Affalterbach, Germany experiences average highs of 15°C (59°F) and lows of 6°C (43°F) throughout the year. Rainfall is moderate, averaging about 12 rainy days per month. Average highs have warmed by 0.9°C (1.6°F) across the available records.
Affalterbach, Germany Weather & Climate 2026
Monthly climate averages for Affalterbach, Germany. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Feb–Oct 
Wetter season: Jan–Dec At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
5.1/10
Best: May, June, July, August, September
UV Index
4
Low
Temperature 15°C / 6°C
Feels Like 13°C / 4°C
Rainy Days 12
Rainfall 70 mm
Sunshine 8 h
Humidity 75%
Wind Speed 14 km/h
Dew Point 6°C
Snow Days 4 days
Frost Days 13 days
Hottest Month
25°C
August
Avg Low15°C
Rain11days
Coldest Month
-1°C
January
Avg High5°C
Rain14days
Driest Month
10days
September
Avg High20°C
Avg Low11°C
Windiest Month
17 km/h
February (Gusts 38)
Worst Time to Visit
Consider avoiding January, February, December due to very cold temperatures, frequent rain.
Sun Position
Sunrise 05:20
Daylight 16.2h
Sunset 21:29
Live conditions—
Affalterbach on the map · live conditions
Affalterbach, Germany
- Continent
- Europe
- Country
- Germany
- City
- Affalterbach
- Population
- 4.6K
- Coordinates
- 48.92°, 9.32°
Seasonal Breakdown
Spring
Mar–May
Avg High 14°C
Avg Low 5°C
Rain 12 days/mo
1/3 best months
Summer
Jun–Aug
Avg High 24°C
Avg Low 14°C
Rain 12 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 15°C
Avg Low 7°C
Rain 12 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 6°C
Avg Low 0°C
Rain 13 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: 5°C / -1°C . Feb: 8°C / 0°C . Mar: 11°C / 1°C . Apr: 14°C / 4°C . May: 18°C / 8°C . Jun: 24°C / 13°C . Jul: 25°C / 15°C . Aug: 25°C / 15°C . Sep: 20°C / 11°C . Oct: 16°C / 7°C . Nov: 9°C / 2°C . Dec: 6°C / 0°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 81 mm. Feb: 67 mm. Mar: 61 mm. Apr: 58 mm. May: 78 mm. Jun: 76 mm. Jul: 67 mm. Aug: 65 mm. Sep: 64 mm. Oct: 73 mm. Nov: 67 mm. Dec: 81 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 83%. Feb: 78%. Mar: 74%. Apr: 70%. May: 71%. Jun: 69%. Jul: 66%. Aug: 69%. Sep: 74%. Oct: 80%. Nov: 84%. Dec: 86%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 17 km/h . Feb: 17 km/h . Mar: 16 km/h . Apr: 15 km/h . May: 14 km/h . Jun: 13 km/h . Jul: 13 km/h . Aug: 12 km/h . Sep: 12 km/h . Oct: 14 km/h . Nov: 14 km/h . Dec: 15 km/h .
Sunshine
Sunshine
Sunshine: Jan: 4h. Feb: 6h. Mar: 8h. Apr: 10h. May: 11h. Jun: 12h. Jul: 12h. Aug: 11h. Sep: 9h. Oct: 6h. Nov: 5h. Dec: 4h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 1. Feb: UV 2. Mar: UV 3. Apr: UV 5. May: UV 5. Jun: UV 6. Jul: UV 6. Aug: UV 6. Sep: UV 4. Oct: UV 3. Nov: UV 1. 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: 8 days. Feb: 3 days. Mar: 2 days. Apr: 1 days. May: 0 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 0 days. Nov: 2 days. Dec: 5 days.
