May
Other strong months: September and June
84/100 weather score
China · 1991–2020
Best time to visit
Bayandai
For Bayandai, May has the most comfortable weather in our climate comparison. Typical daytime highs are 25.7°C, nights average 11°C, and rainfall totals about 34 mm. Figures use measured 1991–2020 normals from the nearest eligible NOAA station.
Best all-round monthMay
Typical daytime high25.7°C
Typical night-time low11°C
May rainfall34 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.
4 months fit your choices for Bayandai
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 -1.1°C, 25° below the 24°C the score treats as ideal, and nights drop to -13.5°C.
Quick answers
Planning a trip to Bayandai?
These answers come from the same measured monthly climate record shown on this page.
When is the best time to visit Bayandai?
May is the strongest all-round choice in our temperature-and-rainfall comparison, with a typical daytime high of 25.7°C and 34 mm of rain.
What is the hottest month in Bayandai?
July is hottest in this record, with a typical daytime high of 31.3°C and a night-time low of 16.9°C.
Which month has the least rain?
September has the lowest monthly rainfall total at 14 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 | -1.1°C | -13.5°C | 28 mm | 6.8 | 9 h 14 | 5 | Strong coverage |
| February | 2.1°C | -9.1°C | 37 mm | 6.5 | 10 h 24 | 5 | Strong coverage |
| March | 11.5°C | -0.5°C | 24 mm | 5 | 11 h 47 | 29 | Strong coverage |
| April | 21°C | 6.5°C | 35 mm | 6.3 | 13 h 22 | 72 | Strong coverage |
| May | 25.7°C | 11°C | 34 mm | 6.3 | 14 h 43 | 84 | Good coverage |
| June | 29.5°C | 15.2°C | 29 mm | 5.5 | 15 h 27 | 79 | Good coverage |
| July | 31.3°C | 16.9°C | 34 mm | 5.2 | 15 h 10 | 71 | Good coverage |
| August | 30.8°C | 15.2°C | 17 mm | 3.4 | 14 h | 77 | Good coverage |
| September | 26.1°C | 9.9°C | 14 mm | 2.3 | 12 h 27 | 84 | Good coverage |
| October | 18.6°C | 3.4°C | 28 mm | 4.9 | 10 h 55 | 60 | Good coverage |
| November | 9.3°C | -2.5°C | 47 mm | 6.5 | 9 h 34 | 15 | Strong coverage |
| December | 0.9°C | -9.7°C | 34 mm | 7.4 | 8 h 55 | 5 | Strong coverage |
| Month | Record high | Record low | Wettest day | Wettest / driest month | Years |
|---|---|---|---|---|---|
| January | 12.5°C16 Jan 2022 | -40.4°C29 Jan 1969 | 26 mm2 Jan 2000 | 94 mm1969 · driest 0 mm in 1951 | 73 |
| February | 19.6°C27 Feb 1963 | -34.7°C16 Feb 1969 | 50 mm26 Feb 2018 | 230 mm2020 · driest 1 mm in 1968 | 73 |
| March | 28.3°C24 Mar 2015 | -26.1°C4 Mar 1951 | 32 mm13 Mar 2023 | 86 mm2010 · driest 0 mm in 1967 | 73 |
| April | 34.4°C29 Apr 2020 | -8.6°C11 Apr 1979 | 36 mm20 Apr 1998 | 99 mm2002 · driest 0 mm in 1995 | 73 |
| May | 36.6°C28 May 1951 | -2.3°C4 May 1991 | 32 mm28 May 1996 | 66 mm1969 · driest 0 mm in 1991 | 72 |
| June | 37.2°C23 Jun 1951 | 3.4°C5 Jun 1970 | 31 mm14 Jun 1998 | 92 mm2016 · driest 1 mm in 1995 | 72 |
| July | 39.2°C19 Jul 1997 | 6.9°C2 Jul 1952 | 63 mm19 Jul 2004 | 153 mm2004 · driest 3 mm in 1952 | 72 |
| August | 38.3°C1 Aug 2008 | 2.8°C25 Aug 1978 | 24 mm4 Aug 1997 | 49 mm2019 · driest 0 mm in 1951 | 72 |
| September | 37.3°C4 Sep 1998 | -2.8°C28 Sep 1969 | 26 mm6 Sep 1999 | 49 mm2019 · driest 0 mm in 1991 | 72 |
| October | 31.1°C5 Oct 2002 | -11.7°C30 Oct 1987 | 28 mm22 Oct 2010 | 86 mm2010 · driest 0 mm in 1955 | 72 |
| November | 22.6°C4 Nov 2006 | -37.2°C30 Nov 1952 | 41 mm2 Nov 2004 | 122 mm2015 · driest 2 mm in 1971 | 72 |
| December | 15.1°C1 Dec 2013 | -37.2°C1 Dec 1952 | 30 mm3 Dec 2019 | 74 mm2019 · driest 1 mm in 1961 | 72 |
| Month | Days 25°C+ | Days 30°C+ | Frost nights | Heavy rain (10 mm+) |
|---|---|---|---|---|
| January | 0 | 0 | 30 | <1 |
| February | 0 | 0 | 27 | <1 |
| March | <1 | 0 | 18 | <1 |
| April | 8 | 1 | 2 | <1 |
| May | 19 | 5 | 0 | <1 |
| June | 27 | 15 | 0 | <1 |
| July | 30 | 22 | 0 | <1 |
| August | 29 | 20 | 0 | <1 |
| September | 18 | 6 | <1 | <1 |
| October | 3 | <1 | 6 | <1 |
| November | 0 | 0 | 21 | 1 |
| December | 0 | 0 | 30 | <1 |
| Month | Dry days reaching 20°C | Wet days | Days with heavy rain | Weeks with 3+ wet days | Typical high by year |
|---|---|---|---|---|---|
| January | 0% | 17% | <1% | 9% | -5.7–1.3°C |
| February | 0% | 19% | 2% | 11% | -4.5–5.7°C |
| March | 7% | 18% | 2% | 15% | 6.3–14.9°C |
| April | 50% | 19% | 3% | 14% | 17.7–23.1°C |
| May | 75% | 18% | 2% | 12% | 22.9–27.4°C |
| June | 83% | 18% | 2% | 12% | 26.6–30.6°C |
| July | 84% | 16% | 2% | 9% | 28.9–32.6°C |
| August | 90% | 11% | 1% | 3% | 28.9–32.1°C |
| September | 84% | 10% | <1% | 3% | 24.4–27.4°C |
| October | 36% | 16% | 2% | 12% | 16.3–19.9°C |
| November | 2% | 19% | 3% | 16% | 4.8–12.3°C |
| December | 0% | 19% | 1% | 16% | -3.9–4.6°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 12440489
- NOAA station
- CHM00051431 · YINING
- Station distance
- 7 km from the place centre
- Climate period
- 1991–2020
- Minimum month coverage
- 23 usable years
- Daylight
- Calculated from latitude 43.97°, 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 Bayandai 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