Deyang climate
Deyang is warmest in July, with average highs of 30 °C, and coldest in January, when nights average 2.3 °C. July is the wettest month (254 mm) and December the driest (11 mm). Figures are 1991–2020 climate normals.
Across a full year Deyang averages 956 mm of rain, 128 days above 25 °C and 9 days below freezing.
China · population 735,070 · 1991–2020 normals
Temperature below 0 °C to above 30 °C Rain band height is that month’s share of the wettest month
- Warmest month July 30 °C
- Coldest month January 2.3 °C
- Driest month December 11 mm
- Wettest month July 254 mm
- Least cloud December 66 % cloud
- Hottest on record August 38 °C
- Coldest on record December -4.3 °C
What to expectDeyang through the year
Deyang has a clear annual cycle: average daily highs run from 9.2 °C in January to 30 °C in July, a swing of 20 °C in mean temperature across the year.
Counted across a normal year, 128 days a year reach 25 °C, 47 of them reach 30 °C, 9 nights drop below freezing. The warmest reading in the 1991–2020 record is 38 °C, in August.
Rain is strongly seasonal. July averages 254 mm against 11 mm in December — 23 times as much. Planning around the dry months matters more here than planning around temperature.
Month by month
| Month | Avg high | Rainfall | Cloud |
|---|---|---|---|
| January | 9.2 °C | 12 mm | 68 % |
| February | 11.7 °C | 15 mm | 73 % |
| March | 16.4 °C | 25 mm | 74 % |
| April | 22.4 °C | 40 mm | 74 % |
| May | 26.4 °C | 62 mm | 75 % |
| June | 28.8 °C | 113 mm | 76 % |
| July | 29.7 °C | 254 mm | 73 % |
| August | 29.1 °C | 221 mm | 69 % |
| September | 24.9 °C | 137 mm | 76 % |
| October | 20.0 °C | 46 mm | 78 % |
| November | 15.4 °C | 20 mm | 71 % |
| December | 10.5 °C | 11 mm | 66 % |
Temperature month by month
| Month | Avg high | Avg low | Mean | Record high | Record low | Days above 25 °C | Days above 30 °C | Days below 0 °C |
|---|---|---|---|---|---|---|---|---|
| January | 9.2 °C | 2.3 °C | 5.8 °C | 17.6 °C | -4.2 °C | 0 | 0 | 5 |
| February | 11.7 °C | 4.2 °C | 8.1 °C | 21.4 °C | -3.4 °C | 0 | 0 | 2 |
| March | 16.4 °C | 8.0 °C | 12.4 °C | 32.1 °C | 0.4 °C | 1 | 0 | 0 |
| April | 22.4 °C | 13.3 °C | 17.8 °C | 33.7 °C | 3.4 °C | 9 | 1 | 0 |
| May | 26.4 °C | 17.7 °C | 22.0 °C | 36.7 °C | 8.9 °C | 20 | 5 | 0 |
| June | 28.8 °C | 21.0 °C | 24.7 °C | 37.1 °C | 14.2 °C | 26 | 11 | 0 |
| July | 29.7 °C | 22.6 °C | 25.9 °C | 37.3 °C | 17.1 °C | 29 | 15 | 0 |
| August | 29.1 °C | 22.2 °C | 25.4 °C | 38.4 °C | 16.4 °C | 28 | 13 | 0 |
| September | 24.9 °C | 18.8 °C | 21.7 °C | 35.6 °C | 12.1 °C | 14 | 2 | 0 |
| October | 20.0 °C | 14.2 °C | 17.0 °C | 29.8 °C | 6.7 °C | 2 | 0 | 0 |
| November | 15.4 °C | 9.0 °C | 12.3 °C | 24.1 °C | -0.4 °C | 0 | 0 | 0 |
| December | 10.5 °C | 3.7 °C | 7.1 °C | 18.3 °C | -4.3 °C | 0 | 0 | 3 |
Rain, sun and wind month by month
| Month | Rainfall | Wet days | Daylight | Cloud cover | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 12 mm | 4 | 10 h/day | 68 % | 74 % | 9.4 km/h |
| February | 15 mm | 4 | 11 h/day | 73 % | 73 % | 10.0 km/h |
| March | 25 mm | 6 | 12 h/day | 74 % | 70 % | 11 km/h |
| April | 40 mm | 7 | 13 h/day | 74 % | 66 % | 12 km/h |
| May | 62 mm | 8 | 14 h/day | 75 % | 63 % | 13 km/h |
| June | 113 mm | 12 | 14 h/day | 76 % | 69 % | 11 km/h |
| July | 254 mm | 18 | 14 h/day | 73 % | 79 % | 10 km/h |
| August | 221 mm | 17 | 13 h/day | 69 % | 79 % | 10 km/h |
| September | 137 mm | 14 | 12 h/day | 76 % | 78 % | 10 km/h |
| October | 46 mm | 9 | 11 h/day | 78 % | 77 % | 9.3 km/h |
| November | 20 mm | 5 | 11 h/day | 71 % | 76 % | 9.4 km/h |
| December | 11 mm | 3 | 10 h/day | 66 % | 74 % | 9.3 km/h |
How Deyang compares
The same four figures for nearby destinations, so the numbers above have something to be read against. Summer high is the warmest month's average high; winter low is the coldest month's average low.
| Destination | Summer high | Winter low | Rain per year | Days above 25 °C |
|---|---|---|---|---|
| Deyang | 30 °C | 2.3 °C | 956 mm | 128 |
| Luojiang · China | 29 °C | 2.0 °C | 959 mm | 123 |
| Mianyang · China | 30 °C | 1.6 °C | 1,000 mm | 131 |
| Chengdu · China | 30 °C | 2.6 °C | 1,055 mm | 137 |
| Ziyang · China | 30 °C | 3.6 °C | 1,058 mm | 141 |
| Meishan · China | 30 °C | 3.3 °C | 1,158 mm | 137 |
| Suining · China | 31 °C | 3.3 °C | 1,058 mm | 141 |
Where Deyang ranks
| Ranking | Position | Value |
|---|---|---|
| Places with the best weather in Asia in April | 33rdof 50 | 95/100 |
Planning a trip? See the best time to visit Deyang.
QuestionsCommon questions about Deyang’s climate
When is the best time to visit Deyang?
That depends on what you want, so the honest answer is a comparison rather than a single month. April, May, September sit closest to 20 °C on average, July is the warmest month and December the driest. The month-by-month table above has the full picture.
How hot does Deyang get?
In July, the warmest month, daily highs average 30 °C. About 47 days a year pass 30 °C. The highest value in the 1991–2020 record is 38 °C.
How cold does it get in winter?
Nights average 2.3 °C in January, the coldest month. A normal year has 9 nights below freezing.
Which month is wettest in Deyang?
July, averaging 254 mm over 18 days with rain. The driest month is December with 11 mm. The year as a whole averages 956 mm.
Are these figures a forecast?
No. They are 1991–2020 climate normals: the average of thirty years, which describes what a month is usually like in Deyang rather than what any particular week will bring. Individual years can differ substantially from the normal.
Data sources and method
- ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
- Open-Meteo — Open-Meteo.com. CC BY 4.0
- NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
- GeoNames — GeoNames.org. CC BY 4.0
- Normal period
- 1991–2020
- Dataset version
- era5-1991-2020-scores1.1
- Last processed
Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: monthly rankings, daylight hours, beach and comfort scores. Full formulas are on the methodology page.
Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.