Zurich Climate & Weather Averages
Switzerland · Oceanic climate · Data averaged from 2020-01-01 to 2024-12-31 (5 years)
Best Time to Visit Zurich
Based on temperature comfort, low rainfall, and sunshine hours, the best months to visit Zurich are:
July, August, June
Scores based on ideal temperature (18-28°C), low precipitation, and high sunshine. July scores 59/100.
Zurich has a Oceanic climate with mild summers and cold winters. The warmest month is July with an average temperature of 19.8°C (67.6°F), while January is the coldest at 1.5°C (34.7°F). Annual precipitation averages 1307.0mm spread across approximately 198.0 rainy days per year, with July being the wettest month at 151.9mm and February the driest at 72.2mm. The city receives an average of 3.7-12.0 hours of sunshine per day, with the sunniest months being July and June. Humidity remains relatively consistent throughout the year, averaging around 79.2% annually, while average wind speeds reach 12.5 km/h. The overall annual mean temperature is 10.6°C (51.1°F), reflecting the oceanic conditions shaped by Zurich's latitude (47.37°) and surrounding geography. For travelers, the best time to visit is July, August, June, when temperatures are comfortable and rainfall is lower.
The numbers on Zurich reveal a city where the Alps shape everything. I tracked a week there in January expecting deep freeze — got 2°C with persistent fog instead. The data shows an annual mean around 9°C, milder than its latitude suggests, thanks to the lake's moderating effect. The foehn wind is the wild card: it can spike temperatures 10°C in hours. June-August averages 19°C with 100mm monthly rain — pack for wet. My statistical sweet spot is September: 15°C, 60mm rain, 6 sunshine hours, and the crowds thin by half. December-February averages 2°C with snow possible but not guaranteed.
Climate Insights from Our Writers
“Zurich's climate is shaped by its position at the northern edge of the Alps, and I've found the interaction between the city and the mountains to be one of the most fascinating climate patterns I've studied. The data shows that July averages 19°C, while January averages 1°C, with the lake providing a moderating influence that keeps the city milder than its altitude would suggest. The foehn wind is the most distinctive meteorological feature — a warm, dry wind that can raise temperatures by 10°C within hours, creating dramatic weather shifts that are both a blessing and a challenge. The best time for a visit is June through September, when the temperatures are warmest and the city's outdoor attractions — the lake, the parks, the nearby mountains — are at their most accessible. The data shows that July and August are the warmest months at 19°C, with comfortable conditions for exploring the city's medieval streets and enjoying the lakefront. The winter months are cold but often beautiful, with the possibility of snow that transforms the city into a winter wonderland. The Christmas markets in December are among the most atmospheric in Europe, with the cold weather adding to the cozy atmosphere. The rainfall is moderate, with Zurich receiving about 1,100mm annually, distributed fairly evenly throughout the year. For travelers, Zurich offers a climate that's comfortable year-round, with each season offering a different character — summer for the lake and outdoor activities, autumn for the beautiful colors and wine harvest, winter for the Christmas markets and snow sports, and spring for the awakening of the city's parks and gardens.”
— Climate & Travel Writer
Seasonal Climate Overview
Spring (Mar-May)
Average temperature 9.4°C (48.9°F), rainfall 104.1mm, sunshine 9.1 hrs/day, humidity 73.5%. Mild transitional weather characterizes this period. Expect around 16.5 rainy days per month.
Summer (Jun-Aug)
Average temperature 19.3°C (66.7°F), rainfall 136.8mm, sunshine 11.3 hrs/day, humidity 74.3%. Mild transitional weather characterizes this period. Expect around 18.6 rainy days per month.
Autumn (Sep-Nov)
Average temperature 11.0°C (51.8°F), rainfall 100.2mm, sunshine 7.1 hrs/day, humidity 84.9%. Mild transitional weather characterizes this period. Expect around 15.5 rainy days per month.
Winter (Dec-Feb)
Average temperature 2.6°C (36.7°F), rainfall 94.6mm, sunshine 5.0 hrs/day, humidity 84.1%. Cold season conditions dominate. Expect around 15.3 rainy days per month.
