Sunshine hours in Changchun: 2,597 hours a year, month by month

Changchun gets 2,597 hours of sunshine a year on average (7.1 a day). Sunniest month: May with 254 hours. Every month, measured 1991–2020.

• Changchun gets 2,597 hours of sunshine a year on average, 7.1 a day – 58% of the astronomically possible. The sunniest month is May with 254 hours (8.2 a day), the dullest December with 159 (5.1 a day).
• Number 55 of 444 large cities in China.
• Nearest weather station: Changchun, 9 km away – 1991–2020 average, Deutscher Wetterdienst.

Sunshine hours month by month

• January: 181 h · 5.8 h a day · 63 %
• February: 204 h · 7.3 h a day · 70 %
• March: 237 h · 7.6 h a day · 64 %
• April: 238 h · 7.9 h a day · 59 %
• May: 254 h · 8.2 h a day · 56 %
• June: 245 h · 8.2 h a day · 53 %
• July: 229 h · 7.4 h a day · 49 %
• August: 235 h · 7.6 h a day · 54 %
• September: 237 h · 7.9 h a day · 63 %
• October: 210 h · 6.8 h a day · 62 %
• November: 168 h · 5.6 h a day · 58 %
• December: 159 h · 5.1 h a day · 57 %

Questions about sunshine hours

• How many hours of sunshine does Changchun get a year? On average over 1991–2020 the sun shines in Changchun for 2,597 hours a year – 7.1 hours a day and 58% of the time the sun is above the horizon.
• What is the sunniest month in Changchun? May, with 254 hours of sunshine, 8.2 a day on average. The least sun comes in December: 159 hours, 5.1 a day.
• Is Changchun a sunny city? Among the 444 large cities in China with measurements, Changchun ranks number 55.
• Where do the figures come from? From the 1991–2020 climate normals of Deutscher Wetterdienst: Germany from its own station network, the rest of the world from the CLIMAT reports of the national weather services. Changchun uses the station Changchun.
• What counts as an hour of sunshine? By the World Meteorological Organization's definition the sun is shining once its direct radiation exceeds 120 watts per square metre. Just after sunrise and before sunset it is often too weak – which is why even deserts never reach 100%.

The sunniest large cities: United States

• 1. Phoenix: 3,873 h a year
• 2. Las Vegas: 3,826 h a year
• 3. Tucson: 3,806 h a year
• 4. Reno: 3,647 h a year
• 5. Sacramento: 3,609 h a year
• 6. Fresno: 3,565 h a year
• 7. Chico: 3,542 h a year
• 8. Colorado Springs: 3,463 h a year
• 9. Albuquerque: 3,414 h a year
• 10. Amarillo: 3,298 h a year

The cloudiest large cities: United States

• 1. Pittsburgh: 1,972 h a year
• 2. Anchorage: 2,063 h a year
• 3. Syracuse: 2,120 h a year
• 4. Seattle: 2,170 h a year
• 5. Columbus: 2,182 h a year
• 6. Grand Rapids: 2,188 h a year
• 7. Buffalo: 2,206 h a year
• 8. Meads: 2,259 h a year
• 9. Cleveland: 2,281 h a year
• 10. Rochester: 2,299 h a year

The sunniest large cities in the world

• 1. Mexicali: 4,017 h a year
• 2. Phoenix: 3,873 h a year
• 3. Las Vegas: 3,826 h a year
• 4. Tucson: 3,806 h a year
• 5. Ciudad Juárez: 3,763 h a year
• 6. Reno: 3,647 h a year
• 7. Dubai: 3,610 h a year
• 8. Sacramento: 3,609 h a year
• 9. Victoria de Durango: 3,573 h a year
• 10. Fresno: 3,565 h a year

The cloudiest large cities in the world

• 1. Chengdu: 962 h a year
• 2. Chongqing: 985 h a year
• 3. Sukabumi: 1,082 h a year
• 4. Glasgow: 1,153 h a year
• 5. Tanjung Pinang: 1,172 h a year
• 6. Medan: 1,201 h a year
• 7. Samarinda: 1,275 h a year
• 8. Sungai Penuh: 1,311 h a year
• 9. Limerick: 1,339 h a year
• 10. Huaihua: 1,352 h a year

• Data: Deutscher Wetterdienst (DWD), sunshine duration climate normals 1991–2020, CC BY 4.0. Possible hours: time between sunrise and sunset.