Amarillo, TX Climate & Monthly Averages
Amarillo has a semi-arid climate. July is the hottest month, averaging 93° by day; January is the coldest at 50°.
Amarillo's climate is a story of contrasts
Seasons are the whole story in Amarillo. The gap between an average July and an average January is 24°C - big day-to-night temperature swings and modest rainfall - which in practice means 93°F (34°C) afternoons at one end of the calendar and 50°F (10°C) at the other.
July
93° by day 71° at nightJanuary
50° by day 29° at nightThe two ends of the year
2 months average under 20 mm of rain, the longest unbroken stretch running January through February. January bottoms out at 50°F (10°C) in daylight, 29°F (-2°C) after dark. At its warmest, in July, Amarillo runs to 93°F (34°C) in the afternoon and back to 71°F (22°C) by dawn. Overnight lows average at or below freezing for 3 months, December through February.
Sunshine averages 10.6 hours a day over the year - sunnier than roughly 85% of the cities we track, peaking in July at 13.3 hours. Precipitation concentrates in May - 2.7 inches (70 mm) on 9 days - and thins out by February. Across the gridded 2015-2024 daily record, the highest daily maximum for this location was 108°F (42°C) and the lowest daily minimum -10°F (-24°C).
More climate facts for Amarillo
- Hottest month: July - highs near 93°F (34°C)
- Coldest month: January - highs near 50°F (10°C)
- Decade extremes (2015-2024): 108°F (42°C) high · -10°F (-24°C) low
- Wettest month: May (9 rainy days) · Sunniest: July (13.3 h sun/day)
- Climate type: semi-arid
- Annual swing: 24°C between the average warmest and coolest month · day to night: 12°C
- Snow: about 6 days a year
- Months averaging 30°C or hotter: 3
- Average humidity: 50%
Four distinct parts of the year in Amarillo
Spring (March through May)
Spring in Amarillo is pleasantly warm, with daytime highs averaging 72°F (22°C) and nights around 48°F (9°C); expect showers on roughly 19 days across the season. Daylight is generous - around 11.1 hours of sun a day.
Summer (June through August)
Through summer, Amarillo sits firmly in the heat: 91°F (33°C) by day, 69°F (21°C) after dark, and expect showers on roughly 20 days across the season. Daylight is generous - around 12.8 hours of sun a day.
Fall (September through November)
Fall in Amarillo is mild and warm, with daytime highs averaging 73°F (23°C) and nights around 51°F (11°C); rain comes on about 13 days over the three months.
Winter (December through February)
Winter in Amarillo is brisk and cold, with daytime highs averaging 53°F (12°C) and nights around 31°F (-1°C); rain comes on about 8 days over the three months, plus about 4 snowy days.
Amarillo temperature extremes in the 2015–2024 dataset
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ. Need another precipitation unit? Use the rainfall converter.
Choosing a season in Amarillo
Best time to visit Amarillo
March to April and October to November is the sweet spot for Amarillo - temperatures sit either side of the peak heat rather than in it. Expect 67°F (20°C) in the afternoon and around 5 days of rain in a typical month of it. For the same question asked the other way round, see where else is warm in March.
What to pack
Pack for Amarillo with lightweight, breathable clothing and serious sun protection and a warm jacket and layers for the cooler season. Even in July, lows of 71°F (22°C) make an extra layer worth the space.
Monthly highs, lows and seasonal change
| Month | High | Low | Rain days | Precipitation | Sunshine | Daylight | Wet-day chance | Humidity |
|---|---|---|---|---|---|---|---|---|
| January | 50° | 29° | 3 | 0.6 in | 8.6 h/day | 10.0 h | 10% | 52% |
| February | 56° | 31° | 3 | 0.5 in | 9.1 h/day | 10.9 h | 10% | 47% |
| March | 64° | 40° | 5 | 1.0 in | 10.2 h/day | 11.9 h | 15% | 46% |
| April | 71° | 47° | 5 | 1.8 in | 11.3 h/day | 13.0 h | 18% | 44% |
| May | 79° | 56° | 9 | 2.7 in | 11.8 h/day | 14.0 h | 29% | 52% |
| June | 89° | 67° | 7 | 2.1 in | 12.8 h/day | 14.5 h | 24% | 51% |
| July | 93° | 71° | 7 | 1.3 in | 13.3 h/day | 14.3 h | 22% | 47% |
| August | 91° | 70° | 6 | 1.6 in | 12.2 h/day | 13.5 h | 20% | 49% |
| September | 85° | 64° | 4 | 1.2 in | 11.0 h/day | 12.3 h | 15% | 52% |
| October | 72° | 51° | 5 | 2.1 in | 9.6 h/day | 11.2 h | 17% | 52% |
| November | 61° | 39° | 4 | 1.1 in | 8.7 h/day | 10.3 h | 12% | 54% |
| December | 53° | 32° | 3 | 0.9 in | 8.4 h/day | 9.8 h | 8% | 51% |
Amarillo from the coldest month to the hottest
Each card shows the average high and low. The bar places that month between Amarillo's coldest night and warmest afternoon.
January
- Rain
- 3 days
- Sunshine
- 8.6 h
- Daylight
- 10.0 h
- Snow
- 1 day
February
- Rain
- 3 days
- Sunshine
- 9.1 h
- Daylight
- 10.9 h
- Snow
- 1 day
March
- Rain
- 5 days
- Sunshine
- 10.2 h
- Daylight
- 11.9 h
- Snow
- 1 day
April
- Rain
- 5 days
- Sunshine
- 11.3 h
- Daylight
- 13.0 h
May
- Rain
- 9 days
- Sunshine
- 11.8 h
- Daylight
- 14.0 h
June
- Rain
- 7 days
- Sunshine
- 12.8 h
- Daylight
- 14.5 h
July
- Rain
- 7 days
- Sunshine
- 13.3 h
- Daylight
- 14.3 h
August
- Rain
- 6 days
- Sunshine
- 12.2 h
- Daylight
- 13.5 h
September
- Rain
- 4 days
- Sunshine
- 11.0 h
- Daylight
- 12.3 h
October
- Rain
- 5 days
- Sunshine
- 9.6 h
- Daylight
- 11.2 h
November
- Rain
- 4 days
- Sunshine
- 8.7 h
- Daylight
- 10.3 h
December
- Rain
- 3 days
- Sunshine
- 8.4 h
- Daylight
- 9.8 h
- Snow
- 1 day
Looking for warmer alternatives? Browse warm places by month, or compare Amarillo's coolest part of the year: January, December, February.
Where Amarillo sits among other climates
- Relative humidity averages 50% - drier than all but 6% of the 3496 cities we track.
- Afternoons run 12°C above the following night - a bigger day-to-night gap than 93% of the 3496 cities we track.
These comparisons use the same ten-year window for every city in the dataset.