Chandler, United States — Weather in December 2026

Monthly climate averages for Chandler, United States. Based on 10-year ERA5 reanalysis data.

BWh Hot Desert
7.9 /10
Good

December is a good month in Chandler

Climate Overview

Chandler, United States in December has warm conditions, with highs averaging 20.1°C (68°F). Temperatures drop noticeably between day and night.

This month falls at the beginning of Winter.

Daily highs in December gradually drop from around 21°C (70°F) at the start to 18°C (65°F) by month's end.

Rainfall is heaviest during the last third of the month, while the middle tends to be drier.

Expect around 8.4h of sunshine at the start of December, decreasing to 7.9h by the end.

The warmest days tend to fall around the 7th, averaging 21.3°C (70°F).

Compared to November, this month is about 5°C cooler with 2 more rainy days.

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Monthly December Averages

Temperature
20°C / 6°C
Feels Like
18°C / 3°C
Rain
4 days · 25 mm
Sunshine
8.2h / day
Humidity
51% — Moderate
Wind
11 km/h
Wind Direction
ENE (69°)
Gusts
22 km/h
Daylight
10 h
Cloud Cover
39%
Clear Sky Days
12.1
UV Index
3.8 — Moderate
Dew Point
3°C — Dry
Moon Phase
Waxing Crescent · 31%
Frost Days
1 days

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

28°C 24°C 20°C 16°C 12°C 8°C 4°C 0°C 151015202531
High Low

Daily Precipitation

0 mm 1 mm 2 mm 3 mm 4 mm 151015202531
Rainfall

Daily Sunshine

0h 3h 6h 9h 12h 151015202531
Sunshine

Daily Wind Speed

0 4 8 12 16 20 151015202531
Wind Speed
Sun Position
Sunrise 07:24
Daylight 10h
Sunset 17:22

What to Expect

Daytime temperatures around 20°C (68°F) are ideal for full-day outdoor exploration.

Rain is uncommon in this month, so most days stay dry from morning through evening.

2 of the last 5 yearly records were warmer than this month's long-run average.

