Compiled by the ENCLAI research team following a documented methodology · Editorial oversight: Dr Natalya Mathur, Founder · Data last updated: (UTC)

Chikungunya fever in India: 2026 cases and outbreak reports

Reported chikungunya fever surveillance for India (IND) — — latest record 2026-09-29

What the 2026 data shows

No chikungunya fever case count has been reported for India so far in 2026. No 2025 figure has been reported.

ENCLAI has logged 458 surveillance records for chikungunya fever in India in 2026, with the most detailed reporting in Jul 2026 (361 records); the case counts run to 2026-07-18. 2 distinct surveillance sources reported this pair in 2026.

Reporting authorities for these counts: India NCDC/IDSP — weekly disease outbreak reports (district level)

Key facts: Chikungunya fever

Transmission
Aedes bite (daytime)
Female Aedes aegypti and Ae. albopictus; the virus replicates in the mosquito's salivary glands before it is passed on.WHO 2025
Incubation
4–8 days
Range 2–12 days after the bite.WHO 2025
Vaccine
2 approved, limited use
Not yet widely available, pending WHO review of trial data.WHO 2025

Cited reference facts about the disease, not derived from the surveillance counts on this page. Full set on the Chikungunya fever page.

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Surveillance summary

2026 cases (YTD)
not reported
2025 cases (full year)
not reported
Baseline avg (3yr)
N/A
Trend (2025)
—
No 2025 figure

Reported cases by year, India

YearReported casesShare of worldwide reports
2023 636 0.5%
2024 not reported —
2025 not reported —
2026 (year to date) not reported —

Reporting bounds and case definitions vary; historical baselines are a separate comparison measure. Worldwide share compares this country's reported figure with the sum of all countries reporting chikungunya fever to ENCLAI for that year. "Incomplete year" means our sources cover less than ten months of that year, so no full-year figure is shown; "outbreak total to date" is a running total since an outbreak began, not a count for one year.

Surveillance records logged in 2026

MonthRecordsReporting sources
Apr 202611
Jul 20263611
Sep 2026961

A record is one dated surveillance publication or one row of an official table; a month with many records is a month with detailed reporting, not necessarily more cases.

Sub-national reporting, 2026

Areas within India with the most chikungunya fever records this year:

AreaRecords
Karnataka151
Maharashtra131
Tamil Nadu61
Madhya Pradesh40
Gujarat13

Chikungunya fever in other countries, 2026

Country2026 casesTrend
Brazil 59,714 ▼ Declining · 2025
Bolivia 11,891
Colombia 11,506
French Guiana 2,163
Mayotte 1,333

Other diseases reported in India, 2026

Disease2026 casesTrend
Dengue fever 13,336 ▼ Declining · 2025
Cholera 36 ▼ Declining · 2025
Avian influenza 1
Nipah virus encephalitis 1 (outbreak total to date)

Questions about this page

How many chikungunya fever cases has India reported in 2026?
No chikungunya fever case count has been reported for India so far in 2026. No 2025 figure has been reported.
Where does India publish chikungunya fever surveillance data?
The counts on this page were published by India NCDC/IDSP — weekly disease outbreak reports (district level). ENCLAI compiles and normalises them and is not affiliated with these authorities.

About this data

Figures are reported case counts as published by the originating health authorities, compiled by ENCLAI from 444 verified surveillance sources. India figures reflect the reporting available to ENCLAI; reporting periods and case definitions differ between sources, and a missing report does not establish zero cases. ENCLAI holds chikungunya fever records for India dated from 2005. How we verify and update data: methodology & Trust Center · understanding case counts.

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The daily disease brief

One email a day: what changed in official disease reporting worldwide, with the source named for every number. Reported facts only — no forecasts and no interpretation.

Double opt-in — we send a confirmation link and nothing else until you click it. One-click unsubscribe on every email. See our privacy notice.