Climate Insights for Basco

Province of Batanes, Cagayan Valley, Philippines

Hottest
June
29°C peak
Coldest
January
23°C low
Wettest
August
405mm rain
Best to Visit
February, March
Mild temps & low rain

Climate Overview

The climate in Basco is hot. The average annual temperature is 26°C and approximately 2073mm of precipitation falls per year. August is the wettest month, receiving around 405mm of rainfall. Basco is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: June, July, August. The coldest months are January, February, March, when temperatures can drop to 23°C.

Temperature

10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 24° Average: 23° Min: 23° Feb Max: 24° Average: 23° Min: 23° Mar Max: 25° Average: 24° Min: 24° Apr Max: 27° Average: 26° Min: 25° May Max: 28° Average: 28° Min: 27° Jun Max: 29° Average: 29° Min: 28° Jul Max: 29° Average: 29° Min: 28° Aug Max: 29° Average: 28° Min: 27° Sep Max: 29° Average: 28° Min: 27° Oct Max: 28° Average: 27° Min: 27° Nov Max: 27° Average: 26° Min: 26° Dec Max: 25° Average: 24° Min: 24°
Max
Average
Min

Basco has relatively stable temperatures year-round, staying within a 6°C range. The warmest month is June, when average highs reach 29°C and the mean temperature sits around 29°C. January is the coolest month, with minimum temperatures around 23°C and an average of 23°C. Daily temperature variation is modest, with an average difference of 1°C between highs and lows.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm 400mm 450mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 105mm Feb Precipitation: 49mm Mar Precipitation: 28mm Apr Precipitation: 26mm May Precipitation: 175mm Jun Precipitation: 163mm Jul Precipitation: 235mm Aug Precipitation: 405mm Sep Precipitation: 308mm Oct Precipitation: 248mm Nov Precipitation: 194mm Dec Precipitation: 137mm
Precipitation

Basco is a very wet location, receiving approximately 2073mm of precipitation annually, which averages out to around 173mm per month. The wettest month is August, averaging 405mm of rainfall. September and October also tend to see above-average precipitation. The driest month is April, with just 26mm. That's 378mm less than August, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h 25km/h 30km/h 35km/h 40km/h 45km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 41km/h Feb Wind Speed: 38km/h Mar Wind Speed: 34km/h Apr Wind Speed: 30km/h May Wind Speed: 26km/h Jun Wind Speed: 28km/h Jul Wind Speed: 29km/h Aug Wind Speed: 31km/h Sep Wind Speed: 31km/h Oct Wind Speed: 39km/h Nov Wind Speed: 40km/h Dec Wind Speed: 45km/h
Wind Speed

Basco is very windy, with an average annual wind speed of 34km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is December, averaging 45km/h, which can feel quite blustery and may affect outdoor activities. The calmest conditions occur in May, with average winds dropping to 26km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 19km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 41km/h in winter, 30km/h in spring, 29km/h in summer, 37km/h in autumn.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

89 days until Summer

It is currently spring in Basco, which began on March 20, 2026. Basco is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in June at around 29°C, while the coldest stretch bottoms out in January near 23°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 24 to 28°C. Precipitation is moderate at around 230mm for the season, averaging 77mm per month. Winds are strong, averaging 30km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 27 to 29°C. Rainfall is heavy, totalling around 802mm across the season with a monthly average of 267mm. Winds are strong, averaging 29km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 26 to 29°C. Rainfall is heavy, totalling around 749mm across the season with a monthly average of 250mm. Winds are strong, averaging 37km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 23 to 25°C. Precipitation is moderate at around 291mm for the season, averaging 97mm per month. Winds are strong, averaging 41km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 23°
Feb 23°
Mar 24°
Apr 26°
May 28°
Jun 29°
Jul 29°
Aug 28°
Sep 28°
Oct 27°
Nov 26°
Dec 24°

The best time to visit Basco is during February and March, when the weather is most comfortable for travellers. During these months, average temperatures hover around 24°C with modest rainfall averaging 39mm per month. By contrast, June can be uncomfortably hot with highs reaching 29°C, while January is the coldest period with lows dropping to 23°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

Monthly Climate Data

The table below shows monthly climate averages for Basco based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
23 °C
24 °C
41 km/h
105 mm
0 cm
Feb
23 °C
24 °C
38 km/h
49 mm
0 cm
Mar Current
24 °C
25 °C
34 km/h
28 mm
0 cm
Apr
25 °C
27 °C
30 km/h
26 mm
0 cm
May
27 °C
28 °C
26 km/h
175 mm
0 cm
Jun
28 °C
29 °C
28 km/h
163 mm
0 cm
Jul
28 °C
29 °C
29 km/h
235 mm
0 cm
Aug
27 °C
29 °C
31 km/h
405 mm
0 cm
Sep
27 °C
29 °C
31 km/h
308 mm
0 cm
Oct
27 °C
28 °C
39 km/h
248 mm
0 cm
Nov
26 °C
27 °C
40 km/h
194 mm
0 cm
Dec
24 °C
25 °C
45 km/h
137 mm
0 cm
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Metric (°C, km/h)