Climate Trends
Average highs have warmed by 0.9°C (1.6°F) across the available records. Average rainfall has remained broadly steady.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Jun 2025 · 25°C | Aug · 25°C |
| Coldest month | Feb 2025 · -2°C | Jan · -1°C |
| Wettest month | Sep 2025 · 165 mm | Jan · 81 mm |
| Windiest month | Jan 2025 · 16 km/h | Feb · 17 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Poor April
Fair May best
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 | 5°C / -1°C | 1°C / -5°C | 14days (81 mm) Wet | 4h Fair | 83% Humid | 1.2 Low | Poor | View Details |
| February | 8°C / 0°C | 4°C / -4°C | 11days (67 mm) Wet | 5.9h Fair | 78% Humid | 2 Low | Poor | View Details |
| March | 11°C / 1°C | 7°C / -2°C | 12days (61 mm) Wet | 7.9h Good | 74% Muggy | 3.3 Moderate | Poor | View Details |
| April | 14°C / 4°C | 12°C / 1°C | 11days (58 mm) Wet | 9.8h Good | 70% Muggy | 4.6 Moderate | Fair | View Details |
| May best | 18°C / 8°C | 17°C / 6°C | 12days (78 mm) Wet | 10.7h Excellent | 71% Muggy | 5.4 High | Good | View Details |
| June best | 24°C / 13°C | 24°C / 13°C | 11days (76 mm) Wet | 11.9h Excellent | 69% Muggy | 6.4 High | Excellent | View Details |
| July best | 25°C / 15°C | 25°C / 14°C | 13days (67 mm) Wet | 12h Excellent | 66% Muggy | 6.2 High | Excellent | View Details |
| August best | 25°C / 15°C | 25°C / 15°C | 11days (65 mm) Wet | 10.7h Excellent | 69% Muggy | 5.5 High | Excellent | View Details |
| September best | 20°C / 11°C | 20°C / 10°C | 10days (64 mm) Wet | 9h Good | 74% Muggy | 4.1 Moderate | Good | View Details |
| October | 16°C / 7°C | 14°C / 5°C | 12days (73 mm) Wet | 6.4h Fair | 80% Humid | 2.6 Moderate | Fair | View Details |
| November | 9°C / 2°C | 6°C / -1°C | 13days (67 mm) Wet | 4.6h Fair | 84% Humid | 1.4 Low | Poor | View Details |
| December | 6°C / 0°C | 2°C / -4°C | 13days (81 mm) Wet | 3.6h Poor | 86% Very Muggy | 1 Low | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Affalterbach are May, June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Affalterbach, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Affalterbach is August, with average daytime highs of 25°C (76°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Affalterbach is January, with average overnight lows of -1°C (30°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Affalterbach is January, averaging 81mm of precipitation across 14 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Affalterbach runs through January, July, November, December, with the heaviest rainfall in January. Based on 10-year averages for Affalterbach.
Affalterbach receives approximately 96 sunshine hours per year. The sunniest month is July with around 12 hours. Based on climate data for Affalterbach.
The least favorable months to visit Affalterbach are January, February, December, primarily due to very cold temperatures, frequent rain. For the best conditions, consider May, June, July, August, September instead.
The annual average UV index in Affalterbach is 4, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Affalterbach is 75%, classified as moderate. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes, Affalterbach receives snow. Months with snowfall average 4 snow days and 4 cm (2 in) of accumulation, with about 13 frost days during winter.
Average wind speeds in Affalterbach are 14 km/h (9 mph). The windiest month is February with peak winds reaching 17 km/h (11 mph) (gusts up to 38 km/h / 23 mph).
Affalterbach averages 3 clear-sky days per month with overall cloud cover around 64%. The clearest skies occur in September.
The annual average dew point in Affalterbach is 6°C (43°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Affalterbach 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 Affalterbach ranges from 4°C (39°F) to 13°C (55°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 Affalterbach. It earns a climate score of 8.6/10 with Excellent.
For June in Affalterbach, pack Umbrella, Waterproof jacket, Sunscreen (SPF 30+), Sunglasses, Comfortable walking shoes. With average highs of 24°C (74°F) and 11 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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