Health effects can be felt by sensitive groups, including children, older adults, and people with respiratory or heart conditions. The general public is less likely to be affected.

Health & Activity Advice

⚠ Take Precautions

UV index is 6 today — high. Apply sunscreen before heading out, and consider a hat or shade during peak hours (roughly late morning to mid-afternoon).

Health effects can be felt by sensitive groups, including children, older adults, and people with respiratory or heart conditions. The general public is less likely to be affected.

Morning before 10 AM or evening after 4 PM is the more comfortable window for outdoor activity today.

High humidity (86%) combined with the heat means it will feel more uncomfortable than the air temperature alone suggests — stay hydrated if you're active outside.

Nearby Regional Outlook

Karnāl Weather Radar

Live precipitation · Cloud cover · Wind

View live radar →

Frequently Asked Questions

What is the hottest month in Karnāl?

The hottest month in Karnāl is typically May, with daytime highs averaging around 37.4°C (99°F), based on 10 years of historical weather data. Overnight lows during this period average near 24°C (75°F). Take extra precautions during this time stay hydrated and avoid strenuous outdoor activity in peak afternoon heat.

What is the coldest month in Karnāl?

The coldest month in Karnāl is typically January, with overnight lows averaging around 7.5°C (46°F) and daytime highs near 17.9°C (64°F), based on 10 years of historical weather data.

When does the rainy season start in Karnāl?

Karnāl has a clearly defined rainy season running roughly from July to September, based on 10 years of historical rainfall data. July is typically the wettest month, averaging about 248 mm of rain. Outside this window, rainfall is much lighter for the rest of the year.

What's the best time of year to visit Karnāl?

The best time to visit Karnāl is typically February, when daytime highs average a comfortable 21.9°C (71°F). Rainfall during this window averages around 34 mm, well below the 248 mm seen in July, the wettest month. This is based on 10 years of historical weather data.

Is Karnāl's air quality safe right now?

As of the latest reading, Karnāl's air quality index (AQI) is 82, rated "Moderate", based on the nearest monitoring station. Air quality is acceptable, though unusually sensitive individuals may notice minor effects.

Atmospheric Details

Wind

6 km/h

E · Light Breeze · Max 16 km/h

Humidity

86 %

High · feels muggy

UV Index

High

Visibility

16 km

Excellent

Pressure

979 hPa

Low · change likely

Dew Point

25°C

Very humid

Today vs Normal

32°C-2° below normal

The long-term average high for today is 34°C.

25 of the last 28 days with published data ran above normal.

That's a break from the pattern - today's forecast runs below normal even though the recent stretch mostly ran above.

Red = above normal, blue = at or below · last 12 days

Air Quality

Unhealthy for Sensitive Groups

Health effects can be felt by sensitive groups, including children, older adults, and people with respiratory or heart conditions. The general public is less likely to be affected.

Health & Activity Advice

⚠ Take Precautions

UV index is 6 today — high. Apply sunscreen before heading out, and consider a hat or shade during peak hours (roughly late morning to mid-afternoon).

Health effects can be felt by sensitive groups, including children, older adults, and people with respiratory or heart conditions. The general public is less likely to be affected.

Morning before 10 AM or evening after 4 PM is the more comfortable window for outdoor activity today.

High humidity (86%) combined with the heat means it will feel more uncomfortable than the air temperature alone suggests — stay hydrated if you're active outside.