Anaheim, CA Weather
Anaheim hourly forecast: next 24 hours
Today's high of 76°F (24°C) is about 9°F (5°C) below the typical September high of 85°F (30°C).
Current conditions in detail
Anaheim weather tomorrow (Wednesday, September 16)
Tomorrow in Anaheim looks sunny, with a high of 74° and an overnight low of 68°. Rain is unlikely (5% chance). Winds top out near 11 mph, and the UV index reaches 8 (very high).
Anaheim 14-day forecast
About the weather in Anaheim
Anaheim runs on a dry-summer rhythm: the warmest months are also the driest. July averages 2 mm (0.1 in) while the wet season peaks in January at 3.4 inches (86 mm). Highs range from 66°F (19°C) to 87°F (30°C).
Anaheim weather: quick facts
- Hottest month: August - highs near 87°F (30°C)
- Coldest month: January - highs near 66°F (19°C)
- Decade extremes (2015-2024): 113°F (45°C) high · 32°F (0°C) low
- Wettest month: January (6 rainy days) · Sunniest: July (13.3 h sun/day)
- Climate type: semi-arid
- Annual swing: 10°C between the average warmest and coolest month · day to night: 11°C
- Months averaging 30°C or hotter: 1
- Average humidity: 65%
Temperatures through the year
Precipitation concentrates in January - 3.4 inches (86 mm) on 6 days - and thins out by July. January sits at the other end of the year: 66°F (19°C) by day, 48°F (9°C) at night. At its warmest, in August, Anaheim runs to 87°F (30°C) in the afternoon and back to 65°F (18°C) by dawn. Relative humidity averages 65% across the year, drier than about 79% of the cities we track.
Rain, sun and snow
7 months average under 20 mm of rain, the longest unbroken stretch running April through October. The gridded 2015-2024 daily record for this location tops out at 113°F (45°C) and bottoms at 32°F (0°C) - decade extremes, not all-time station records.
Season by season
Spring (March through May)
Spring in Anaheim is mild and warm, with daytime highs averaging 72°F (22°C) and nights around 53°F (12°C); rain comes on about 12 days over the three months. Daylight is generous - around 11.1 hours of sun a day.
Summer (June through August)
Summer in Anaheim runs hot, with daytime highs averaging 84°F (29°C) and nights around 63°F (17°C); precipitation is sparse, near 12 mm (0.5 in) for the season. Daylight is generous - around 12.8 hours of sun a day.
Fall (September through November)
Fall is pleasantly warm here - highs near 80°F (27°C), nights near 59°F (15°C), and precipitation is sparse, near 1.6 inches (41 mm) for the season. Daylight is generous - around 10.3 hours of sun a day.
Winter (December through February)
Through winter, Anaheim is crisp but comfortable: 67°F (19°C) by day, 48°F (9°C) after dark, and rain comes on about 16 days over the three months.
Average temperatures in Anaheim by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 66° | 48° | 6 | 3.4 in | 8.4 h/day | 67% |
| February | 68° | 48° | 5 | 2.6 in | 9.1 h/day | 62% |
| March | 69° | 50° | 8 | 2.8 in | 10.2 h/day | 69% |
| April | 74° | 53° | 3 | 0.7 in | 11.2 h/day | 65% |
| May | 73° | 56° | 2 | 0.4 in | 11.8 h/day | 69% |
| June | 80° | 60° | 0 | 0.1 in | 12.9 h/day | 69% |
| July | 85° | 64° | 0 | 0.1 in | 13.3 h/day | 68% |
| August | 87° | 65° | 0 | 0.3 in | 12.3 h/day | 68% |
| September | 85° | 64° | 1 | 0.4 in | 11.3 h/day | 67% |
| October | 81° | 60° | 2 | 0.3 in | 10.2 h/day | 61% |
| November | 74° | 53° | 3 | 0.8 in | 9.4 h/day | 55% |
| December | 67° | 48° | 5 | 2.8 in | 8.2 h/day | 62% |