# Climate Insights for Hāflong

*Source: [Airpult](https://airpult.com/climate/in/haflong/2959000241): Dima Hasao District, Assam, India*

The climate in Hāflong is warm and mild. The average annual temperature is 22°C and approximately 2384mm of precipitation falls per year. June is the wettest month, receiving around 460mm of rainfall. Hāflong is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: September, August, July. The coldest months are January, December, February, when temperatures can drop to 11°C.

## Key insights

- **Hottest month:** September (peak 30°C)
- **Coldest month:** January (low 11°C)
- **Wettest month:** June (460 mm)
- **Best time to visit:** January, February, November

## Monthly climate data

The table below shows monthly climate averages for Hāflong based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

| Month | Avg low (°C) | Avg high (°C) | Mean (°C) | Precip (mm) | Wind (km/h) | Snow (cm) |
| --- | ---: | ---: | ---: | ---: | ---: | ---: |
| Jan | 11 | 22 | 15 | 22 | 3 | 0 |
| Feb | 13 | 24 | 18 | 36 | 4 | 0 |
| Mar | 17 | 28 | 21 | 103 | 5 | 0 |
| Apr | 20 | 29 | 24 | 241 | 5 | 0 |
| May | 21 | 29 | 24 | 423 | 5 | 0 |
| Jun | 23 | 29 | 26 | 460 | 6 | 0 |
| Jul | 24 | 30 | 26 | 345 | 6 | 0 |
| Aug | 24 | 30 | 26 | 263 | 6 | 0 |
| Sep (current) | 24 | 30 | 26 | 227 | 4 | 0 |
| Oct | 21 | 28 | 24 | 198 | 3 | 0 |
| Nov | 16 | 26 | 20 | 42 | 3 | 0 |
| Dec | 12 | 23 | 17 | 25 | 3 | 0 |

## Temperature

Hāflong sees moderate temperature variation throughout the year, ranging from 11°C to 30°C. The warmest month is September, when average highs reach 30°C and the mean temperature sits around 26°C. January is the coolest month, with minimum temperatures around 11°C and an average of 15°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 4°C shift in average temperatures.

## Precipitation

Hāflong is a very wet location, receiving approximately 2384mm of precipitation annually, which averages out to around 199mm per month. The wettest month is June, averaging 460mm of rainfall. May and July also tend to see above-average precipitation. The driest month is January, with just 22mm. That's 438mm less than June, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

## Wind

Hāflong is relatively calm, with an average annual wind speed of 4km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is June, averaging 6km/h, though still comfortable for most outdoor activities. The calmest conditions occur in December, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 3km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans. Wind tends to pick up during the summer months. The seasonal averages are 3km/h in winter, 5km/h in spring, 6km/h in summer, 4km/h in autumn.

## Seasons

Currently it is **summer** (astronomical) / **fall** (meteorological) in Hāflong.
Autumn begins September 23, 2026 (3 days from now).

| Season | Begins |
| --- | --- |
| Spring | March 20 |
| Summer | June 21 |
| Autumn | September 23 |
| Winter | December 21 |

It is currently summer in Hāflong, which began on June 21, 2026. Hāflong is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in September at around 30°C, while the coldest stretch bottoms out in January near 11°C. Autumn is next, beginning on September 23, 2026 (3 days from now).

### Spring

Temperatures range from 17 to 29°C. Rainfall is heavy, totalling around 767mm across the season with a monthly average of 256mm. Winds are generally light, averaging 5km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

### Summer

Temperatures range from 23 to 30°C. Rainfall is heavy, totalling around 1067mm across the season with a monthly average of 356mm. Winds are generally light, averaging 6km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

### Autumn

Temperatures range from 16 to 30°C. Rainfall is heavy, totalling around 466mm across the season with a monthly average of 155mm. Winds are generally light, averaging 4km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

### Winter

Temperatures range from 11 to 24°C. Rainfall is relatively light, with around 83mm over the season and a monthly average of 28mm. Winds are generally light, averaging 3km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

## Best time to visit

Recommended months: January, February, November, December.

The best time to visit Hāflong is during January, February, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 18°C with modest rainfall averaging 31mm per month. By contrast, September can be uncomfortably hot with temperatures reaching 30°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.