San Martin Weather in April
Average highs run from 35°C on April 1 to 35°C on April 30, and lows from 23°C to 21°C. Normal precipitation for the month is 18 mm over about 6 wet days.
April day by day
The normal high and low for each date, and the record, in °C.
- Normal low
- Normal high
- Record high
- Record low
April at a glance
- Average high
- 35°C
- Average low
- 22°C
- Precipitation
- 18 mm
- Record high
- 40°CApr 26, 2014
- Record low
- 12°CApr 23, 1968
- Daylight
- 12 h 03 min to 11 h 56 min
- Cloud cover
- 68%
- Humidity
- 61%
- Dew point
- 18°C
- Wind
- 15.5 km/h
Every day of the month
A wet day has at least 1 mm of precipitation in the reanalysis.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Apr 1 | 35°C | 23°C | 40°C 2003 | 17°C 1968 | 26% |
| Apr 2 | 35°C | 23°C | 37°C 1987 | 16°C 1968 | 26% |
| Apr 3 | 35°C | 23°C | 36°C 1966 | 17°C 1968 | 24% |
| Apr 4 | 35°C | 23°C | 37°C 1980 | 16°C 1968 | 23% |
| Apr 5 | 35°C | 23°C | 37°C 2003 | 15°C 1968 | 23% |
| Apr 6 | 35°C | 23°C | 36°C 1966 | 15°C 1968 | 22% |
| Apr 7 | 35°C | 22°C | 37°C 1966 | 15°C 1968 | 22% |
| Apr 8 | 35°C | 22°C | 36°C 1965 | 16°C 1968 | 20% |
| Apr 9 | 35°C | 22°C | 36°C 1965 | 17°C 1968 | 19% |
| Apr 10 | 35°C | 22°C | 36°C 1968 | 17°C 1968 | 18% |
| Apr 11 | 35°C | 22°C | 36°C 1966 | 18°C 1964 | 18% |
| Apr 12 | 35°C | 22°C | 37°C 1987 | 17°C 2018 | 18% |
| Apr 13 | 35°C | 22°C | 36°C 1968 | 17°C 1982 | 17% |
| Apr 14 | 35°C | 22°C | 36°C 1965 | 17°C 1977 | 16% |
| Apr 15 | 35°C | 22°C | 35°C 2016 | 16°C 1963 | 14% |
| Apr 16 | 35°C | 22°C | 36°C 1965 | 16°C 1963 | 14% |
| Apr 17 | 35°C | 22°C | 36°C 1964 | 16°C 1963 | 13% |
| Apr 18 | 35°C | 22°C | 36°C 1965 | 15°C 1982 | 14% |
| Apr 19 | 35°C | 22°C | 36°C 1965 | 16°C 1963 | 14% |
| Apr 20 | 35°C | 22°C | 36°C 1965 | 16°C 1963 | 12% |
| Apr 21 | 35°C | 22°C | 36°C 1965 | 14°C 1968 | 12% |
| Apr 22 | 35°C | 22°C | 36°C 1965 | 16°C 1963 | 12% |
| Apr 23 | 35°C | 22°C | 35°C 1987 | 12°C 1968 | 11% |
| Apr 24 | 35°C | 22°C | 36°C 1967 | 14°C 1967 | 11% |
| Apr 25 | 35°C | 22°C | 36°C 1980 | 13°C 1968 | 10% |
| Apr 26 | 35°C | 22°C | 40°C 2014 | 12°C 1967 | 10% |
| Apr 27 | 35°C | 21°C | 35°C 1965 | 14°C 1968 | 9% |
| Apr 28 | 35°C | 21°C | 35°C 1964 | 13°C 1968 | 9% |
| Apr 29 | 35°C | 21°C | 35°C 1965 | 13°C 1968 | 10% |
| Apr 30 | 35°C | 21°C | 36°C 1965 | 13°C 1967 | 9% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT-5).
- April 1
- sunrise 6:25 AM, sunset 6:28 PM
- April 30
- sunrise 6:22 AM, sunset 6:18 PM
Other months
Sources
Records: NOAA GHCN-Daily, station PEM00084401, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine, and temperature and precipitation: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.