San Mateo weather in March

In March, San Mateo sees average daytime highs of 29°C and overnight lows near 21°C, with 94 mm of rain across 14.2 wet days and about 11.9 hours of daylight. It is the 8th-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 28°C in the first days to 30°C by the end. The sky is clear or mostly clear about 33% of the time in March, and the air most often feels oppressive.

Daylight stretches from about 11 h 36 min at the start of March to 12 h 06 min by month's end. Set against the rest of the year, March is San Mateo's 2nd-clearest and 6th-windiest month. For the whole year in context, see San Mateo's year-round climate.

Daytime high
29°
8th warmest
Overnight low
21°
4th coldest
Rainfall
94 mm
14.2 wet days
Daylight
11 h 54 min
6:07 AM – 6:00 PM
Cloud cover
57%
2nd clearest
Wind
5 km/h
6th windiest
Solar energy
4.95 kWh/m²
Travel score
5.3
out of 10

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 28°C in the first days to 30°C by the end.

A typical March day in San Mateo reaches about 29°C in the afternoon and slips back to 21°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 31°C. Set against its neighbours, March runs about 2°C warmer than February and about 3°C cooler than April.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12820
22820
32820
42820
52820
62820
72820
82820
92821
102821
112821
122821
132821
142921
152921
162921
172921
182921
192921
202921
212921
222921
232921
242921
252921
262921
273021
283021
293022
303022
313022

How March really feels in San Mateo

Once humidity and wind are folded in, March averages 9 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
9
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in March is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

San Mateo weather by month

How March compares with the rest of the year at a glance. March is the 8th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 20°11916.311.15.5
Feb27° / 20°9413.711.45.7
Mar29° / 21°9414.211.95.3
Apr31° / 22°9513.812.44.1
May33° / 23°27420.612.82.8
Jun33° / 24°22922.4132.4
Jul32° / 24°31826.112.92.5
Aug32° / 24°32326.412.62.5
Sep31° / 24°2942412.12.9
Oct30° / 23°22419.611.63.9
Nov28° / 22°20018.611.24.6
Dec27° / 21°23920115.0

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 23% of March, with mostly cloudy or overcast conditions the remaining 44%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25248
35347
45347
55347
65446
75446
85446
95446
105644
115644
125644
135842
145842
155842
165842
175941
185941
195941
205842
215842
225743
235743
245743
255743
265644
275644
285743
295644
305743
315743

Chance of precipitation in March

Any precipitation

San Mateo gets around 94 mm of rain over 14.2 wet days in March, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 45% and peaks near 48% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
146
245
345
445
544
644
744
844
944
1043
1143
1243
1342
1442
1542
1643
1743
1844
1944
2045
2145
2246
2346
2447
2547
2648
2748
2848
2948
3048
3148

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

Most of March feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, March lands in the oppressive band about 60% of days. Sticky, muggy-or-worse air turns up on roughly 97% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1651421
2651421
3551431
4551431
5550441
6549451
7548471
8447481
9445501
10443521
11441541
12440551
13338590
14336610
15335620
16333640
17232660
18231670
19230680
20229681
21229681
22128701
23128701
24128701
25127711
26127702
27126712
28126712
29125722
30124732
31124723

Wind in March

Winds average 5 km/h in March.

Across March, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in March

DaylightNight

Daylight runs from about 11 h 36 min at the start of March to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over March. Sunrise moves from 6:18 AM to 5:55 AM, and sunset from 5:56 PM to 6:02 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:185:56
211.76:175:56
311.76:165:57
411.76:165:57
511.76:155:57
611.76:145:58
711.76:145:58
811.86:135:58
911.86:125:58
1011.86:115:58
1111.86:115:59
1211.86:105:59
1311.86:095:59
1411.86:085:59
1511.96:086:00
1611.96:076:00
1711.96:066:00
1811.96:056:00
1911.96:056:00
2011.96:046:01
2112.06:036:01
2212.06:026:01
2312.06:016:01
2412.06:006:01
2512.06:006:01
2612.05:596:02
2712.15:586:02
2812.15:576:02
2912.15:566:02
3012.15:566:02
3112.15:556:02

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.95 kWh/m².

For context, solar energy here swings from a low near 2.69 kWh/m² to a high of 5.9 kWh/m² in April across the year — March's 4.95 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.4Bright
24.4Bright
34.5Bright
44.5Bright
54.6Bright
64.6Bright
74.7Bright
84.7Bright
94.7Bright
104.8Bright
114.8Bright
124.9Bright
134.9Bright
145.0Bright
155.0Bright
165.0Bright
175.1Bright
185.1Bright
195.1Bright
205.2Bright
215.2Bright
225.2Bright
235.2Bright
245.2Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.4Bright
305.4Bright
315.4Bright
Planning a trip in March

Is March a good time to visit San Mateo?

Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.3
Sightseeing
3rd-best month of the year
6.3
Beach & pool
1st-best month of the year

March is a reasonable time to visit San Mateo for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for San Mateo in March

From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In March, San Mateo sees daytime highs around 29°C and nights near 21°C. Pack light clothes and rain gear. Worth having: sun protection. About 14 days see rain.

light clothesrain gearsun protection

UV index in San Mateo in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in San Mateo peaks around August 19 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 11 at about 8 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 19UV 14Dec 11UV 8
UV index (midday)Level
Jan9Very high
Feb11Extreme
Mar12Extreme
Apr13Extreme
May13Extreme
Jun13Extreme
Jul12Extreme
Aug14Extreme
Sep13Extreme
Oct10Extreme
Nov8Very high
Dec8Very high

Air quality in San Mateo in March

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where March falls, not just the annual average.

Air quality in San Mateo is worst in April — around 20 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1120 µg/m³Jun 2313 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb16Moderate
Mar19Moderate
Apr20Moderate
May15Moderate
Jun13Moderate
Jul13Moderate
Aug14Moderate
Sep16Moderate
Oct15Moderate
Nov15Moderate
Dec14Moderate
Location & terrain

Where is San Mateo?

San Mateo sits at 16.9°N, 121.6°E, 82 m above sea level, in Philippines. The nearest listed city is Ramon, 12 km away.

Topography around San Mateo

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San Mateo.

Within 3 km, the terrain around San Mateo has only modest variations in elevation — a maximum elevation change of 19 m around an average of 78 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 402 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,889 m.

The land around San Mateo is covered by cropland (78%) within 3 km, cropland (70%) and trees (22%) within 16 km, and trees (70%) and cropland (22%) within 80 km.

3 km
19 m
16 km
402 m
80 km
2,889 m
treesgrasslandcroplandartificial surfaceswater
March weather nearby: Ramon 12 km · Alicia 16 km · Santiago 22 km · Roxas 27 km · Diadi 30 km · Ilagan 44 km · Aglipay 44 km · Lagawe 51 km

Philippines travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B / C
230 V · 60 Hz
Prices
≈ 33% of US
price level, 2025
GDP per capita
$4,171
2025
Happiness
6.2 / 10
World Happiness, 2025
Safe drinking water
48%
of population, 2024
Homicide rate
4.3
per 100k, 2023
Road deaths
12
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
High
EF EPI 569
Religion
Roman Catholic 79%other 8%Muslim 6%other Christian 4%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for San Mateo (16.8821°, 121.5869°, elevation 82 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).