September
Other strong months: May and April
83/100 weather score
China · 1991–2020
Best time to visit
Yonghedian
For Yonghedian, September has the most comfortable weather in our climate comparison. Typical daytime highs are 24.8°C, nights average 10.8°C, and rainfall totals about 61 mm. Figures use measured 1991–2020 normals from the nearest eligible NOAA station.
Best all-round monthSeptember
Typical daytime high24.8°C
Typical night-time low10.8°C
September rainfall61 mm
April
Other strong months: October and September
87/100 weather score
Make the answer personal
Choose the weather
that suits you.
Set the daytime temperature and rainfall you are comfortable with. We will show only the months that meet every choice, using the measured 1991–2020 averages below.
3 months fit your choices for Yonghedian
The lowest comfort score is 5 out of 100. January, February and December share that score. In January, that is mainly because days reach only -1.3°C, 25° below the 24°C the score treats as ideal, and nights drop to -14.7°C.
Quick answers
Planning a trip to Yonghedian?
These answers come from the same measured monthly climate record shown on this page.
When is the best time to visit Yonghedian?
September is the strongest all-round choice in our temperature-and-rainfall comparison, with a typical daytime high of 24.8°C and 61 mm of rain.
What is the hottest month in Yonghedian?
July is hottest in this record, with a typical daytime high of 30.5°C and a night-time low of 19.1°C.
Which month has the least rain?
January has the lowest monthly rainfall total at 2 mm.
Is this a weather forecast?
No. These are long-term measured averages from 1991–2020. Check a current forecast before you travel.
Month by month
See how the weather
changes through the year.
The bars combine daytime temperature, night-time temperature and rainfall. The figures are measured historical averages, not a forecast for a particular trip.
| Month | Day | Night | Rain | Wet days | Daylight | Comfort | Coverage |
|---|---|---|---|---|---|---|---|
| January | -1.3°C | -14.7°C | 2 mm | 0.6 | 9 h 33 | 5 | Good coverage |
| February | 3.5°C | -10.8°C | 4 mm | 0.9 | 10 h 35 | 5 | Good coverage |
| March | 10.6°C | -3.8°C | 9 mm | 1.9 | 11 h 49 | 22 | Good coverage |
| April | 19.4°C | 4.1°C | 23 mm | 3.5 | 13 h 14 | 65 | Good coverage |
| May | 25.7°C | 10.5°C | 57 mm | 6.1 | 14 h 26 | 80 | Good coverage |
| June | 29.3°C | 15.7°C | 117 mm | 10.4 | 15 h 05 | 63 | Good coverage |
| July | 30.5°C | 19.1°C | 147 mm | 11.1 | 14 h 49 | 48 | Good coverage |
| August | 29.5°C | 17.4°C | 119 mm | 9.7 | 13 h 48 | 60 | Good coverage |
| September | 24.8°C | 10.8°C | 61 mm | 6.6 | 12 h 25 | 83 | Good coverage |
| October | 17.4°C | 2.8°C | 31 mm | 3.3 | 11 h 03 | 56 | Good coverage |
| November | 7.3°C | -5.7°C | 39 mm | 2.8 | 9 h 51 | 7 | Good coverage |
| December | -0.5°C | -12.8°C | 79 mm | 2.8 | 9 h 16 | 5 | Strong coverage |
What has changed
Recent daytime highs are
1.5°C warmer in Yonghedian.
Each bar shows the difference between the 2011–2025 average daytime high and the 1961–1990 average for the same month at the same station. A blank month does not have enough older observations for a reliable comparison.
