General Santos weather in April
In April, General Santos has daytime highs averaging 32 °C, nights around 24 °C, with 19 wet days, and a sea temperature of 29 °C. Figures are 1991–2020 climate normals.
- 31.7°C Average high
- 23.9°C Average low
- 19days Wet days
- 184mm Rainfall
- 29.1°C Sea temperature
- 12h Daylight
Daily temperatures through April
How April develops
Averages for the first, middle and last part of the month, from daily 1991–2020 normals. Chance of rain is the share of years in which that calendar day recorded more than 1 mm.
| Days | Avg high | Avg low | Chance of rain |
|---|---|---|---|
| 1–10 April | 31.9 °C | 23.7 °C | 57 % |
| 11–20 April | 31.8 °C | 24.0 °C | 68 % |
| 21–30 April | 31.6 °C | 24.0 °C | 68 % |
- Rain is most likely over days 11–20 of April (68 % of days) and least likely over days 1–10 (57 %).
What to expect
| Measure | Typical April | Share of the month |
|---|---|---|
| Days above 25 °C | 30 of 30 | 100 % |
| Days above 30 °C | 26 of 30 | 86 % |
| Days below 0 °C | 0 of 30 | 0 % |
| Days with more than 1 mm rain | 19 of 30 | 65 % |
Conditions in April
| Measure | Average |
|---|---|
| Mean temperature | 27 °C |
| Record high (1991–2020) | 37 °C |
| Record low (1991–2020) | 21 °C |
| Relative humidity | 82 % |
| Wind speed | 10 km/h |
| Cloud cover | 66 % |
April compared with the months around it
| Month | Avg high | Rainfall | Cloud |
|---|---|---|---|
| February | 30.5 °C | 149 mm | 72 % |
| March | 31.2 °C | 158 mm | 67 % |
| April | 31.7 °C | 184 mm | 66 % |
| May | 30.7 °C | 283 mm | 79 % |
| June | 29.9 °C | 308 mm | 86 % |
See all twelve months for General Santos
- April is the warmest month in General Santos.
- It is the 3rd driest month of the year.
- It ranks 1st for least cloud cover.
- Days last about 12 hours from sunrise to sunset.
- It rains on 19 of 30 days — 65 % of the month.
- Nights are about 7.8 °C cooler than the middle of the day.
- The hottest April day on record since 1991 reached 37 °C, 5.1 °C above the usual daytime high.
- Beach score: 61 / 100 — see how this is calculated.
QuestionsApril in General Santos, answered
How warm is General Santos in April?
Daily highs average 32 °C and nights fall to about 24 °C, a spread of 7.8 °C between afternoon and dawn. That makes April the 1st warmest month of the year here.
Does it rain much in General Santos in April?
April averages 184 mm of rain, spread over about 19 of the 30 days — 65 % of the month. Cloud cover averages 66 % of the sky.
Is the sea warm enough to swim in April?
The sea averages 29 °C off General Santos in April. Most people find water below 20 °C bracing and above 25 °C comfortable for a long swim; this figure is a monthly surface average, so a sheltered bay on a still afternoon can be warmer.
How long are the days in April?
General Santos averages 12 hours between sunrise and sunset in April. Day length is computed from latitude and date, so it is exact rather than modelled — but it says nothing about how much of that time is sunny.
Data sources and method
- ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
- Open-Meteo — Open-Meteo.com. CC BY 4.0
- NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
- GeoNames — GeoNames.org. CC BY 4.0
- Normal period
- 1991–2020
- Dataset version
- era5-1991-2020-scores1.1
- Last processed
Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: daylight hours, beach and comfort scores, monthly rankings, threshold day counts, chance of a wet day by date, ten-day averages within the month. Full formulas are on the methodology page.
Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.