Climate averages 1991–2020
Gapan weather
in May.
A hot, very wet month: the 2nd warmest and the 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a hot month in Gapan: daytime highs average 33.1°C and nights cool to about 24.7°C. By daytime temperature it is the 2nd warmest of the 12 months.
Expect about 197 mm of rain on roughly 21 days, which makes May a very wet month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 50 min on an average May day.
The nearest other city in this atlas is Cabanatuan City (20 km away). In May its highs average 33.1°C, about as warm as Gapan, with 192 mm of rain.
Among the 151 cities listed in the Philippines, Gapan ranks joint 4th of 151 for the warmest May highs and 99th of 151 for the driest May (rainfall, lowest first). The mean May high of those 151 cities is 30.7°C; Gapan is 2.4°C warmer than that mean.
From May to June, average highs fall by 1.8°C to 31.3°C, and monthly rainfall rises from 197 mm to 269 mm.
The annual picture
May in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Gapan climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 28.9°C20.5°C | 20.5°C | 36 | 4.5 | 11.311 h |
| February | 29.8°C20.9°C | 20.9°C | 33 | 3.8 | 11.612 h |
| March | 31.5°C22.1°C | 22.1°C | 39 | 5.1 | 12.012 h |
| April | 33.4°C23.9°C | 23.9°C | 46 | 8.3 | 12.512 h |
| May, selected | 33.1°C24.7°C | 24.7°C | 197 | 21.0 | 12.813 h |
| June | 31.3°C24.4°C | 24.4°C | 269 | 26.1 | 13.013 h |
| July | 30.0°C23.9°C | 23.9°C | 411 | 29.5 | 12.913 h |
| August | 29.6°C23.8°C | 23.8°C | 368 | 29.3 | 12.613 h |
| September | 29.7°C23.5°C | 23.5°C | 349 | 28.2 | 12.212 h |
| October | 30.0°C23.0°C | 23.0°C | 239 | 19.9 | 11.812 h |
| November | 29.9°C22.4°C | 22.4°C | 112 | 11.8 | 11.411 h |
| December | 29.1°C21.6°C | 21.6°C | 100 | 8.9 | 11.211 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
May in nearby cities
- Cabanatuan City in MayPhilippines · 20 kmHigh 33.1°C · Low 24.8°C · 192 mm rain
- Arayat in MayPhilippines · 26 kmHigh 32.8°C · Low 24.9°C · 153 mm rain
- La Paz, Philippines in MayPhilippines · 28 kmHigh 33.3°C · Low 24.8°C · 152 mm rain
- Concepcion in MayPhilippines · 31 kmHigh 33.1°C · Low 24.8°C · 153 mm rain
- Capas in MayPhilippines · 38 kmHigh 33.0°C · Low 24.8°C · 169 mm rain
- Bulaon in MayPhilippines · 39 kmHigh 32.6°C · Low 24.9°C · 136 mm rain
- Baliuag in MayPhilippines · 40 kmHigh 32.4°C · Low 25.3°C · 183 mm rain
- San Fernando in MayPhilippines · 41 kmHigh 32.4°C · Low 25.2°C · 136 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Gapan) is explained once on the Gapan year overview and on the Sources, method and limits page.