Climate and monthly weather forecastSan Juan, Philippines
Climate and monthly weather forecast
Weather in January
January, like December, in San Juan, Philippines, is a moderately hot winter month, with an average temperature ranging between min 22.8°C (73°F) and max 26.6°C (79.9°F). With average high and low temperatures of 26.6°C (79.9°F) and 22.8°C (73°F) respectively, January is San Juan's coldest month. Weather in January »Weather in February
The last month of the winter, February, is also a moderately hot month in San Juan, Philippines, with an average temperature varying between 27.8°C (82°F) and 22.7°C (72.9°F). February's weather displays an average high-temperature of a still moderately hot 27.8°C (82°F), slightly varied from January's 26.6°C (79.9°F). Weather in February »Weather in March
March, the first month of the spring in San Juan, is still a warm month, with an average temperature ranging between min 23.4°C (74.1°F) and max 29.1°C (84.4°F). The ushering in of March brings an average high-temperature of a still warm 29.1°C (84.4°F), closely mirroring the 27.8°C (82°F) of February. Weather in March »Weather in April
April in San Juan, Philippines, is a tropical spring month, with an average temperature fluctuating between 24.3°C (75.7°F) and 31.1°C (88°F). The advent of April presents an average high-temperature of a tropical 31.1°C (88°F), maintaining a close correlation with the preceding month. Weather in April »Weather in May
May, the last month of the spring in San Juan, is also a hot month, with temperature in the range of an average high of 32°C (89.6°F) and an average low of 25.3°C (77.5°F). The month of May, characterized by an average high of 32°C (89.6°F) and a low of 25.3°C (77.5°F), is recognized as the warmest. May's mean heat index is calculated to be a blisteringly hot 43°C (109.4°F). Weather in May »Weather in June
The first month of the summer, June, is also a hot month in San Juan, Philippines, with an average temperature ranging between min 25.2°C (77.4°F) and max 31.3°C (88.3°F). June records an average high-temperature of a still tropical 31.3°C (88.3°F), indicating a minor variation from the preceding month. Weather in June »Weather in July
July, the same as June, is a moderately hot summer month in San Juan, Philippines, with an average temperature fluctuating between 29.9°C (85.8°F) and 24.4°C (75.9°F). San Juan registers an average high-temperature of a warm 29.9°C (85.8°F) with the arrival of July, showing minor deviation from the preceding month. Weather in July »Weather in August
The last month of the summer, August, is another warm month in San Juan, Philippines, with an average temperature varying between 24.7°C (76.5°F) and 29.9°C (85.8°F). August is marked by an average high-temperature of a still warm 29.9°C (85.8°F), maintaining the same climate as July. Weather in August »Weather in September
September, the first month of the autumn in San Juan, is still a warm month, with an average temperature ranging between min 24.3°C (75.7°F) and max 29.8°C (85.6°F). Entering September, the average high-temperature is recorded at a still moderately hot 29.8°C (85.6°F), exhibiting a minimal shift from August's 29.9°C (85.8°F). Weather in September »Weather in October
October, like September, in San Juan, Philippines, is a moderately hot autumn month, with an average temperature ranging between min 24.3°C (75.7°F) and max 29.5°C (85.1°F). The arrival of October brings an average high-temperature of a still warm 29.5°C (85.1°F), closely following the temperature pattern of September. Weather in October »Weather in November
November, the last month of the autumn in San Juan, is also a moderately hot month, with an average temperature varying between 28.8°C (83.8°F) and 24.4°C (75.9°F). The onset of November manifests an average high-temperature of a still warm 28.8°C (83.8°F), demonstrating a minor variation from the preceding month. Weather in November »Weather in December
December, the first month of the winter in San Juan, is also a moderately hot month, with an average temperature ranging between max 27.8°C (82°F) and min 24.1°C (75.4°F). San Juan notes an average high-temperature of a still moderately hot 27.8°C (82°F) in December, displaying minor variation from November. Weather in December »Updated: Feb 7, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
January stands out as San Juan's coldest month, with an average high-temperature of 26.6°C (79.9°F) and a low-temperature of 22.8°C (73°F).
In San Juan, during the entire year, the rain falls for 196.1 days and collects up to 602mm (23.7") of precipitation.
January has the least sunshine of the year, with an average of 5.1h of sunshine.
January and December, with an average maximum UV index of 6, are months with the lowest UV index.
February is the month with the least rainfall. Rain falls for 12.5 days and accumulates 15mm (0.59") of precipitation.
February through November, with an average maximum UV index of 7, are months with the highest UV index in San Juan, Philippines.
The least humid month is April, with an average relative humidity of 76%.
With an average of 11.2h of sunshine, April has the most sunshine of the year.
The warmest period tends to be May, when average temperatures fluctuate between a high of 32°C (89.6°F) and a low of 25.3°C (77.5°F).
With an average of 13h and 0min of daylight, June has the longest days of the year.
The months with the highest humidity are July and September, with an average relative humidity of 83%.
The month with the most rainfall in San Juan is August, when the rain falls for 15.8 days and typically aggregates up to 93mm (3.66") of precipitation.
