Best Time to Visit San Mateo: Month-by-Month Guide

Best months for San Mateo: February, March, January.

  • Best months for San Mateo: February, March, January.
  • Peak season is June, May, July. Expect higher prices and more visitors (estimated from the climate, not from visitor counts).
  • Shoulder season: February, March. Good weather without the busiest period.
  • Wettest months: August, July, September.
  • The least pleasant month is June (score 5.0).

Year at a glance

26° 20° J 27° 20° F 29° 21° M 31° 22° A 33° 23° M 33° 24° J 32° 24° J 32° 24° A 31° 23° S 30° 23° O 28° 22° N 26° 21° D Rainy days

Weather by month

MonthAvg highAvg lowRainfall Rainy daysHumiditySunshine Score
January 26°C20°C118 mm 16– – 6.7
February 27°C20°C95 mm 14– – 7.2
March 29°C21°C94 mm 14– – 7.2
April 31°C22°C95 mm 13– – 6.6
May 33°C23°C273 mm 21– – 5.1
June 33°C24°C231 mm 22– – 5.0
July 32°C24°C317 mm 26– – 5.3
August 32°C24°C322 mm 26– – 5.4
September 31°C23°C296 mm 24– – 5.5
October 30°C23°C224 mm 20– – 5.9
November 28°C22°C200 mm 19– – 6.1
December 26°C21°C240 mm 20– – 6.1

Frequently asked questions

When is the best time to visit San Mateo?

The best months are February, March, January.

When is the rainy season in San Mateo?

The wettest months are August, July, September.