Calamba, Philippines experiences average highs of 30°C (86°F) and lows of 25°C (77°F) throughout the year. Rainfall is frequent, averaging about 17 rainy days per month. Sunshine is abundant, averaging about 10 hours per day. High humidity combined with warm temperatures produces a tropical feel year-round. Average highs have stayed broadly stable across the available records.
Calamba, Philippines Weather & Climate 2026
Monthly climate averages for Calamba, Philippines. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: May–Oct At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
3.7/10
Best: January, February
UV Index
7
High
Temperature 30°C / 25°C
Feels Like 35°C / 30°C
Rainy Days 17
Rainfall 185 mm
Sunshine 10 h
Humidity 83%
Wind Speed 15 km/h
Dew Point 24°C
Hottest Month
33°C
May
Avg Low26°C
Rain17days
Coldest Month
23°C
February
Avg High29°C
Rain5days
Driest Month
4days
March
Avg High31°C
Avg Low24°C
Windiest Month
19 km/h
January (Gusts 40)
Worst Time to Visit
Consider avoiding May, June, July, September due to extreme heat, heavy rainfall, oppressive humidity.
Sun Position
Sunrise 05:28
Daylight 13h
Sunset 18:26
Live conditions—
Calamba on the map · live conditions
Calamba, Philippines
- Continent
- Asia
- Country
- Philippines
- City
- Calamba
- Population
- 575K
- Coordinates
- 14.21°, 121.17°
Seasonal Breakdown
Spring
Mar–May
Avg High 32°C
Avg Low 25°C
Rain 9 days/mo
Summer
Jun–Aug
Avg High 30°C
Avg Low 26°C
Rain 29 days/mo
Autumn
Sep–Nov
Avg High 30°C
Avg Low 25°C
Rain 21 days/mo
Winter
Dec–Feb
Avg High 28°C
Avg Low 24°C
Rain 9 days/mo
2/3 best months
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 28°C / 23°C . Feb: 29°C / 23°C . Mar: 31°C / 24°C . Apr: 33°C / 25°C . May: 33°C / 26°C . Jun: 31°C / 26°C . Jul: 30°C / 25°C . Aug: 30°C / 25°C . Sep: 30°C / 25°C . Oct: 30°C / 25°C . Nov: 29°C / 25°C . Dec: 29°C / 24°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 82 mm. Feb: 37 mm. Mar: 19 mm. Apr: 28 mm. May: 171 mm. Jun: 274 mm. Jul: 384 mm. Aug: 333 mm. Sep: 313 mm. Oct: 245 mm. Nov: 136 mm. Dec: 194 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 82%. Feb: 80%. Mar: 77%. Apr: 75%. May: 79%. Jun: 86%. Jul: 88%. Aug: 88%. Sep: 88%. Oct: 87%. Nov: 85%. Dec: 85%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 19 km/h . Feb: 19 km/h . Mar: 17 km/h . Apr: 15 km/h . May: 13 km/h . Jun: 12 km/h . Jul: 14 km/h . Aug: 15 km/h . Sep: 13 km/h . Oct: 14 km/h . Nov: 17 km/h . Dec: 18 km/h .
