Climate

California vs Delaware: Sunny Days

California gets more sunny days than Delaware.

California flag
California
CA · West
Winner
146 days
Average number of sunny or mostly sunny days per year.
Delaware flag
Delaware
DE · South
97 days
Average number of sunny or mostly sunny days per year.

Visual comparison

California146 days
Delaware97 days

Difference: 49 days — California leads.

National Rankings

Where They Rank Nationally

See where both states fall among all 50 states for sunny days.

California #4 · 146 days
Delaware #30 · 97 days
Lowest Highest

Top 10 States — Sunny Days

#1 Arizona flag Arizona
193 days
#2 New Mexico flag New Mexico
167 days
#3 Nevada flag Nevada
158 days
#4 California flag California
146 days
#5 Oklahoma flag Oklahoma
139 days
#6 Colorado flag Colorado
136 days
#7 Texas flag Texas
135 days
#8 Kansas flag Kansas
128 days
#9 Utah flag Utah
125 days
#10 Arkansas flag Arkansas
123 days
Selected states
#30 Delaware flag Delaware
97 days

California ranks 4th and Delaware ranks 30th nationally for sunny days.

Related context

Sunshine & Weather

Sunny days rank among the most-cited lifestyle factors for relocation decisions.

MetricCaliforniaDelaware
Average Temperature 59.4°F 55.3°F
Summer Temperature 73.4°F 74.2°F
Winter Temperature 46.2°F 36.1°F
Annual Precipitation 22.2 in 45.7 in

What this means

California vs Delaware: Sunny Days in context

California's sunny days is 146 days, compared with 97 days in Delaware, a gap of 50.5%. Average number of sunny or mostly sunny days per year.

California
146 days
Delaware
97 days
Difference
49 days

People also ask

California vs Delaware Sunny Days — common questions

QWhat is California's sunny days?

California's sunny days is 146 days.

QWhat is Delaware's sunny days?

Delaware's sunny days is 97 days.

QWhich state has a higher sunny days — California or Delaware?

California gets more sunny days than Delaware.

QHow much more sunny days does California have compared to Delaware?

49 days.

More comparisons: California vs Delaware

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Full comparison

Data source and freshness

Data period
1991–2020 climate normals
Dataset reviewed
July 23, 2026
Method note
Statewide climate summaries; normals describe long-term conditions, not a forecast.