30YearWeather
San Jose in April
San Jose weather in April - United States
🌤️Mild & Comfortable

San Jose Weather in April

Plan your April trip to San Jose, United States. Based on 30 years of NASA data, expect temperatures of 20°C (high) to 9°C (low), with 12% rain probability and 8 hours of daily sunshine. Great conditions with only 0 rainy days expected.

Avg High
20°C

Hottest around day 30

Avg Low
9°C

Coolest around day 2

Rainy Days
0days

12% avg rain chance

Sunshine
8hrs/day

Spring season

San Jose April Weather Calendar

Click any day to see detailed weather information

Day 1
partly-cloudy-day
Nice
19°C15%
Day 2
partly-cloudy-day
Nice
18°C13%
Day 3
partly-cloudy-day
Nice
18°C14%
Day 4
partly-cloudy-day
Nice
18°C15%
Day 5
partly-cloudy-day
Nice
18°C18%
Day 6
partly-cloudy-day
Nice
18°C20%
Day 7
partly-cloudy-day
Nice
19°C18%
Day 8
partly-cloudy-day
Nice
19°C15%
Day 9
partly-cloudy-day
Nice
19°C15%
Day 10
partly-cloudy-day
Nice
19°C12%
Day 11
partly-cloudy-day
Nice
19°C11%
Day 12
partly-cloudy-day
Nice
19°C14%
Day 13
partly-cloudy-day
Nice
19°C16%
Day 14
partly-cloudy-day
Nice
19°C17%
Day 15
partly-cloudy-day
Nice
19°C16%
Day 16
partly-cloudy-day
Nice
19°C15%
Day 17
partly-cloudy-day
Nice
20°C12%
Day 18
partly-cloudy-day
Nice
20°C11%
Day 19
partly-cloudy-day
Nice
20°C9%
Day 20
partly-cloudy-day
Nice
21°C8%
Day 21
partly-cloudy-day
Nice
21°C7%
Day 22
partly-cloudy-day
Nice
21°C7%
Day 23
partly-cloudy-day
Nice
21°C7%
Day 24
partly-cloudy-day
Nice
21°C5%
Day 25
partly-cloudy-day
Nice
21°C7%
Day 26
partly-cloudy-day
Nice
21°C9%
Day 27
partly-cloudy-day
Nice
21°C9%
Day 28
partly-cloudy-day
Nice
22°C7%
Day 29
partly-cloudy-day
Nice
22°C8%
Day 30
partly-cloudy-day
Nice
22°C8%

Currency

USD

$ United States dollar

Language

English

Driving

Right side

Safety

Moderate Safety

GPI: 2.44

Travel Intelligence

Exclusive flight analytics & health data for San Jose

Smart Flight Estimator

Airport-to-Airport Logistics

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Flight Connectivity Analysis

Airport traffic data & seasonal patterns

Moderate
51/ 100
Traffic Index

Balanced traffic

Peak Daily Arrivals

0

slots per day

Peak

Jun

Low

Jul

Monthly Traffic Distribution

126
Jan
133
Feb
139
Mar
175
Apr
202
May
209
Jun
124
Jul
158
Aug
158
Sep
158
Oct
158
Nov
158
Dec
Traffic Level
Low Season

Key Connections

San Diego (SAN)
Los Angeles (LAX)
Las Vegas McCarran (LAS)
Phoenix Sky Harbor (PHX)
Seattle Tacoma (SEA)

Health & Safety Advisory

CDC travel health recommendations

No Requirements

No Special Vaccinations Required

Standard travel precautions apply

Source: CDC Travelers' Health

View Complete Health Guide

Is April a Good Time to Visit San Jose?

👍Solid choice for most travelers
Short Answer

San Jose shines in April with 20°C pleasant temperatures and minimal 12% rain chance. Expect 11 hours of sunshine daily - pack light layers for evenings.

Decision Factors

Excellent dry conditions

Only 12% rain probability - ideal for outdoor activities

Plenty of sunshine

11h of sunshine daily

Shoulder season - balanced conditions

84% of peak - good value with moderate crowds

Exceptional dining scene

13 Michelin-listed restaurants

Good For

  • 👨‍👩‍👧‍👦
    Families with children

    Comfortable 19.8°C temperatures and low 12% rain risk

  • 👴
    Elderly travelers

    Comfortable 19.8°C temperature range with manageable humidity

  • 🥾
    Outdoor enthusiasts

    Ideal hiking conditions: 19.8°C, 12% rain chance

  • 📸
    Photographers

    11h sunshine, 52% clear skies for golden hour shots

  • 🏛️
    Cultural tourists

    Comfortable conditions for exploring museums and sites

Who Should Avoid

Suitable for most traveler types

900 observations30-year historical data
Confidence: 95%

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,San Jose in April averages 20°C with 12% precipitation probability."

📊 Source: 30YearWeather.com🛰️ Data: NASA POWER (1991-2021)View Methodology →

Frequently Asked Questions: San Jose in April

What are the temperatures in San Jose in April?

Daytime highs average 20°C, nights drop to 9°C. Temperatures remain fairly consistent.

How many rainy days in San Jose in April?

Expect around 0 days with measurable rainfall. Rain is unlikely to disrupt plans.

What to wear in San Jose in April?

Layers are key. A medium-weight jacket and closed-toe shoes.

Is April peak season in San Jose?

This is typically peak season with higher prices. Book 2-3 months ahead.