Sunshine
Sunshine
Sunshine: Jan: 9h. Feb: 10h. Mar: 11h. Apr: 11h. May: 11h. Jun: 10h. Jul: 9h. Aug: 9h. Sep: 9h. Oct: 9h. Nov: 9h. Dec: 9h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 6. Feb: UV 7. Mar: UV 8. Apr: UV 9. May: UV 8. Jun: UV 8. Jul: UV 7. Aug: UV 8. Sep: UV 7. Oct: UV 7. Nov: UV 7. Dec: UV 6.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy
Climate Trends
Average highs have stayed broadly stable across the available records. Average rainfall is trending wetter by about 30 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Apr 2025 · 33°C | May · 33°C |
| Coldest month | Jan 2025 · 24°C | Feb · 23°C |
| Wettest month | Aug 2025 · 445 mm | Jul · 384 mm |
| Windiest month | Jul 2025 · 20 km/h | Jan · 19 km/h |
Month-by-Month Weather Table
January best
Excellent 
February best
Excellent March
Fair April
Poor May
Poor June
Wet July
Wet August
Wet September
Wet October
Wet November
Fair December
Wet | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January best | 28°C / 23°C | 31°C / 27°C | 9days (82 mm) Wet | 9.1h Good | 82% Humid | 6.4 High | Excellent | View Details |
| February best | 29°C / 23°C | 32°C / 26°C | 5days (37 mm) Good | 10h Excellent | 80% Humid | 7.3 Very High | Excellent | View Details |
| March | 31°C / 24°C | 35°C / 28°C | 4days (19 mm) Good | 11h Excellent | 77% Humid | 8.3 Very High | Fair | View Details |
| April | 33°C / 25°C | 37°C / 30°C | 6days (28 mm) Good | 11.4h Excellent | 75% Muggy | 8.8 Very High | Poor | View Details |
| May | 33°C / 26°C | 39°C / 32°C | 17days (171 mm) Wet | 11h Excellent | 79% Humid | 8.1 Very High | Poor | View Details |
| June | 31°C / 26°C | 38°C / 32°C | 27days (274 mm) Wet | 10.3h Excellent | 86% Very Muggy | 8.1 Very High | Wet | View Details |
| July | 30°C / 25°C | 36°C / 31°C | 30days (384 mm) Wet | 8.8h Good | 88% Very Muggy | 7.4 Very High | Wet | View Details |
| August | 30°C / 25°C | 36°C / 31°C | 29days (333 mm) Wet | 9.2h Good | 88% Very Muggy | 7.9 Very High | Wet | View Details |
| September | 30°C / 25°C | 36°C / 31°C | 26days (313 mm) Wet | 8.5h Good | 88% Very Muggy | 7.4 Very High | Wet | View Details |
| October | 30°C / 25°C | 36°C / 30°C | 22days (245 mm) Wet | 8.8h Good | 87% Very Muggy | 7.1 Very High | Wet | View Details |
| November | 29°C / 25°C | 34°C / 30°C | 14days (136 mm) Wet | 9.3h Good | 85% Humid | 6.6 High | Fair | View Details |
| December | 29°C / 24°C | 32°C / 28°C | 14days (194 mm) Wet | 8.5h Good | 85% Humid | 5.8 High | Wet | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Calamba are January, February, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Calamba, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Calamba is May, with average daytime highs of 33°C (91°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Calamba is February, with average overnight lows of 23°C (74°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Calamba is July, averaging 384mm of precipitation across 30 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Calamba runs through July, August, June, September, with the heaviest rainfall in July. Based on 10-year averages for Calamba.
Calamba receives approximately 116 sunshine hours per year. The sunniest month is April with around 11 hours. Based on climate data for Calamba.
The least favorable months to visit Calamba are May, June, July, September, primarily due to extreme heat, heavy rainfall, oppressive humidity. For the best conditions, consider January, February instead.
The annual average UV index in Calamba is 7, classified as high. SPF 30+ sunscreen, sunglasses, and seeking shade between 10:00–16:00 are strongly recommended.
Average humidity in Calamba is 83%, classified as humid. High humidity makes warm temperatures feel significantly hotter — lightweight, breathable clothing is recommended.
Average wind speeds in Calamba are 15 km/h (9 mph). The windiest month is January with peak winds reaching 19 km/h (12 mph) (gusts up to 40 km/h / 25 mph).
Calamba averages 1 clear-sky days per month with overall cloud cover around 71%. The clearest skies occur in April.
The annual average dew point in Calamba is 24°C (75°F), which feels oppressively humid. Expect heavy perspiration during warmer months — stay hydrated and take breaks in air-conditioned spaces.
Calamba has a Tropical Monsoon climate, classified as Am under the Köppen system. Tropical climates are warm year-round with high rainfall and temperatures rarely dropping below 18°C (64°F).
The 'feels like' temperature in Calamba ranges from 30°C (86°F) to 35°C (95°F) on average. Humidity and radiant heat mean it often feels warmer than the thermometer reads, especially in summer months.
June is not the best time to visit Calamba, with a climate score of 1.3/10. Consider visiting during January, February instead for better conditions.
For June in Calamba, pack Umbrella, Waterproof jacket, Waterproof shoes, Breathable clothing, Sunscreen (SPF 30+). With average highs of 31°C (88°F) and 27 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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