest rainfall in May. Based on 10-year averages for Kellau.
Kellau receives approximately 96 sunshine hours per year. The sunniest month is June with around 11 hours. Based on climate data for Kellau.
The least favorable months to visit Kellau are January, February, March, December, primarily due to very cold temperatures, heavy rainfall. For the best conditions, consider June, July, August, September, October instead.
The annual average UV index in Kellau is 4, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Kellau is 82%, classified as humid. High humidity makes warm temperatures feel significantly hotter — lightweight, breathable clothing is recommended.
Yes, Kellau receives snow. Months with snowfall average 11 snow days and 42 cm (17 in) of accumulation, with about 15 frost days during winter.
Average wind speeds in Kellau are 8 km/h (5 mph). The windiest month is April with peak winds reaching 9 km/h (5 mph) (gusts up to 38 km/h / 24 mph).
Kellau averages 3 clear-sky days per month with overall cloud cover around 66%. The clearest skies occur in March.
The annual average dew point in Kellau is 7°C (45°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Kellau has a Oceanic climate, classified as Cfb under the Köppen system. Temperate climates have mild winters and warm summers, with rainfall spread across the year and four distinct seasons.
The 'feels like' temperature in Kellau ranges from 3°C (37°F) to 14°C (57°F) on average. The 'feels like' temperature closely matches the actual temperature throughout most of the year.
Yes, June is a great time to visit Kellau. It earns a climate score of 7.7/10 with Excellent.
For June in Kellau, pack Umbrella, Waterproof jacket, Waterproof shoes, Sunscreen (SPF 30+), Sunglasses. With average highs of 23°C (74°F) and 18 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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