Climateby Month

Cannon Beach, OR climate by month

NOAA 1991-2020 normals · 37 ft elevation

Summers in Cannon Beach are mild; winters are chilly. Highs peak at 69°F in August and fall to 49°F in December. The wettest month is January (about 21 wet days) and the driest is July (about 6). Normal snowfall is about 1.4 in a year. The most comfortable time to visit is July and August.

Warmest month
69°F
August normal high
Coldest month
37°F
February normal low
Wet days a year
181
121.3 in of precipitation
Snow a year
1.4 in
normal snowfall

How warm is Cannon Beach?

Normal highs range from 49°F in December to 69°F in August.

30°40°50°60°70° January: normal high 49°F (9°C), low 38°F (3°C) 49° 38° February: normal high 51°F (11°C), low 37°F (3°C) March: normal high 53°F (12°C), low 39°F (4°C) April: normal high 56°F (13°C), low 42°F (6°C) May: normal high 61°F (16°C), low 46°F (8°C) June: normal high 64°F (18°C), low 51°F (11°C) July: normal high 67°F (19°C), low 54°F (12°C) August: normal high 69°F (21°C), low 54°F (12°C) 69° 54° September: normal high 68°F (20°C), low 51°F (11°C) October: normal high 61°F (16°C), low 45°F (7°C) November: normal high 54°F (12°C), low 40°F (4°C) December: normal high 49°F (9°C), low 38°F (3°C) JFMAMJJASOND

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

How rainy is Cannon Beach?

January has the most wet days (about 21); the year brings about 121 in of precipitation.

January: 21 wet days 21 February: 17 wet days March: 21 wet days April: 19 wet days May: 14 wet days June: 12 wet days July: 6 wet days 6 August: 6 wet days September: 9 wet days October: 16 wet days November: 21 wet days December: 21 wet days JFMAMJJASOND

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

How much does it snow?

Normal snowfall is 1.4 in a year, most of it in January.

January: 0.6 in of snow 0.6 February: 0.6 in of snow March: 0.0 in of snow 0.0 April: 0.0 in of snow May: 0.0 in of snow June: 0.0 in of snow July: 0.0 in of snow August: 0.0 in of snow September: 0.0 in of snow October: 0.0 in of snow November: 0.0 in of snow December: 0.2 in of snow JFMAMJJASOND

How humid is Cannon Beach?

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 Astoria Regional Airport, 19 mi NNE of the city center (the nearest airport with complete hourly records).

How much daylight?

Daylight ranges from about 8.7 hours in December to 15.7 hours in June.

January: 9.1 hours of daylight February: 10.4 hours of daylight March: 11.9 hours of daylight April: 13.6 hours of daylight May: 15.0 hours of daylight June: 15.7 hours of daylight 15.7 July: 15.3 hours of daylight August: 14.1 hours of daylight September: 12.5 hours of daylight October: 10.9 hours of daylight November: 9.5 hours of daylight December: 8.7 hours of daylight 8.7 JFMAMJJASOND
See all numbers
Monthly climate normals and day counts for Cannon Beach, 1991-2020
MonthHighLowPrecip.Wet daysSnowMuggy daysDaylight
January 49°F38°F 18.7 in21 0.6 in 0 9.1 h
February 51°F37°F 12.3 in17 0.6 in 0 10.4 h
March 53°F39°F 13.8 in21 0.0 in 0 11.9 h
April 56°F42°F 9.7 in19 0.0 in 0 13.6 h
May 61°F46°F 5.1 in14 0.0 in 0 15.0 h
June 64°F51°F 3.9 in12 0.0 in 0 15.7 h
July 67°F54°F 1.2 in6 0.0 in 0 15.3 h
August 69°F54°F 1.7 in6 0.0 in 0 14.1 h
September 68°F51°F 4.5 in9 0.0 in 0 12.5 h
October 61°F45°F 11.6 in16 0.0 in 0 10.9 h
November 54°F40°F 19.2 in21 0.0 in 0 9.5 h
December 49°F38°F 19.6 in21 0.2 in 0 8.7 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 Cannon Beach

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 290192
Feb 350151
Mar 401180
Apr 472150
May 585100
Jun 691180
Jul 872330
Aug 862540
Sep 731960
Oct 476130
Nov 311180
Dec 290182

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 Cannon Beach

The last spring frost typically comes around Apr 2, and the first fall frost around Nov 12, leaving 223 frost-free days in a typical year.

Frost and freeze dates for Cannon Beach
Typical date1 year in 10
Last spring frost (32°F)Apr 2after Apr 29
First fall frost (32°F)Nov 12before Oct 18
Last hard freeze (28°F)Feb 27after Mar 31
First hard freeze (28°F)Dec 4before Nov 7
Frost-free season223 daysunder 189 days

"Typical" is the date with a 50% chance of a later spring frost (or earlier fall frost). Planting after the "1 year in 10" spring date gives a 90% chance of no further frost. The Old Farmer's Almanac publishes 30% dates, which fall between our typical and 1-in-10 dates.

Station: Seaside (USC00357641), NOAA 1991-2020 freeze probabilities. Frost dates for every city in Oregon.

Hottest and coldest readings, 1991-2020

The highest reading was 98°F (August 19, 2016); the lowest was 13°F (December 8, 2013).

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

Near Cannon Beach

Similar climates elsewhere

Where the numbers come from

  • Temperature and humidity and wind by hour: Astoria Rgnl Airport (USW00094224), 19 mi NNE of the city center, 9 ft . NOAA normals and daily records, 1991-2020.
  • Rain and snowfall: Nehalem 9 Ne (USC00355971), 11 mi ESE of the city center, 140 ft (103 ft higher than the city). NOAA normals and daily records, 1991-2020.
  • Snow depth and frost dates: Seaside (USC00357641), 6.8 mi NNE of the city center, 10 ft . NOAA normals and daily records, 1991-2020.
  • Daily humidity and wind: Astoria Regional Airport (727910-94224), 19 mi NNE of the city center, 11 ft . Hourly observations, 1991-2020.
  • Not available for this location: cloud cover (no station close enough or similar enough in elevation).

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