Westerheim, Germany experiences average highs of 12°C (54°F) and lows of 5°C (41°F) throughout the year. Rainfall is frequent, averaging about 13 rainy days per month. Average highs have warmed by 1.0°C (1.8°F) across the available records.
Westerheim, Germany Weather & Climate 2026
Monthly climate averages for Westerheim, Germany. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Feb–Dec 
Wetter season: Jan–Jun At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
4.3/10
Best: June, July, August, September
UV Index
4
Low
Temperature 12°C / 5°C
Feels Like 10°C / 2°C
Rainy Days 13
Rainfall 84 mm
Sunshine 8 h
Humidity 77%
Wind Speed 15 km/h
Dew Point 5°C
Snow Days 7 days
Frost Days 13 days
Hottest Month
22°C
August
Avg Low13°C
Rain13days
Coldest Month
-3°C
January
Avg High2°C
Rain14days
Driest Month
11days
February
Avg High5°C
Avg Low-2°C
Windiest Month
18 km/h
February (Gusts 39)
Worst Time to Visit
Consider avoiding January, February, March, December due to very cold temperatures, frequent rain.
Sun Position
Sunrise 05:20
Daylight 16.1h
Sunset 21:26
Live conditions—
Westerheim on the map · live conditions
Westerheim, Germany
- Continent
- Europe
- Country
- Germany
- City
- Westerheim
- Population
- 2.9K
- Coordinates
- 48.52°, 9.62°
Seasonal Breakdown
Spring
Mar–May
Avg High 12°C
Avg Low 3°C
Rain 13 days/mo
Summer
Jun–Aug
Avg High 21°C
Avg Low 12°C
Rain 13 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 12°C
Avg Low 5°C
Rain 13 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 4°C
Avg Low -2°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: 2°C / -3°C . Feb: 5°C / -2°C . Mar: 8°C / 0°C . Apr: 12°C / 3°C . May: 15°C / 7°C . Jun: 21°C / 12°C . Jul: 22°C / 13°C . Aug: 22°C / 13°C . Sep: 18°C / 9°C . Oct: 13°C / 6°C . Nov: 7°C / 1°C . Dec: 3°C / -2°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 86 mm. Feb: 69 mm. Mar: 65 mm. Apr: 71 mm. May: 112 mm. Jun: 113 mm. Jul: 93 mm. Aug: 103 mm. Sep: 77 mm. Oct: 70 mm. Nov: 72 mm. Dec: 79 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 84%. Feb: 79%. Mar: 74%. Apr: 70%. May: 73%. Jun: 72%. Jul: 69%. Aug: 72%. Sep: 77%. Oct: 82%. Nov: 86%. Dec: 87%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 18 km/h . Feb: 18 km/h . Mar: 17 km/h . Apr: 16 km/h . May: 15 km/h . Jun: 13 km/h . Jul: 13 km/h . Aug: 13 km/h . Sep: 13 km/h . Oct: 15 km/h . Nov: 15 km/h . Dec: 16 km/h .
Sunshine
Sunshine
Sunshine: Jan: 4h. Feb: 6h. Mar: 8h. Apr: 10h. May: 11h. Jun: 12h. Jul: 12h. Aug: 11h. Sep: 9h. Oct: 7h. 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 6. Jun: UV 7. 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: 12 days. Feb: 7 days. Mar: 5 days. Apr: 3 days. May: 0 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 0 days. Nov: 5 days. Dec: 8 days.
Climate Trends
Average highs have warmed by 1.0°C (1.8°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 · 23°C | Aug · 22°C |
| Coldest month | Feb 2025 · -3°C | Jan · -3°C |
| Wettest month | Sep 2025 · 167 mm | Jun · 113 mm |
| Windiest month | Jan 2025 · 17 km/h | Feb · 18 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Poor April
Poor May
Fair 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 | 14days (86 mm) Wet | 4.3h Fair | 84% Humid | 1.3 Low | Poor | View Details |
| February | 5°C / -2°C | 1°C / -6°C | 11days (69 mm) Wet | 6.1h Fair | 79% Humid | 2.1 Moderate | Poor | View Details |
| March | 8°C / 0°C | 4°C / -4°C | 13days (65 mm) Wet | 8h Good | 74% Muggy | 3.3 Moderate | Poor | View Details |
| April | 12°C / 3°C | 9°C / -1°C | 12days (71 mm) Wet | 9.9h Good | 70% Muggy | 4.7 Moderate | Poor | View Details |
| May | 15°C / 7°C | 14°C / 4°C | 15days (112 mm) Wet | 10.5h Excellent | 73% Muggy | 5.5 High | Fair | View Details |
| June best | 21°C / 12°C | 20°C / 10°C | 14days (113 mm) Wet | 11.9h Excellent | 72% Muggy | 6.5 High | Excellent | View Details |
| July best | 22°C / 13°C | 21°C / 12°C | 13days (93 mm) Wet | 11.9h Excellent | 69% Muggy | 6.2 High | Excellent | View Details |
| August best | 22°C / 13°C | 22°C / 12°C | 13days (103 mm) Wet | 10.6h Excellent | 72% Muggy | 5.4 High | Excellent | View Details |
| September best | 18°C / 9°C | 16°C / 8°C | 12days (77 mm) Wet | 9h Good | 77% Humid | 4 Moderate | Good | View Details |
| October | 13°C / 6°C | 11°C / 3°C | 13days (70 mm) Wet | 6.5h Fair | 82% Humid | 2.6 Moderate | Fair | View Details |
| November | 7°C / 1°C | 3°C / -3°C | 13days (72 mm) Wet | 4.7h Fair | 86% Very Muggy | 1.6 Low | Poor | View Details |
| December | 3°C / -2°C | 0°C / -6°C | 13days (79 mm) Wet | 3.8h Poor | 87% Very Muggy | 1.2 Low | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Westerheim are June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Westerheim, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Westerheim is August, with average daytime highs of 22°C (71°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Westerheim is January, with average overnight lows of -3°C (26°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Westerheim is June, averaging 113mm of precipitation across 14 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Westerheim runs through May, January, June, March, with the heaviest rainfall in May. Based on 10-year averages for Westerheim.
Westerheim receives approximately 97 sunshine hours per year. The sunniest month is June with around 12 hours. Based on climate data for Westerheim.
The least favorable months to visit Westerheim are January, February, March, December, primarily due to very cold temperatures, frequent rain. For the best conditions, consider June, July, August, September instead.
The annual average UV index in Westerheim is 4, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Westerheim is 77%, classified as humid. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes, Westerheim receives snow. Months with snowfall average 7 snow days and 11 cm (4 in) of accumulation, with about 13 frost days during winter.
Average wind speeds in Westerheim are 15 km/h (9 mph). The windiest month is February with peak winds reaching 18 km/h (11 mph) (gusts up to 39 km/h / 24 mph).
Westerheim averages 3 clear-sky days per month with overall cloud cover around 65%. The clearest skies occur in August.
The annual average dew point in Westerheim is 5°C (41°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Westerheim 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 Westerheim ranges from 2°C (36°F) to 10°C (50°F) on average. Wind chill makes winters feel noticeably colder than the actual temperature — layered clothing is recommended.
Yes, June is a great time to visit Westerheim. It earns a climate score of 7.8/10 with Excellent.
For June in Westerheim, pack Warm evening layer, Umbrella, Waterproof jacket, Waterproof shoes, Sunscreen (SPF 30+). With average highs of 21°C (69°F) and 14 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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