Climate · Cherryland

Cherryland, CA climate

Cherryland has warm winters and pleasant summers, with very little rain. A typical July afternoon reaches 80°, a January night drops to 41°, and snow is almost unheard of.

NOAA 1991-2020 climate normals Updated once a decade
July high
80°
310th coolest of 1,618 California towns
January low
41°
506th mildest of 1,618 California towns
Rain + melted snow
20 in
709th wettest of 1,618 California towns
Snow a winter
0.0 in
470th snowiest of 1,499 California towns
A normal year

What a year in Cherryland feels like

Winter

59° / 42°
Typical high / low · Snow is rare

Spring

69° / 47°
Typical high / low · Frost is rare by spring

Summer

79° / 55°
Typical high / low · 9 days reach 90° in a normal year

Fall

73° / 50°
Typical high / low · Mild well into the fall
Best months to be outsideMarAprMayJunJulAugSepOctNovHighs of 62–84° and lows of 40° or more
Month by month

Cherryland weather by month

Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.

MonthHighLowRain + meltSnowWet daysSnow on ground30-yr range
January58°41°3.8" 0110 47° – 55°
February62°44°3.6" 0110 48° – 58°
March65°45°2.9" 0110 51° – 61°
April68°47°1.5" 070 54° – 61°
May72°50°0.7" 040 56° – 67°
June78°54°0.2" 010 62° – 69°
July80°56°0.0" 000 65° – 71°
August80°56°0.0" 000 65° – 72°
September80°55°0.1" 010 64° – 71°
October75°51°0.9" 030 60° – 69°
November65°45°2.0" 080 48° – 60°
December58°41°3.8" 0120 46° – 53°
Year70°49°19.6"0.0"680

“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.

Rain & snow

Rain and snow in Cherryland

Cherryland gets 20 inches of rain and melted snow a year. December is the wettest month and July the driest. Rain or snow falls on about 68 days a year.

20 in
Rain + melted snow a year
Less rain than 89% of U.S. towns
0.0 in
Snow in a normal winter
Less snow than 96% of U.S. towns
0 days
With 1"+ of snow on the ground
Fewer than 94% of U.S. towns

Rain + melted snow by month

Inches of water
3.8"

Snowfall by month

No measurable snow in a normal year.
Frost & the growing season

A year-round growing season

🌿 Only about half of winters dip to 32° here (45% of years), so gardens can grow year-round.
1
nights at or below 32° in a normal year
0
nights below 0° in a normal year
9
days that reach 90° in a normal year

Freezing nights by month

Average nights at or below 32°

90° days by month

Average days at 90° or more
Heating & cooling

Heating and cooling a home in Cherryland

Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Cherryland, 86% of that work is heating and 14% is cooling, so the furnace matters far more than the air conditioner.

86%heating
2,315 heating degree daysLess heating than 91% of U.S. towns
367 cooling degree daysLess cooling than 87% of U.S. towns

Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.

Around Cherryland

Cherryland and its neighbors

Cherryland borders 3 towns with climate data. January nights across them vary by 2.4°. Ashland has both the coldest January nights (41°) and the hottest July afternoons (80°). Cherryland’s January low is 41° and its July high 80°.

Castro Valley: January low 40°, July high 82°Fairview: January low 40°, July high 82°Union City: January low 40°, July high 83°Fremont: January low 41°, July high 82°Pleasanton: January low 39°, July high 88°Sunol: January low 40°, July high 86°San Leandro: January low 44°, July high 75°Foster City: January low 44°, July high 72°Oakland: January low 44°, July high 74°Hayward: January low 42°, July high 78°Ashland: January low 41°, July high 80°San Lorenzo: January low 44°, July high 75°Cherryland: January low 41°, July high 80° CherrylandHaywardAshlandSan Lorenzo
ColderMilder39° to 44°
Cherryland41.1°
Ashland41.1° same
Hayward41.7° +0.6°
San Lorenzo43.5° +2.4°

Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.

Compared with other towns

How Cherryland compares

Summer heat80° July high
Cooler than 90% of U.S. towns310th coolest of 1,618 California towns
Winter cold41° January low
Milder than 95% of U.S. towns506th mildest of 1,618 California towns
Precipitation20" a year
Drier than 89% of U.S. towns709th wettest of 1,618 California towns
Snow0.0" a winter
Less snow than 96% of U.S. towns470th snowiest of 1,499 California towns

Compared with every U.S. town and city on TownTapestry, each counted once.

Then and now

Warmer than it used to be

+1.6°1991–2020 average vs. the 20th century (1901–2000)

The last 30 years in Cherryland averaged 1.6° warmer than the 1900s. The biggest change is in January (+2.3°). The shift is larger than in 75% of U.S. towns.

❄️ Winter+1.6° now 51°, was 49°
🌷 Spring+1.5° now 58°, was 57°
☀️ Summer+1.7° now 67°, was 65°
🍂 Fall+1.4° now 62°, was 60°

Change by month1991–2020 average minus 1901–2000 average, at Cherryland’s spot on NOAA’s grid

Year to year

How much a month can swing

A normal is an average, and real years wander around it. November swings the most: between 1991 and 2020 its average temperature ranged from 48° to 60°. July is the most reliable, staying within 6°.

Coldest to warmest month in 30 yearsNormal
Questions

Common questions about Cherryland’s climate

What is the coldest month in Cherryland?

December, with a typical high of 58° and a low of 41°.

What is the hottest month in Cherryland?

August, with a typical high of 80° and a low of 56°. About 9 days a year reach 90°.

How much snow does Cherryland get?

Almost none. A normal year brings 0.0 inches.

When is the first frost in Cherryland?

Frost is uncommon. Only 45% of years see a night at 32° or below.

What is the rainiest month in Cherryland?

December, with 3.8 inches of rain and melted snow. The year totals 20 inches.

Temperatures and rainfall come from NOAA’s gridded climate normals for Cherryland itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Upper San Leandro Filters, CA (7 mi, snow) and Hayward Air Terminal, CA (2 mi, frost, heat and degree days). Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.

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