Weather in Heilongjiang for September 2026
In general, the average temperature in Heilongjiang at the beginning of September is 23.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 20.3 °C by the end of September.
The climate of Heilongjiang in September is notably wet, with an average of 15 rainy days, and a total of 47.5 mm of precipitation.
Is September a good time to visit Heilongjiang? check out the best time to travel to Heilongjiang page.
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Heilongjiang Weather September
What’s the Weather Like in Heilongjiang This September?
Temperatures trend during September in Heilongjiang
September weather in Heilongjiang day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Patchy rain possible | 21° /13° | 5.1 mm | 5 | |
| 2 Sept. |  Sunny | 25° /13° | 0 mm | 7 | |
| 3 Sept. |  Overcast | 25° /15° | 0 mm | 6 | |
| 4 Sept. | Light rain shower | 24° /16° | 5.4 mm | 5 | |
| 5 Sept. | Sunny | 23° /13° | 1.6 mm | 6 | |
| 6 Sept. |  Cloudy | 23° /13° | 0.9 mm | 5 | |
| 7 Sept. | Sunny | 25° /14° | 0.1 mm | 6 | |
| 8 Sept. | Patchy rain possible | 23° /13° | 0.2 mm | 5 | |
| 9 Sept. | Sunny | 23° /12° | 1.4 mm | 6 | |
| 10 Sept. |  Partly cloudy | 22° /12° | 0 mm | 6 | |
| 11 Sept. |  Moderate or heavy rain shower | 22° /11° | 3.9 mm | 6 | |
| 12 Sept. | Partly cloudy | 22° /12° | 6.2 mm | 5 | |
| 13 Sept. | Sunny | 21° /11° | 0 mm | 6 | |
| 14 Sept. | Sunny | 22° /11° | 2.5 mm | 5 | |
| 15 Sept. | Sunny | 21° /10° | 0 mm | 5 | |
| 16 Sept. | Partly cloudy | 21° /11° | 0.5 mm | 5 | |
| 17 Sept. | Partly cloudy | 22° /11° | 0.2 mm | 6 | |
| 18 Sept. | Light rain shower | 21° /11° | 5 mm | 5 | |
| 19 Sept. | Light rain shower | 20° /7° | 1.5 mm | 5 | |
| 20 Sept. | Sunny | 17° /7° | 0 mm | 5 | |
| 21 Sept. | Partly cloudy | 19° /6° | 0.2 mm | 5 | |
| 22 Sept. | Sunny | 19° /8° | 0.1 mm | 5 | |
| 23 Sept. | Partly cloudy | 20° /8° | 0 mm | 5 | |
| 24 Sept. | Partly cloudy | 18° /9° | 2.7 mm | 4 | |
| 25 Sept. | Light rain shower | 18° /11° | 3 mm | 4 | |
| 26 Sept. | Light rain shower | 21° /10° | 1.6 mm | 5 | |
| 27 Sept. | Partly cloudy | 22° /11° | 0.2 mm | 6 | |
| 28 Sept. | Cloudy | 21° /11° | 0.3 mm | 5 | |
| 29 Sept. |  Light drizzle | 22° /11° | 3.3 mm | 5 | |
| 30 Sept. | Patchy rain possible | 20° /10° | 1.4 mm | 5 | |
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Heilongjiang weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather | Patchy rain possible | Sunny | Cloudy |
| Temperatures | 25°/17° | 21°/11° | 12°/4° |
| Rainfall | 147 mm | 47 mm | 19 mm |
| Snowfall | 0 cm | 0 cm | 0 cm |
| Wind | 15.2 km/h | 20.1 km/h | 19.4 km/h |
| Humidity | 81% | 68% | 48% |
| Rainy days | 24 days | 15 days | 5 days |
| Snow days | 0 days | 0 days | 1 days |
| Dry days | 7 days | 15 days | 25 days |
Planning a trip to Heilongjiang? Discover the best time to visit
Heilongjiang in September - FAQ
What are the expected maximum and minimum temperatures in Heilongjiang during September?
How much rainfall should be expected in Heilongjiang during September?
What are the typical wind conditions in Heilongjiang during September?
September rainfall patterns in Heilongjiang
UV exposure in Heilongjiang during September
What to pack to Heilongjiang in September?
Mild & changeable · highs around 21 °C, frequent showers
As you prepare for your trip to Heilongjiang in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Heilongjiang, during September, is comfortable and enjoyable, regardless of the weather conditions.
🧥 Clothing
👟 Footwear
🎒 Accessories
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Where is Heilongjiang?Get accurate weather forecasts for Heilongjiang, located at latitude 45.75 and longitude 126.65. Stay updated with localized weather information tailored for Heilongjiang.