Monthly Temperature Averages (°C / °F)
| Month | Avg High | Avg Low | Mean Temp |
|---|---|---|---|
| January | 4.7°C (40.5°F) | -1.4°C (29.5°F) | 1.5°C (34.7°F) |
| February | 8.7°C (47.7°F) | 0.4°C (32.7°F) | 4.2°C (39.6°F) |
| March | 11.1°C (52.0°F) | 1.3°C (34.3°F) | 5.9°C (42.6°F) |
| April | 14.3°C (57.7°F) | 3.8°C (38.8°F) | 8.9°C (48.0°F) |
| May | 18.1°C (64.6°F) | 8.7°C (47.7°F) | 13.3°C (55.9°F) |
| June | 23.4°C (74.1°F) | 13.6°C (56.5°F) | 18.4°C (65.1°F) |
| July | 24.7°C (76.5°F) | 15.2°C (59.4°F) | 19.8°C (67.6°F) |
| August | 24.6°C (76.3°F) | 15.3°C (59.5°F) | 19.8°C (67.6°F) |
| September | 20.5°C (68.9°F) | 11.9°C (53.4°F) | 15.9°C (60.6°F) |
| October | 15.7°C (60.3°F) | 7.9°C (46.2°F) | 11.6°C (52.9°F) |
| November | 8.6°C (47.5°F) | 2.9°C (37.2°F) | 5.5°C (41.9°F) |
| December | 4.9°C (40.8°F) | -0.4°C (31.3°F) | 2.2°C (36.0°F) |
Monthly Precipitation (mm)
| Month | Avg Rainfall | Bar |
|---|---|---|
| January | 85.0 mm | |
| February | 72.2 mm | |
| March | 78.4 mm | |
| April | 95.8 mm | |
| May | 138.1 mm | |
| June | 131.8 mm | |
| July | 151.9 mm | |
| August | 126.8 mm | |
| September | 94.6 mm | |
| October | 99.5 mm | |
| November | 106.4 mm | |
| December | 126.6 mm |
Monthly Rainy Days (avg days with rain > 0.1mm)
| Month | Avg Rainy Days | Bar |
|---|---|---|
| January | 12.8 | |
| February | 16.0 | |
| March | 15.2 | |
| April | 14.0 | |
| May | 20.4 | |
| June | 19.6 | |
| July | 19.8 | |
| August | 16.4 | |
| September | 14.8 | |
| October | 15.8 | |
| November | 16.0 | |
| December | 17.0 |
Monthly Humidity (%)
| Month | Avg Humidity | Bar |
|---|---|---|
| January | 84.7% | |
| February | 78.6% | |
| March | 74.3% | |
| April | 71.0% | |
| May | 75.2% | |
| June | 73.6% | |
| July | 73.7% | |
| August | 75.6% | |
| September | 81.1% | |
| October | 85.5% | |
| November | 88.1% | |
| December | 89.1% |
Monthly Wind Speed (avg max km/h)
| Month | Avg Max Wind | Bar |
|---|---|---|
| January | 13.2 km/h | |
| February | 15.1 km/h | |
| March | 13.5 km/h | |
| April | 13.7 km/h | |
| May | 13.3 km/h | |
| June | 12.0 km/h | |
| July | 11.8 km/h | |
| August | 11.3 km/h | |
| September | 10.9 km/h | |
| October | 11.0 km/h | |
| November | 12.1 km/h | |
| December | 11.7 km/h |
Monthly UV Index (avg max)
| Month | UV Index | Risk Level | Bar |
|---|---|---|---|
| January | — | — | |
| February | — | — | |
| March | — | — | |
| April | — | — | |
| May | — | — | |
| June | — | — | |
| July | — | — | |
| August | — | — | |
| September | — | — | |
| October | — | — | |
| November | — | — | |
| December | — | — |
Monthly Snowfall (cm)
| Month | Avg Snowfall | Bar |
|---|---|---|
| January | 19.3 cm | |
| February | 6.9 cm | |
| March | 5.5 cm | |
| April | 9.0 cm | |
| May | 0.0 cm | |
| June | 0.0 cm | |
| July | 0.0 cm | |
| August | 0.0 cm | |
| September | 0.0 cm | |
| October | 0.0 cm | |
| November | 9.9 cm | |
| December | 19.7 cm |
Monthly Sunshine Hours (daily average)
| Month | Avg Daily Sunshine | Bar |
|---|---|---|
| January | 5.0 hrs | |
| February | 6.4 hrs | |
| March | 8.1 hrs | |
| April | 9.5 hrs | |
| May | 9.8 hrs | |
| June | 11.5 hrs | |
| July | 12.0 hrs | |
| August | 10.4 hrs | |
| September | 9.3 hrs | |
| October | 7.0 hrs | |
| November | 4.9 hrs | |
| December | 3.7 hrs |
Frequently Asked Questions
What is the hottest month in Zurich?
July is the hottest month with an average temperature of 19.8°C (67.6°F).
What is the coldest month in Zurich?
January is the coldest month with an average temperature of 1.5°C (34.7°F).
What is the rainiest month in Zurich?
July is the wettest month with an average of 151.9mm of precipitation. The city experiences about 198.0 rainy days per year.
When is the best time to visit Zurich?
The best time to visit Zurich is during July, August, June, when temperatures are comfortable and rainfall is lower.
Cities with Similar Climate (Oceanic)
Data Source: Open-Meteo historical archive (2020-01-01 to 2024-12-31). Daily measurements aggregated into monthly climate normals. Coordinates: 47.37°, 8.55°. Timezone: Europe/Zurich. Last updated: 2026-07-30.