Weather in Anaheim, California
Fog and sun in daily rhythm. Day 59 of spring. Read this microseason across nine climate regions →
- TodayMay 16Overcast—74°61°
- SundayMay 17Overcast—75°57°
- MondayMay 18Overcast—77°54°
- TuesdayMay 19Overcast—78°62°
- WednesdayMay 20Overcast—77°62°
- ThursdayMay 21Overcast—77°63°
- FridayMay 22Clear—76°63°
- PM 2.5
- 15.2 μg/m³
- PM 10
- 23.7 μg/m³
- NO₂
- 4.2 μg/m³
- Ozone
- 120.0 μg/m³
- UV Index
- 1.9 Low
When the dew is on the grass, rain will never come to pass.
- Moonrise
- 1:06 PM
- Moonset
- 3:15 AM
- In sign
- ♉︎ Taurus
Fog and sun in daily rhythm
Anaheim at a glance
- Today vs. normal: 10°F below the seasonal normal for this latitude
- Last frost: March 10 (climatological average for this latitude)
- Microseason: 28 of 72, May 16–20
- Planting window: Direct sow okra, melons, and southern peas. Thin carrot rows.
Right now in the garden
Peak growing season
As of May 17, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | lettuce, peas, spinach, radishes | — |
| April | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | — |
| May | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | — | tomatoes, beans, summer squash |
| August | — | tomatoes, beans, summer squash |
| September | — | tomatoes, beans, summer squash |
| October | fall brassicas, garlic (overwinter), carrots | winter squash, tomatoes (last) |
| November | fall brassicas, garlic (overwinter), carrots | — |
| December | — | — |
A year in weather
August brings Anaheim's warmest temperatures (~77°F mean) while December delivers the coldest (~59°F). Precipitation follows the opposite pattern, with January receiving the most rainfall (3.2 inches) and August the least (0.0 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 60° | 3.2″ | 5 |
| February | 60° | 3.0″ | 5 |
| March | 63° | 1.8″ | 3 |
| April | 65° | 0.7″ | 2 |
| May | 68° | 0.4″ | 1 |
| June | 72° | 0.1″ | 0 |
| July | 76° | 0.1″ | 0 |
| August | 77° | 0.0″ | 0 |
| September | 76° | 0.1″ | 0 |
| October | 71° | 0.6″ | 1 |
| November | 65° | 1.0″ | 2 |
| December | 59° | 2.4″ | 4 |
Regional context
Anaheim belongs to a hot-summer Mediterranean climate region — sharing similar temperature ranges, seasonal patterns, and growing conditions with nearby cities in this zone.
Similar climates: Los Angeles, CA, San Francisco, CA, San Diego, CA, Riverside, CA, Sacramento, CA.
Naturalist notes
Coast live oak trees begin their spring growth flush in late May, producing bright green new leaves that contrast sharply with their darker mature foliage.
Allen's hummingbirds return to local gardens and parks by March, the males performing their dramatic courtship dives as they establish territories for the breeding season.
Frequently asked
- When does it freeze in Anaheim?
- Anaheim typically sees its last spring frost around mid-March, while the first fall frost usually arrives around mid-December.
- What is the rainy season in Anaheim?
- January stands as the wettest month with about 3.2 inches of rain on average; annual precipitation totals roughly 14 inches.
- What is the warmest month in Anaheim?
- August typically brings the warmest weather, averaging about 77°F.
- What is the coldest month in Anaheim?
- December usually marks the coldest period, averaging about 59°F.
- When can I start a vegetable garden in Anaheim?
- Cool-season crops like peas and lettuce can be planted around the last spring frost (mid-March); warm-season crops such as tomatoes and peppers should wait until 1–2 weeks after.
- How many rainy days does Anaheim get?
- Anaheim sees rain on about 23 days per year on average.
- What hardiness zone is Anaheim?
- Anaheim's USDA hardiness zone depends on its lowest average winter temperature; the USDA's online lookup tool can provide the current zone designation using the city ZIP code.
Climate
Anaheim, California experiences a hot-summer Mediterranean climate zone. Temperatures in January hover near 60°F while July averages 76°F — creating a 16°F seasonal swing.
Throughout the year, Anaheim receives about 14 inches of precipitation spread over roughly 23 rainy days.
Geography shapes the city's weather patterns through its latitude (33.8°N), proximity to large water bodies, and elevation — factors that determine what grows here, when frost occurs, and daily weather conditions.