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coastya
Satellite view of North Star Beach; the pin marks the beach
Satellite view: Sentinel-2 cloudless · EOX, CC BY 4.0, colour-adjusted by Coastya. About 6 km of coast; the pin marks the beach.

Beach

North Star Beach

United StatesCalifornia · United States · Pacific Ocean

33.6250, -117.8934 · Costa Mesa, 3 km

  • 21°Sea · August
  • 23°High · September
  • 9.7 hSunshine · April
The dot marks North Star Beach. About 140 km of coast, north at the top.

Your month at the beach

North Star Beach in October

  • 22°CAir, daytime high17°C at night
  • 19°CSea temperature
  • 7.7 hSunshine a day
  • 2 daysRainy days in the month15 mm in total
  • 10 km/hAverage wind

Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.

The beach itself

  • 27Places to stay within 5 kmHotels, guest houses, apartments and campsites · OpenStreetMap
  • 6 kmAirport: John Wayne Orange County International Airport (SNA)In a straight line; by road it is further

No reliable information yet on: bathing water quality, wheelchair access, lifeguards.

October from 2020 to 2025

In October 2025 the sea averaged 19.4 °C — about the same as the 1991–2020 average.

Sea temperature 2025: +0.1 °C

1991–2020 average: 19.3 °C

Air, daytime high 2025: −0.5 °C

1991–2020 average: 21.7 °C

Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.

When to go

1991–2020 averages
Warmest seaAugust and September21 °C
Most sunshineApril and August10 h of sun a day
Least rainJune and August1 mm in the month

The year at a glance

  1. Jan15°7 h68 mm
  2. Feb15°7 h73 mm
  3. Mar15°8 h35 mm
  4. Apr16°10 h18 mm
  5. May17°9 h8 mm
  6. Jun18°8 h1 mm
  7. Jul20°9 h2 mm
  8. Aug21°10 h1 mm
  9. Sep21°9 h3 mm
  10. Oct19°8 h15 mm
  11. Nov18°7 h26 mm
  12. Dec16°6 h64 mm
8°C20°C32°C

Each card is a month. The colour is the sea temperature, on the same scale as the map; in bold, the two best months for each.

Sea temperature

1991–2020 averages
16°18°20°JanFebMarAprMayJunJulAugSepOctNovDecJan: 15°Feb: 15°Mar: 15°Apr: 16°May: 17°Jun: 18°Jul: 20°Aug: 21°Sep: 21°Oct: 19°Nov: 18°Dec: 16°21°15°
8°C20°C32°C

Climate through the year

1991–2020 averages
15°20°JanFebMarAprMayJunJulAugSepOctNovDecJan: 15 °C (High 17° / Low 12°)Feb: 14 °C (High 16° / Low 12°)Mar: 15 °C (High 17° / Low 13°)Apr: 15 °C (High 17° / Low 13°)May: 16 °C (High 18° / Low 14°)Jun: 18 °C (High 20° / Low 16°)Jul: 20 °C (High 22° / Low 18°)Aug: 21 °C (High 23° / Low 19°)Sep: 21 °C (High 23° / Low 18°)Oct: 19 °C (High 22° / Low 17°)Nov: 17 °C (High 20° / Low 15°)Dec: 15 °C (High 17° / Low 13°)21°14°
AverageLow – High
8°C20°C32°C

Rain

0 mm25 mm50 mm75 mmJanFebMarAprMayJunJulAugSepOctNovDecJan: 68 mmFeb: 73 mm73Mar: 35 mmApr: 18 mmMay: 8 mmJun: 1 mm1Jul: 2 mmAug: 1 mm1Sep: 3 mmOct: 15 mmNov: 26 mmDec: 64 mm

Sunshine

0 h5 h10 hJanFebMarAprMayJunJulAugSepOctNovDecJan: 6.7 hFeb: 7.4 hMar: 8.4 hApr: 9.7 h9.7May: 9.3 hJun: 8.5 hJul: 9.3 hAug: 9.6 hSep: 8.8 hOct: 7.7 hNov: 7.2 hDec: 6.4 h6.4

Sunshine hours are estimated from measured solar radiation, not observed directly.

Month by month

1991–2020 averages

Every month at North Star Beach: air, sea, rain and sunshine. Averages for 1991–2020.

Every month at North Star Beach: air, sea, rain and sunshine. Averages for 1991–2020.
MonthHigh°CLow°CSea°CRainmmRainy daysdaysSunshineh/dayWindkm/h
January1712156866.712
February1612157377.413
March1713153568.412
April1713161829.713
May181417819.311
June201618108.510
July221820209.39
Augustwarmest sea231921109.69
September231821308.810
October2217191527.710
November2015182637.211
December1713166466.412

Swipe sideways to see the other columns.

Photos

Photos shared by their authors on Wikimedia Commons, with its colours adjusted.

North Star Beach: The Back Bay in Newport Beach CA June 25 2016
Photo: Don Ramey Logan · Wikimedia Commons · CC BY-SA 4.0 · stylised; this version keeps the same licence.
North Star Beach: Newport Beach CA Back Bay The Dunes by Don Ramey Logan
Photo: Don Ramey Logan · Wikimedia Commons · CC BY 4.0 · stylised; this version keeps the same licence.
North Star Beach: Orange County - -i---i- (26574547503)
Photo: Sergei Gussev · Wikimedia Commons · CC BY 2.0 · stylised; this version keeps the same licence.

About these numbers

Averages are for 1991–2020; the recent years (2020–2025) are what actually happened. Neither is today's weather.

WhatWhere it comes from Nearest measurement
Air, rain and sunshineNASA POWER26 km away
Sea temperatureNOAA OISST v2.1, 1991–20202 km away
2020–2025, month by monthNASA POWER · NOAA OISST v2.126 km away
Lifeguards and places to stayOpenStreetMapwithin 1–5 km
Nearest airportOurAirportsstraight-line distance
Image at the topSentinel-2 cloudless (EOX)at this spot

See every data source →