With an average of 11h and 18min of daylight, December has the shortest days of the year.
San Juan, Philippines, does not utilize Daylight Saving Time (DST). PST timezone is used throughout the entire year.
Average temperature
San Juan, Philippines
The warmest month (with the highest average high temperature) is May (32°C).
The month with the lowest average high temperature is January (26.6°C).
The month with the highest average low temperature is May (25.3°C).
The coldest month (with the lowest average low temperature) is February (22.7°C).
Average pressure
San Juan, Philippines
- Average pressure in January:
1013.1mbar - Average pressure in February:
1013.4mbar - Average pressure in March:
1012.7mbar - Average pressure in April:
1011.3mbar - Average pressure in May:
1009.5mbar - Average pressure in June:
1008.4mbar
- Average pressure in July:
1007.9mbar - Average pressure in August:
1007.6mbar - Average pressure in September:
1008.2mbar - Average pressure in October:
1009.2mbar - Average pressure in November:
1010.9mbar - Average pressure in December:
1011.4mbar
The month with the highest atmospheric pressure is February (1013.4mbar).
The month with the lowest atmospheric pressure is August (1007.6mbar).
Average wind speed
San Juan, Philippines
- Average wind speed in January:
14.2km/h - Average wind speed in February:
13.1km/h - Average wind speed in March:
12.1km/h - Average wind speed in April:
10.1km/h - Average wind speed in May:
7.5km/h - Average wind speed in June:
8.3km/h
- Average wind speed in July:
8.7km/h - Average wind speed in August:
11km/h - Average wind speed in September:
8.3km/h - Average wind speed in October:
9.3km/h - Average wind speed in November:
12.5km/h - Average wind speed in December:
13.7km/h
The windiest month (with the highest average wind speed) is January (14.2km/h).
The calmest month (with the lowest average wind speed) is May (7.5km/h).
Average humidity
San Juan, Philippines
The months with the highest relative humidity are July and September (83%).
The month with the lowest relative humidity is April (76%).
Average rainfall
San Juan, Philippines
The wettest month (with the highest rainfall) is August (93mm).
The driest month (with the least rainfall) is February (15mm).
Average rainfall days
San Juan, Philippines
- Average rainfall days in January:
18.2 days - Average rainfall days in February:
12.5 days - Average rainfall days in March:
14.6 days - Average rainfall days in April:
12.7 days - Average rainfall days in May:
16.6 days - Average rainfall days in June:
18.2 days
- Average rainfall days in July:
18.1 days - Average rainfall days in August:
15.8 days - Average rainfall days in September:
16.1 days - Average rainfall days in October:
18.6 days - Average rainfall days in November:
16.7 days - Average rainfall days in December:
18 days
The month with the highest number of rainy days is October (18.6 days).
The month with the least rainy days is February (12.5 days).
Average daylight / Average sunshine
San Juan, Philippines
- Average daylight in January:
11h and 24min - Average daylight in February:
11h and 42min - Average daylight in March:
12h and 6min - Average daylight in April:
12h and 30min - Average daylight in May:
12h and 48min - Average daylight in June:
13h and 0min
- Average daylight in July:
12h and 54min - Average daylight in August:
12h and 36min - Average daylight in September:
12h and 12min - Average daylight in October:
11h and 48min - Average daylight in November:
11h and 30min - Average daylight in December:
11h and 18min
The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 18min).
- Average sunshine in January:
5h and 6min - Average sunshine in February:
6h and 54min - Average sunshine in March:
9h and 12min - Average sunshine in April:
11h and 12min - Average sunshine in May:
11h and 6min - Average sunshine in June:
10h and 0min
- Average sunshine in July:
8h and 24min - Average sunshine in August:
8h and 30min - Average sunshine in September:
8h and 12min - Average sunshine in October:
8h and 0min - Average sunshine in November:
7h and 18min - Average sunshine in December:
5h and 24min
The month with the most sunshine is April (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days
San Juan, Philippines
- Average sunshine days in January:
4.3 days - Average sunshine days in February:
8.6 days - Average sunshine days in March:
10.6 days - Average sunshine days in April:
11.8 days - Average sunshine days in May:
10.9 days - Average sunshine days in June:
10.8 days
- Average sunshine days in July:
11.5 days - Average sunshine days in August:
14.3 days - Average sunshine days in September:
12.6 days - Average sunshine days in October:
8.8 days - Average sunshine days in November:
6.1 days - Average sunshine days in December:
5.8 days
The month with the most sunshine days is August (14.3 days).
The month with the least sunshine days is January (4.3 days).
Average UV index
San Juan, Philippines
The months with the highest UV index are February, March, April, May, June, July, August, September, October and November (UV index 7).
The months with the lowest UV index are January and December (UV index 6).
Average cloud cover
San Juan, Philippines
The month with the most cloud cover is August (Cloud cover 52).
The month with the least cloud cover is April (Cloud cover 27).
Average visibility
San Juan, Philippines
The months with the highest visibility are February, March, April and December (10km).
The months with the lowest visibility are January, May, June, July, August, September, October and November (9km).
