Pleasanton weather in March

In March, Pleasanton sees average daytime highs of 63°F and overnight lows near 45°F, with 2.6 in of rain across 8.7 wet days and about 11.7 hours of daylight. It is the 8th-warmest and 4th-wettest month of the year here.

Highs climb over the month, from about 61°F in the first days to 65°F by the end. The sky is clear or mostly clear about 36% of the time in March, and the air most often feels dry.

Daylight stretches from about 11 h 06 min at the start of March to 12 h 18 min by month's end. Set against the rest of the year, March is Pleasanton's 9th-clearest and 6th-windiest month. For the whole year in context, see Pleasanton's year-round climate.

Daytime high
63°
8th warmest
Overnight low
45°
4th coldest
Rainfall
2.6 in
8.7 wet days
Daylight
11 h 42 min
6:26 AM – 6:08 PM
Cloud cover
54%
9th clearest
Wind
5 mph
6th windiest
Solar energy
4.75 kWh/m²
Travel score
5.9
out of 10

Pleasanton is city in Alameda County, California, United States.

Density
1,265/km²
people per km²
Founded
1839

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 61°F in the first days to 65°F by the end.

A typical March day in Pleasanton reaches about 63°F in the afternoon and slips back to 45°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 55°F and 72°F. Set against its neighbours, March runs about 4°F warmer than February and about 4°F cooler than April.

30°40°50°60°70°80°151015202531
Avg high (°F)Avg low (°F)
16144
26144
36144
46144
56244
66244
76244
86244
96344
106345
116345
126345
136345
146445
156445
166445
176445
186445
196445
206445
216445
226445
236445
246445
256445
266445
276445
286545
296545
306546
316546

Pleasanton weather by month

How March compares with the rest of the year at a glance. March is the 8th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan56° / 41°3.49.49.74.0
Feb59° / 43°3.38.810.54.7
Mar63° / 45°2.68.711.75.9
Apr68° / 47°1.35.212.97.2
May73° / 51°0.63148.4
Jun80° / 55°0.20.814.68.8
Jul84° / 58°0.00.214.37.8
Aug83° / 58°0.10.313.57.8
Sep81° / 56°0.10.512.38.7
Oct74° / 52°0.82.8118.6
Nov63° / 45°1.65.6106.3
Dec56° / 41°3.18.89.44.0

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 14% of March, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15050
25050
35050
45149
55149
65149
75248
85149
95149
105149
115050
125050
134951
144852
154852
164753
174753
184753
194753
204753
214753
224852
234852
245050
255149
265149
275248
285347
295347
305446
315545

Chance of precipitation in March

Any precipitation

Pleasanton gets around 2.6 in of rain over 8.7 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 28% and peaks near 31% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
131
231
330
430
529
629
729
828
928
1028
1127
1227
1327
1427
1528
1628
1728
1829
1929
2029
2129
2228
2328
2427
2526
2626
2725
2825
2924
3023
3123

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, March lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in March

Winds average 5 mph in March.

Across March, daily wind ranges from about 5 mph on the calmest days to 6 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)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
296calm
306calm
316calm

Sunrise & sunset in March

DaylightNight

Daylight runs from about 11 h 06 min at the start of March to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 72 minutes over March. Sunrise moves from 6:48 AM to 6:03 AM, and sunset from 5:53 PM to 6:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.16:485:53
211.16:475:54
311.26:455:55
411.26:445:56
511.26:425:57
611.36:415:58
711.36:405:59
811.46:386:00
911.46:376:01
1011.56:356:02
1111.56:346:03
1211.56:326:04
1311.66:316:05
1411.66:296:06
1511.76:286:07
1611.76:266:08
1711.76:256:09
1811.86:236:10
1911.86:226:11
2011.96:206:12
2111.96:186:13
2211.96:176:14
2312.06:156:15
2412.06:146:16
2512.16:126:17
2612.16:116:18
2712.26:096:18
2812.26:086:19
2912.26:066:20
3012.36:046:21
3112.36:036:22

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.75 kWh/m².

For context, solar energy here swings from a low near 2.25 kWh/m² to a high of 8.21 kWh/m² in June across the year — March's 4.75 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.0Bright
24.0Bright
34.1Bright
44.2Bright
54.2Bright
64.3Bright
74.3Bright
84.4Bright
94.4Bright
104.5Bright
114.5Bright
124.6Bright
134.6Bright
144.7Bright
154.7Bright
164.7Bright
174.8Bright
184.8Bright
194.9Bright
204.9Bright
215.0Bright
225.0Bright
235.1Bright
245.1Bright
255.2Bright
265.3Bright
275.3Bright
285.4Bright
295.4Bright
305.5Bright
315.5Bright
Planning a trip in March

Is March a good time to visit Pleasanton?

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

5.9
Sightseeing
9th-best month of the year
1.6
Beach & pool
9th-best month of the year

March is a reasonable time to visit Pleasanton for sightseeing.

What to pack for Pleasanton in March

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

In March, Pleasanton sees daytime highs around 63°F and nights near 45°F. Worth packing: a warm layer, rain gear and sun protection. About 9 days see rain.

a warm layerrain gearsun protection

Sea temperature near Pleasanton in March

The nearest coast averages about 54°F in March — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 34 mi away) is warmest in August at about 59°F and coldest in April near 54°F.

The water stays below 68°F all year — cool enough that most swimmers want a wetsuit.

52°54°56°58°60°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°F)Comfort
Jan54Bracing
Feb54Bracing
Mar54Bracing
Apr54Bracing
May54Bracing
Jun55Bracing
Jul57Bracing
Aug59Bracing
Sep59Bracing
Oct58Bracing
Nov56Bracing
Dec55Bracing

UV index in Pleasanton in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Pleasanton peaks around June 23 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 23UV 10Dec 15UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar5Moderate
Apr7High
May8Very high
Jun10Extreme
Jul10Extreme
Aug10Very high
Sep6High
Oct5High
Nov2Moderate
Dec2Moderate

Air quality in Pleasanton 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 Pleasanton is worst in August — around 34 µg/m³ PM2.5 (moderate), about 4.9× the cleanest month (June, 7 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateAug 1832 µg/m³Jun 157 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb13Moderate
Mar13Moderate
Apr10Good
May8Good
Jun7Good
Jul9Good
Aug34Moderate
Sep16Moderate
Oct14Moderate
Nov15Moderate
Dec12Good
Location & terrain

Where is Pleasanton?

Pleasanton sits at 37.7°N, 121.9°W, 348 ft above sea level, in United States. The nearest listed city is Dublin, 4.3 mi away.

Topography around Pleasanton

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Pleasanton.

Within 2 miles, the terrain around Pleasanton has only modest variations in elevation — a maximum elevation change of 522 ft around an average of 390 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 2,392 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 4,452 ft.

The land around Pleasanton is covered by artificial surfaces (43%), trees (30%) and grassland (23%) within 2 miles, grassland (52%), trees (23%) and artificial surfaces (20%) within 10 miles, and grassland (28%) and trees (27%) within 50 miles.

2 miles
522 ft
10 miles
2,392 ft
50 miles
4,452 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
March weather nearby: Dublin 4.3 mi · Livermore 6.2 mi · Union City 9.3 mi · San Ramon 9.9 mi · Fremont 9.9 mi · Hayward 11 mi · Castro Valley 12 mi · Newark 13 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

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 Pleasanton (37.6624°, -121.8747°, elevation 348 ft), 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).