Yuma, AZ Climate & Monthly Averages
The climate of Yuma
Rain is the exception in Yuma. The city collects about 3.1 inches (79 mm) across 16 wet days in a typical year, which leaves the sky clear for most of it - 11.2 hours of sunshine a day on average. Highs run from 69°F (21°C) in December to 109°F (43°C) in July.
Climate quick facts
- Hottest month: July - highs near 109°F (43°C)
- Coldest month: December - highs near 69°F (21°C)
- Decade extremes (2015-2024): 121°F (49°C) high · 30°F (-1°C) low
- Wettest month: January (3 rainy days) · Sunniest: June (13.4 h sun/day)
- Climate type: hot desert
- Annual swing: 22°C between the average warmest and coolest month · day to night: 14°C
- Months averaging 30°C or hotter: 7
- Average humidity: 32%
Temperatures through the year
July is the warm end of the year, averaging 109°F (43°C) by day and 83°F (28°C) overnight. December bottoms out at 69°F (21°C) in daylight, 48°F (9°C) after dark. Average highs hold at or above 30°C for 7 months of the year, April through October being the unbroken run.
Rain, sun and snow
June is the brightest month at 13.4 hours of sun a day, against an annual average of 11.2 - sunnier than almost anywhere else we cover. 12 months average under 20 mm of rain, the longest unbroken stretch running January through December. Across the gridded 2015-2024 daily record, the highest daily maximum for this location was 121°F (49°C) and the lowest daily minimum 30°F (-1°C).
How Yuma compares
- Annual precipitation is 3.1 inches (79 mm) - drier than almost every other city we track.
- Afternoons run 14°C above the following night - a bigger day-to-night gap than any other city in our 3496-city dataset.
- Relative humidity averages 32% - drier than almost every other city we track.
Ranked against every city in our dataset, each measured on the same ten-year window.
Monthly climate table
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 70° | 47° | 3 | 0.5 in | 9.0 h/day | 42% |
| February | 74° | 50° | 2 | 0.4 in | 9.8 h/day | 34% |
| March | 81° | 55° | 2 | 0.3 in | 11.0 h/day | 32% |
| April | 89° | 61° | 0 | 0.0 in | 12.5 h/day | 24% |
| May | 94° | 66° | 0 | 0.1 in | 12.9 h/day | 27% |
| June | 105° | 75° | 0 | 0.1 in | 13.4 h/day | 25% |
| July | 109° | 83° | 2 | 0.2 in | 13.0 h/day | 31% |
| August | 108° | 83° | 2 | 0.2 in | 12.6 h/day | 36% |
| September | 102° | 77° | 1 | 0.3 in | 11.4 h/day | 35% |
| October | 92° | 66° | 1 | 0.2 in | 10.8 h/day | 30% |
| November | 79° | 55° | 1 | 0.3 in | 9.6 h/day | 30% |
| December | 69° | 48° | 2 | 0.5 in | 8.6 h/day | 38% |
Yuma month by month
Yuma weather in January
January brings highs around 70°F (21°C), lows near 47°F (9°C), about 3 wet days - typically the wettest month of the year in Yuma.
Yuma weather in February
February brings highs around 74°F (24°C), lows near 50°F (10°C), about 2 wet days.
Yuma weather in March
March brings highs around 81°F (27°C), lows near 55°F (13°C), about 2 wet days.
Yuma weather in April
April brings highs around 89°F (32°C), lows near 61°F (16°C), about 0 wet days - typically the driest month of the year in Yuma.
Yuma weather in May
May brings highs around 94°F (35°C), lows near 66°F (19°C), about 0 wet days.
Yuma weather in June
June brings highs around 105°F (41°C), lows near 75°F (24°C), about 0 wet days - typically the sunniest month of the year in Yuma.
Yuma weather in July
July brings highs around 109°F (43°C), lows near 83°F (28°C), about 2 wet days - typically the hottest month of the year in Yuma.
Yuma weather in August
August brings highs around 108°F (42°C), lows near 83°F (29°C), about 2 wet days.
Yuma weather in September
September brings highs around 102°F (39°C), lows near 77°F (25°C), about 1 wet days.
Yuma weather in October
October brings highs around 92°F (33°C), lows near 66°F (19°C), about 1 wet days.
Yuma weather in November
November brings highs around 79°F (26°C), lows near 55°F (13°C), about 1 wet days.
Yuma weather in December
December brings highs around 69°F (21°C), lows near 48°F (9°C), about 2 wet days - typically the coldest month of the year in Yuma.
Seasons in Yuma
Spring (March through May)
Spring runs hot here - highs near 88°F (31°C), nights near 61°F (16°C), and precipitation is sparse, near 11 mm (0.4 in) for the season. Daylight is generous - around 12.1 hours of sun a day.
Summer (June through August)
Summer in Yuma is punishingly hot, with daytime highs averaging 107°F (42°C) and nights around 81°F (27°C); precipitation is sparse, near 12 mm (0.5 in) for the season. Daylight is generous - around 13.0 hours of sun a day.
Fall (September through November)
Fall sits firmly in the heat here - highs near 91°F (33°C), nights near 66°F (19°C), and precipitation is sparse, near 21 mm (0.8 in) for the season. Daylight is generous - around 10.6 hours of sun a day.
Winter (December through February)
Winter brings comfortable warmth here - highs near 71°F (22°C), nights near 48°F (9°C), and precipitation is sparse, near 1.4 inches (36 mm) for the season.
Climate questions, answered
What should I pack for Yuma?
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Is Yuma hot in summer?
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Best time to visit Yuma
November to March is the sweet spot for Yuma - temperatures sit either side of the peak heat rather than in it. Expect 75°F (24°C) in the afternoon and around 2 days of rain in a typical month of it. For the same question asked the other way round, see where else is warm in November.
Pack for Yuma with lightweight, breathable clothing and serious sun protection and a mid-layer for the evenings, which fall away fast after sunset. July nights average 83°F (28°C), so evenings rarely match the afternoons.
Yuma temperature records (2015-2024)
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ.