Best Time to Visit Assam (2026): Month-by-Month Weather & Seasons
Assam is best in the cool, dry months from November to April, when Kaziranga is open, Majuli is easy to reach and Guwahati is comfortable. Summer is hot and humid, and the monsoon brings floods along the Brahmaputra.
- Best time
- November to April
- Peak season
- December–January
- Quieter months
- November, March
- Avoid
- June to September (heat, humidity, floods)
Seasons in Assam
Winter · November–February
Pleasant 10–25 °C; Kaziranga open; Magh Bihu in January.
Spring · March–April
Warming up; Bohag Bihu in mid-April, Assam's biggest festival.
Summer and monsoon · May–September
Hot, humid and wet; floods; Kaziranga closed.
Autumn · October
Rain ending; Durga Puja in Guwahati.
Assam weather month by month
Typical daytime temperatures for Guwahati (near sea level); they vary year to year.
| Month | Temp | Rain | Verdict | What to expect |
|---|---|---|---|---|
| January Cool; Magh Bihu | 10–24 °C | Dry | Best | Cool; Magh Bihu |
| February Pleasant; Kaziranga at its best | 12–26 °C | Dry | Best | Pleasant; Kaziranga at its best |
| March Warm days | 16–30 °C | Some rain | Best | Warm days |
| April Bohag Bihu | 20–31 °C | Some rain | Good | Bohag Bihu |
| May Hot and humid | 23–32 °C | Wet | Okay | Hot and humid |
| June Monsoon | 25–32 °C | Very wet | Avoid | Monsoon |
| July Floods possible | 26–32 °C | Very wet | Avoid | Floods possible |
| August Hot and wet | 26–32 °C | Very wet | Avoid | Hot and wet |
| September Wet | 25–32 °C | Very wet | Avoid | Wet |
| October Durga Puja; rain ending | 22–30 °C | Some rain | Okay | Durga Puja; rain ending |
| November Dry; Raas Leela on Majuli | 16–28 °C | Dry | Best | Dry; Raas Leela on Majuli |
| December Cool and dry | 11–25 °C | Dry | Best | Cool and dry |
Festivals
- Magh BihuMid-January
- Bohag (Rongali) BihuMid-April
- Ambubachi Mela (Kamakhya)June
- Raas Leela (Majuli)November
Tips
- Kaziranga closes for the monsoon; plan wildlife trips between November and April.
- Kamakhya is very crowded during Ambubachi Mela in June.
- Light cotton clothes for most of the year; a jacket for winter evenings.
Plan Assam for the right season
Tell us your dates and we'll suggest the best route, stays and permits for that time of year.
Assam: frequently asked questions
Which is the best month to visit Assam?+
December to February: cool, dry and Kaziranga is open.
When is Bihu?+
Bohag Bihu is in mid-April, Magh Bihu in mid-January and Kati Bihu in October.
Is Assam good to visit in the monsoon?+
Not for wildlife or river trips: Kaziranga closes and floods are common from June to September.
How hot does Assam get?+
Summer days often reach 32–35 °C with high humidity.