Extreme rain in Mexico, 3 to 4 August 2026
Extreme rain in Mexico, 3 to 4 August 2026: 5 records at 5 stations, peak on 4 August 2026. Closed.
Data as of . Last revised (2026-10-18).
Key Facts
- Extreme rain in Mexico, 3 to 4 August 2026 set or tied 5 station records at 5 stations.
- It ran from 3 August 2026 to 4 August 2026 (2 days) and its peak day was 4 August 2026.
- Status: closed.
- Mexico City set a monthly record daily precipitation of 101.2 mm (4.0 in) on 4 August 2026.
- The busiest day was 4 August 2026 with 3 records.
- The oldest broken record in the ranked list had stood for 48 years.
Footprint
3 to 4 August 2026| Station | Type | Value | Date |
|---|---|---|---|
| Mexico City | Record daily precipitation | 101.2 mm (4.0 in) | 2026-08-04 |
| Tulancingo Hgo. | Record daily precipitation | 51.3 mm (2.0 in) | 2026-08-04 |
| Tlaxcala de Xicontecatl (Dge) | Record daily precipitation | 39.4 mm (1.6 in) | 2026-08-04 |
| Soto la Marina (Obs) | Record daily precipitation | 1.8 mm (0.07 in) | 2026-08-03 |
| Tampico Tamps | Record daily precipitation | 29.5 mm (1.2 in) | 2026-08-03 |
Records per Day
Peak day 3| Date | Records |
|---|---|
| 2026-08-03 | 2 |
| 2026-08-04 | 3 |
Top Records by Margin
Margin over the record replaced| Tulancingo Hgo., 08-04 | |
|---|---|
| Mexico City, 08-04 | |
| Tampico Tamps, 08-03 | |
| Tlaxcala de Xicontecatl (Dge), 08-04 | |
| Soto la Marina (Obs), 08-03 |
Margin is how far the new value is beyond the record it replaced. Ties are not shown.
Margin Against Age of the Broken Record
| Margin (mm) | Years the old record stood |
|---|---|
| 44 | 45 |
| 47 | 25 |
| 2 | 48 |
| 6 | 33 |
| 16 | 4 |
Compared With Other Events
Station records per event| Extreme rain in United States and Mexico, 23 February to 15 March 2019 | |
|---|---|
| Extreme rain in United States, 3 to 19 January 2024 | |
| Extreme rain in Australia, 7 to 26 March 2021 | |
| Extreme rain in United States and Mexico, 29 September to 19 October 2018 | |
| Extreme rain in United States, 19 December 2022 to 13 January 2023 | |
| Extreme rain in Mexico, 3 to 4 August 2026 (this event) |
Every Record Set
5 of 5| Date | Station | Record | Value | Margin | Years stood | Significance |
|---|---|---|---|---|---|---|
| 2026-08-03 | Soto la Marina (Obs) | Record daily precipitation | 1.8 mm (0.07 in) | 1.8 mm (0.07 in) | 48 | 20 of 100 (Routine) |
| 2026-08-03 | Tampico Tamps | Record daily precipitation | 29.5 mm (1.2 in) | 15.8 mm (0.6 in) | 4 | 13 of 100 (Routine) |
| 2026-08-04 | Mexico City | Record daily precipitation | 101.2 mm (4.0 in) | 44.3 mm (1.7 in) | 45 | 68 of 100 (Major) |
| 2026-08-04 | Tulancingo Hgo. | Record daily precipitation | 51.3 mm (2.0 in) | 47.0 mm (1.9 in) | 25 | 49 of 100 (Notable) |
| 2026-08-04 | Tlaxcala de Xicontecatl (Dge) | Record daily precipitation | 39.4 mm (1.6 in) | 5.6 mm (0.22 in) | 33 | 21 of 100 (Routine) |
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Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-18. Events are found by this site from station records and are not official designations. Records are provisional until reprocessed.