Ramona Street in Palo Alto

Weather · May

Palo Alto weather in May

Average highs of 73°F, lows of 50°F and 0.40 in of rain, from 30 years of weather records.

May is Palo Alto’s 6th warmest month, with average highs of 73°F and lows of 50°F. That is 4° warmer than April, and 3° above the yearly average high.

Average high
73°F
Average low
50°F
Precipitation
0.40 in
Wet days
3
Sunrise · sunset
5:59 AM · 8:10 PM

May across the year

  1. 58°39°Jan
  2. 61°41°Feb
  3. 66°44°Mar
  4. 70°45°Apr
  5. 73°50°May
  6. 79°53°Jun
  7. 79°56°Jul
  8. 79°55°Aug
  9. 80°53°Sep
  10. 74°48°Oct
  11. 64°43°Nov
  12. 58°39°Dec

High and low Rain

What to wear in May

  • Mild days: dress in layers, with a light jacket or sweater for mornings and evenings.

May is good for

Around Palo Alto

Cogswell Plaza, Palo Alto
Cogswell PlazaBrokenSegue · CC BY-SA 4.0
Byxbee Park Palo Alto California
Byxbee Park Palo Alto California (209759359)Igor Krivokon · CC BY 3.0
761 Wildwood Lane, Green Gables Historic District, Palo Alto, CA 6-3-2012 4-12-01 PM
761 Wildwood Lane, Green Gables Historic District, Palo Alto, CA 6-3-2012 4-12-01 PMSanfranman59 · CC BY-SA 3.0

See Palo Alto

A look around town before you go.

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May compared with the months around it

MonthHighLowRain
April70°F45°F1.0 in
May73°F50°F0.40 in
June79°F53°F0.10 in

Planning a trip? See the best time to visit Palo Alto and today’s forecast.

Questions

How hot does it get in Palo Alto in May?

Average highs are 73°F and average lows 50°F, for a daily mean of 61°F. Individual days run hotter or colder than these 30-year averages.

Does it rain in Palo Alto in May?

May averages 0.40 in of precipitation over about 3 days with at least 0.01 in. It is the 8th wettest month of the year.

What time is sunset in Palo Alto in May?

Around mid-May the sun rises about 5:59 AM and sets about 8:10 PM, for roughly 14.2 hours of daylight.

Is May a good time to visit Palo Alto?

The mildest months for visiting are June, July, August. May is mild.

NOAA U.S. Climate Normals 1991–2020, Palo Alto station (1 mi from downtown). Sunrise and sunset are calculated for May 15 at the city’s coordinates.

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