Compare Months

January
Fair
Temp
19°C / 5°C
Feels Like
16°C / 2°C
Rain
4days (29 mm) Good
Sun
8.6h Good
Humidity
53% Moderate
UV
4.1 Moderate
View Details
February
Good
Temp
22°C / 6°C
Feels Like
19°C / 3°C
Rain
3days (29 mm) Excellent
Sun
9.5h Good
Humidity
44% Moderate
UV
5.2 High
View Details
March
Good
Temp
26°C / 9°C
Feels Like
23°C / 7°C
Rain
4days (24 mm) Good
Sun
10.5h Excellent
Humidity
37% Comfortable
UV
6.5 High
View Details
April best
Excellent
Temp
31°C / 14°C
Feels Like
29°C / 11°C
Rain
1days (4 mm) Excellent
Sun
12h Excellent
Humidity
22% Comfortable
UV
7.8 Very High
View Details
May best
Excellent
Temp
35°C / 18°C
Feels Like
33°C / 15°C
Rain
1days (2 mm) Excellent
Sun
12.8h Excellent
Humidity
18% Comfortable
UV
8.4 Very High
View Details
June
Fair
Temp
41°C / 24°C
Feels Like
40°C / 22°C
Rain
1days (4 mm) Excellent
Sun
12.9h Excellent
Humidity
17% Comfortable
UV
8.7 Very High
View Details
July
Poor
Temp
42°C / 28°C
Feels Like
43°C / 29°C
Rain
4days (26 mm) Good
Sun
12.4h Excellent
Humidity
30% Comfortable
UV
8.7 Very High
View Details
August
Poor
Temp
41°C / 27°C
Feels Like
42°C / 29°C
Rain
5days (27 mm) Good
Sun
12.1h Excellent
Humidity
35% Comfortable
UV
8.3 Very High
View Details
September
Good
Temp
38°C / 24°C
Feels Like
38°C / 24°C
Rain
3days (23 mm) Excellent
Sun
11.1h Excellent
Humidity
33% Comfortable
UV
7.4 Very High
View Details
October best
Excellent
Temp
32°C / 17°C
Feels Like
31°C / 15°C
Rain
2days (17 mm) Excellent
Sun
10.2h Excellent
Humidity
32% Comfortable
UV
6 High
View Details
November best
Excellent
Temp
25°C / 10°C
Feels Like
23°C / 8°C
Rain
2days (19 mm) Excellent
Sun
9.2h Good
Humidity
38% Comfortable
UV
4.5 Moderate
View Details
December
Good
Temp
20°C / 6°C
Feels Like
18°C / 3°C
Rain
4days (25 mm) Good
Sun
8.2h Good
Humidity
51% Moderate
UV
3.8 Moderate
View Details
Month Temp Feels Like Rain Sun Humidity UV Status
January 19°C / 5°C 16°C / 2°C 4days (29 mm) Good 8.6h Good 53% Moderate 4.1 Moderate Fair View Details
February 22°C / 6°C 19°C / 3°C 3days (29 mm) Excellent 9.5h Good 44% Moderate 5.2 High Good View Details
March 26°C / 9°C 23°C / 7°C 4days (24 mm) Good 10.5h Excellent 37% Comfortable 6.5 High Good View Details
April best 31°C / 14°C 29°C / 11°C 1days (4 mm) Excellent 12h Excellent 22% Comfortable 7.8 Very High Excellent View Details
May best 35°C / 18°C 33°C / 15°C 1days (2 mm) Excellent 12.8h Excellent 18% Comfortable 8.4 Very High Excellent View Details
June 41°C / 24°C 40°C / 22°C 1days (4 mm) Excellent 12.9h Excellent 17% Comfortable 8.7 Very High Fair View Details
July 42°C / 28°C 43°C / 29°C 4days (26 mm) Good 12.4h Excellent 30% Comfortable 8.7 Very High Poor View Details
August 41°C / 27°C 42°C / 29°C 5days (27 mm) Good 12.1h Excellent 35% Comfortable 8.3 Very High Poor View Details
September 38°C / 24°C 38°C / 24°C 3days (23 mm) Excellent 11.1h Excellent 33% Comfortable 7.4 Very High Good View Details
October best 32°C / 17°C 31°C / 15°C 2days (17 mm) Excellent 10.2h Excellent 32% Comfortable 6 High Excellent View Details
November best 25°C / 10°C 23°C / 8°C 2days (19 mm) Excellent 9.2h Good 38% Comfortable 4.5 Moderate Excellent View Details
December 20°C / 6°C 18°C / 3°C 4days (25 mm) Good 8.2h Good 51% Moderate 3.8 Moderate Good View Details

What to Wear

Dress in layers — a mix of long sleeves, light sweaters, and a versatile jacket works best for changeable conditions.

Temperatures drop significantly at night, so pack layers you can add or remove throughout the day.

Packing List

Warm evening layerSunscreen (SPF 30+)SunglassesComfortable walking shoes

Frequently Asked Questions

December is typically good for visiting Chandler, with average highs of 20°C (68°F) and around 4 rainy days. Chandler, United States in December has warm conditions, with highs averaging 20.1°C (68°F). Temperatures drop noticeabl
Chandler typically sees around 4 rainy days in December with 25 mm (1 in) of total rainfall. An umbrella should suffice.
Nights in Chandler during December are cool at around 6°C (43°F). Bring a jacket or sweater for evenings.
With highs of 20°C (68°F) and lows of 6°C (43°F) in December, we recommend: Warm evening layer, Sunscreen (SPF 30+), Sunglasses, Comfortable walking shoes. Comfortable walking shoes are essential.
December is not the most favourable month weather-wise in Chandler. Consider visiting during months with milder temperatures or less rainfall for a better experience.
The average UV index in Chandler during December is 4 (moderate). Sunscreen and sunglasses are recommended during midday hours.
Chandler gets approximately 10 hours of daylight per day in December, with around 8 hours of sunshine.
Snow is uncommon in Chandler during December based on 10-year climate averages.

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