Jan
+1.8
Feb
+2.0
Mar
+3.2
Apr
+2.1
May
+0.8
Jun
+1.6
Jul
+1.6
Aug
+1.6
Sep
+1.4
Oct
+0.9
Nov
+1.3
Dec
+0.2
| Month | Record high | Record low | Wettest day | Wettest / driest month | Years |
|---|---|---|---|---|---|
| January | 8.8°C4 Jan 2002 | -27.2°C7 Jan 2021 | 15 mm23 Jan 1973 | 27 mm1973 · driest 0 mm in 1991 | 76 |
| February | 20.7°C21 Feb 2021 | -23.7°C1 Feb 2000 | 30 mm14 Feb 2016 | 101 mm2016 · driest 0 mm in 1999 | 76 |
| March | 28.4°C18 Mar 2009 | -20.0°C2 Mar 1951 | 27 mm20 Mar 2003 | 42 mm2007 · driest 0 mm in 2001 | 76 |
| April | 34.3°C30 Apr 2020 | -8.7°C1 Apr 1972 | 37 mm27 Apr 2015 | 71 mm2015 · driest 0 mm in 1995 | 76 |
| May | 39.3°C19 May 2001 | -0.2°C1 May 2021 | 67 mm28 May 2003 | 119 mm2016 · driest 1 mm in 2018 | 76 |
| June | 41.3°C10 Jun 1961 | 6.6°C3 Jun 2017 | 79 mm8 Jun 1991 | 288 mm1991 · driest 3 mm in 2023 | 76 |
| July | 43.3°C14 Jul 2000 | 11.5°C2 Jul 2015 | 151 mm25 Jul 1962 | 399 mm2021 · driest 25 mm in 2000 | 76 |
| August | 38.9°C14 Aug 2009 | 6.4°C31 Aug 1972 | 98 mm16 Aug 1955 | 288 mm1955 · driest 20 mm in 2009 | 75 |
| September | 35.4°C1 Sep 2002 | -0.1°C29 Sep 2010 | 57 mm4 Sep 1956 | 121 mm2021 · driest 3 mm in 1998 | 75 |
| October | 32.8°C1 Oct 2022 | -10.6°C28 Oct 2002 | 50 mm2 Oct 2010 | 91 mm2010 · driest 0 mm in 1962 | 75 |
| November | 24.3°C1 Nov 2023 | -18.8°C29 Nov 1987 | 90 mm10 Nov 2015 | 356 mm2015 · driest 0 mm in 1988 | 75 |
| December | 12.3°C6 Dec 1968 | -24.7°C24 Dec 2012 | 70 mm1 Dec 2015 | 601 mm2015 · driest 0 mm in 2024 | 75 |
| Month | Days 25°C+ | Days 30°C+ | Frost nights | Heavy rain (10 mm+) |
|---|---|---|---|---|
| January | 0 | 0 | 30 | 0 |
| February | 0 | 0 | 27 | <1 |
| March | <1 | 0 | 25 | <1 |
| April | 5 | <1 | 5 | <1 |
| May | 19 | 6 | 0 | 2 |
| June | 26 | 14 | 0 | 3 |
| July | 30 | 18 | 0 | 4 |
| August | 29 | 14 | 0 | 3 |
| September | 16 | 3 | 0 | 2 |
| October | <1 | 0 | 8 | 1 |
| November | 0 | 0 | 26 | <1 |
| December | 0 | 0 | 30 | 0 |
| Month | Dry days reaching 20°C | Wet days | Days with heavy rain | Weeks with 3+ wet days | Typical high by year |
|---|---|---|---|---|---|
| January | 0% | 2% | <1% | 0% | -4.4–0.3°C |
| February | <1% | 5% | <1% | <1% | -0.8–5.6°C |
| March | 4% | 7% | <1% | 1% | 6.6–12.6°C |
| April | 42% | 12% | 2% | 5% | 16.9–21.7°C |
| May | 75% | 19% | 6% | 15% | 24.0–27.4°C |
| June | 71% | 30% | 11% | 35% | 27.2–31.2°C |
| July | 65% | 36% | 16% | 46% | 28.7–32.0°C |
| August | 69% | 32% | 14% | 36% | 27.5–31.0°C |
| September | 74% | 20% | 7% | 12% | 23.2–25.9°C |
| October | 29% | 12% | 3% | 3% | 15.5–19.2°C |
| November | <1% | 7% | 1% | 2% | 4.8–9.6°C |
| December | 0% | 3% | 1% | 1% | -3.1–1.9°C |
A dry day reaching 20°C records under 1 mm of rain. A wet day records at least 1 mm, while a heavy-rain day records at least 10 mm. The weekly figure is the share of seven-day periods containing three or more wet days. The final column shows the middle 80% of average daytime highs recorded for that month in individual years; a wider range means conditions have varied more from one year to another.
The evidence behind this page
Where these figures
come from.
- Place identity
- GeoNames 2033321
- NOAA station
- CHM00054423 · CHENGDE
- Station distance
- 43.4 km from the place centre
- Climate period
- 1991–2020
- Minimum month coverage
- 23 usable years
- Daylight
- Calculated from latitude 40.79°, mid-month, sunrise to sunset including refraction. Not a station measurement.
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.
Next step
Choose your month.
Then plan the details.
The weather comparison for Yonghedian is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.
How travel partnerships will work