Climateby Month

Monterey, CA climate by month

NOAA 1991-2020 normals · 19 ft elevation · also covers Carmel-by-the-Sea

Highs in Monterey peak at 71°F in September (mild) and bottom out at 59°F in December (cool). The wettest month is February (about 11 wet days) and the driest is September (about 2). Snow is rare. The most comfortable time to visit is July and August.

Warmest month
71°F
September normal high
Coldest month
44°F
December normal low
Wet days a year
74
20.4 in of precipitation
Muggy days a year
0
dew point 65°F or higher

How warm is Monterey?

Normal highs range from 59°F in December to 71°F in September.

40°50°60°70°80° January: normal high 60°F (16°C), low 45°F (7°C) February: normal high 61°F (16°C), low 45°F (7°C) March: normal high 63°F (17°C), low 46°F (8°C) April: normal high 63°F (17°C), low 47°F (8°C) May: normal high 64°F (18°C), low 49°F (9°C) June: normal high 66°F (19°C), low 51°F (11°C) July: normal high 67°F (19°C), low 53°F (12°C) August: normal high 69°F (21°C), low 54°F (12°C) September: normal high 71°F (22°C), low 53°F (12°C) 71° 53° October: normal high 71°F (22°C), low 52°F (11°C) November: normal high 64°F (18°C), low 48°F (9°C) December: normal high 59°F (15°C), low 44°F (7°C) 59° 44° JFMAMJJASOND

Bars run from the normal low to the normal high for each month.

How rainy is Monterey?

February has the most wet days (about 11); the year brings about 20 in of precipitation.

January: 11 wet days February: 11 wet days 11 March: 10 wet days April: 6 wet days May: 5 wet days June: 2 wet days July: 3 wet days August: 2 wet days September: 2 wet days 2 October: 4 wet days November: 8 wet days December: 11 wet days JFMAMJJASOND

Wet day: at least 0.01 in of rain or melted snow, counted from daily records 1991-2020.

How humid is Monterey?

Muggy days (dew point 65°F or higher) are rare in any month.

January: 0 muggy days 0 February: 0 muggy days March: 0 muggy days April: 0 muggy days May: 0 muggy days June: 0 muggy days July: 0 muggy days August: 0 muggy days September: 0 muggy days October: 0 muggy days November: 0 muggy days December: 0 muggy days JFMAMJJASOND

Muggy day: daily mean dew point of 65°F or higher, from hourly observations 1991-2020 at N Y. Mineta Sn Jo Intl Apt, 53 mi N of the city center (the nearest airport with complete hourly records).

How much daylight?

Daylight ranges from about 9.7 hours in December to 14.6 hours in June.

January: 10.0 hours of daylight February: 10.9 hours of daylight March: 12.0 hours of daylight April: 13.1 hours of daylight May: 14.1 hours of daylight June: 14.6 hours of daylight 14.6 July: 14.4 hours of daylight August: 13.5 hours of daylight September: 12.4 hours of daylight October: 11.3 hours of daylight November: 10.2 hours of daylight December: 9.7 hours of daylight 9.7 JFMAMJJASOND
See all numbers
Monthly climate normals and day counts for Monterey, 1991-2020
MonthHighLowPrecip.Wet daysSnowMuggy daysDaylight
January 60°F45°F 4.3 in11 0.0 in 0 10.0 h
February 61°F45°F 4.0 in11 0.0 in 0 10.9 h
March 63°F46°F 3.3 in10 0.2 in 0 12.0 h
April 63°F47°F 1.5 in6 0.0 in 0 13.1 h
May 64°F49°F 0.6 in5 0.0 in 0 14.1 h
June 66°F51°F 0.1 in2 0.0 in 0 14.6 h
July 67°F53°F 0.05 in3 0.0 in 0 14.4 h
August 69°F54°F 0.06 in2 0.0 in 0 13.5 h
September 71°F53°F 0.09 in2 0.0 in 0 12.4 h
October 71°F52°F 0.9 in4 0.0 in 0 11.3 h
November 64°F48°F 1.8 in8 0.0 in 0 10.2 h
December 59°F44°F 3.6 in11 0.1 in 0 9.7 h

High and low: NOAA 1991-2020 normal daily high and low. Wet days: at least 0.01 in of rain or melted snow. Muggy days: daily mean dew point 65°F or higher.

Best months to visit Monterey

By our comfort score, the best months are July and August.

Comfort score by month (0-100) and its parts, in days per month
MonthScoreComfortableNotable rainHot or cold
Jan 51770
Feb 53880
Mar 59970
Apr 64940
May 691020
Jun 771400
Jul 831900
Aug 822000
Sep 792001
Oct 721821
Nov 611250
Dec 47470

Score = 40 × share of comfortable days + 25 × share of days without notable rain + 20 × share of days neither hot (90°F+) nor cold (high 40°F or below) + 15 × daylight. How the score works.

Frost dates in Monterey

A night at 32°F or below happens in about 20% of years in Monterey, so there is no typical frost date. In most years there is no frost at all.

Station: Monterey (USC00045795), NOAA 1991-2020 freeze probabilities. Frost dates for every city in California.

Hottest and coldest readings, 1991-2020

The highest reading was 104°F (September 2, 2017); the lowest was 27°F (January 13, 2007).

From the temperature station's daily records with NOAA quality flags removed. Not an all-time record.

Near Monterey

Similar climates elsewhere

Also covers

Carmel-by-the-Sea uses the same temperature and rain stations as Monterey, so its monthly numbers are the ones on this page.

Where the numbers come from

  • Temperature, rain, snowfall, snow depth and frost dates: Monterey (USC00045795), 0.9 mi SW of the city center, 260 ft (241 ft higher than the city). NOAA normals and daily records, 1991-2020.
  • Daily humidity and wind: N Y. Mineta Sn Jo Intl Apt (724945-23293), 53 mi N of the city center, 49 ft . Hourly observations, 1991-2020.
  • Not available for this location: humidity and wind by hour and cloud cover (no station close enough or similar enough in elevation).

Distances from the city center (USGS). Methodology · Report an error