Bay Point weather in March

In March, Bay Point sees average daytime highs of 65°F and overnight lows near 47°F, with 2.8 in of rain across 8.3 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 63°F in the first days to 66°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 Bay Point's 9th-clearest and 7th-windiest month. For the whole year in context, see Bay Point's year-round climate.

Daytime high
65°
8th warmest
Overnight low
47°
4th coldest
Rainfall
2.8 in
8.3 wet days
Daylight
11 h 42 min
6:27 AM – 6:08 PM
Cloud cover
55%
9th clearest
Wind
6 mph
7th windiest
Solar energy
4.62 kWh/m²
Travel score
6.3
out of 10

Bay Point is census designated place in California.

Density
1,123/km²
people per km²

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 63°F in the first days to 66°F by the end.

A typical March day in Bay Point reaches about 65°F in the afternoon and slips back to 47°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 56°F and 74°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)
16245
26345
36345
46346
56346
66446
76446
86446
96446
106446
116546
126547
136547
146547
156547
166547
176547
186547
196547
206547
216547
226547
236647
246647
256647
266647
276647
286647
296647
306647
316647

Bay Point 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
Jan57° / 42°3.78.99.74.2
Feb61° / 44°3.78.710.55.1
Mar65° / 47°2.88.311.76.3
Apr69° / 49°1.34.7137.4
May74° / 52°0.72.9148.5
Jun80° / 55°0.10.814.68.8
Jul82° / 57°0.00.214.48.8
Aug82° / 57°0.10.213.58.7
Sep81° / 56°0.10.412.38.7
Oct75° / 53°0.82.8118.6
Nov65° / 47°1.75.49.96.5
Dec57° / 43°3.38.69.44.3

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 (%)
14951
24951
35050
45050
55050
65050
74951
85050
95050
105050
115050
125050
134951
144852
154852
164852
174852
184753
194753
204753
214852
224852
234852
244951
255050
265149
275248
285446
295446
305446
315545

Chance of precipitation in March

Any precipitation

Bay Point gets around 2.8 in of rain over 8.3 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 26% 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
230
329
429
528
628
727
827
927
1026
1126
1226
1326
1426
1526
1627
1727
1827
1927
2027
2127
2226
2326
2425
2524
2624
2723
2822
2922
3021
3121

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 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1991
2991
3991
4991
5991
6991
7991
8991
9991
10991
11991
12991
13991
14991
15991
16991
17991
18991
19991
20991
21991
22991
23991
24991
25991
26991
27991
28991
29991
30991
31991

Wind in March

Winds average 6 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
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
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 6:49 AM to 6:03 AM, and sunset from 5:53 PM to 6:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.16:495:53
211.16:475:54
311.26:465:55
411.26:455:56
511.26:435:57
611.36:425:58
711.36:406:00
811.46:396:01
911.46:376:02
1011.46:366:02
1111.56:346:03
1211.56:336:04
1311.66:316:05
1411.66:306:06
1511.76:286:07
1611.76:276:08
1711.76:256:09
1811.86:246:10
1911.86:226:11
2011.96:206:12
2111.96:196:13
2211.96:176:14
2312.06:166:15
2412.06:146:16
2512.16:136:17
2612.16:116:18
2712.26:096:19
2812.26:086:20
2912.26:066:21
3012.36:056:22
3112.36:036:23

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.62 kWh/m².

For context, solar energy here swings from a low near 2.14 kWh/m² to a high of 8.05 kWh/m² in June across the year — March's 4.62 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
13.9Moderate
23.9Moderate
34.0Moderate
44.0Bright
54.1Bright
64.1Bright
74.2Bright
84.2Bright
94.3Bright
104.3Bright
114.4Bright
124.4Bright
134.5Bright
144.5Bright
154.6Bright
164.6Bright
174.7Bright
184.7Bright
194.8Bright
204.8Bright
214.8Bright
224.9Bright
235.0Bright
245.0Bright
255.1Bright
265.1Bright
275.2Bright
285.2Bright
295.3Bright
305.4Bright
315.4Bright
Planning a trip in March

Is March a good time to visit Bay Point?

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

6.3
Sightseeing
9th-best month of the year
2.2
Beach & pool
9th-best month of the year

March is a reasonable time to visit Bay Point for sightseeing.

What to pack for Bay Point in March

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

In March, Bay Point sees daytime highs around 65°F and nights near 47°F. Worth packing: rain gear and sun protection. About 8 days see rain.

rain gearsun protection

Sea temperature near Bay Point 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 38 mi away) is warmest in September at about 58°F and coldest in April near 53°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
Jan53Bracing
Feb53Bracing
Mar54Bracing
Apr53Bracing
May53Bracing
Jun54Bracing
Jul56Bracing
Aug58Bracing
Sep58Bracing
Oct57Bracing
Nov55Bracing
Dec54Bracing

UV index in Bay Point in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Bay Point peaks around June 23 at about 10 (very high) — 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 highHighModerateJun 23UV 10Dec 15UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar4Moderate
Apr6High
May8Very high
Jun10Very high
Jul10Very high
Aug10Very high
Sep6High
Oct5High
Nov2Moderate
Dec2Low

Air quality in Bay Point 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 Bay Point is worst in September — around 29 µg/m³ PM2.5 (moderate), about 4.2× the cleanest month (June, 7 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateSep 1829 µg/m³Jun 127 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb13Moderate
Mar13Moderate
Apr10Good
May8Good
Jun7Good
Jul10Good
Aug25Moderate
Sep29Moderate
Oct27Moderate
Nov16Moderate
Dec12Good
Location & terrain

Where is Bay Point?

Bay Point sits at 38.0°N, 122.0°W, 89 ft above sea level, in United States. The nearest listed city is Pittsburg, 4.3 mi away.

Topography around Bay Point

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

Within 2 miles, the terrain around Bay Point has significant variations in elevation — a maximum elevation change of 906 ft around an average of 184 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 3,494 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 4,308 ft.

The land around Bay Point is covered by grassland (37%) and artificial surfaces (30%) within 2 miles, grassland (32%) within 10 miles, and grassland (30%) and trees (23%) within 50 miles.

2 miles
906 ft
10 miles
3,494 ft
50 miles
4,308 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
March weather nearby: Pittsburg 4.3 mi · Concord 5.0 mi · Pleasant Hill 8.1 mi · Antioch 8.7 mi · Martinez 9.3 mi · Walnut Creek 9.9 mi · Benicia 11 mi · Lafayette 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 Bay Point (38.0291°, -121.9616°, elevation 89 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).