Tempe

Planning a trip to Tempe or just want to stay updated on the weather conditions? In this section, you'll find the most current weather information, including detailed forecasts and helpful charts.

Located in the USA, the climate in Tempe is desert (arid). This means the city enjoys plenty of sunshine year-round and experiences very little rainfall. Travelers can expect mostly dry weather with clear days throughout much of the year.

Tempe experiences distinct seasons. Summers, lasting from roughly May to September, are extremely hot and dry, with average highs regularly climbing above 35°C and often exceeding 40°C in June and July. Winters, from December to February, are by contrast mild and pleasant, with comfortable daytime temperatures around 19-20°C and cooler nights. The spring (March-April) and autumn (October-November) months serve as warm and sunny transitional periods. A defining characteristic of the climate is the minimal rainfall; even during the months with the highest number of "wet days," such as July and August, the actual amount of precipitation remains negligible.

The climate in Tempe is characterized by significant temperature fluctuations throughout the year. July is the hottest month, with average temperatures reaching 35.3°C and daytime highs potentially climbing to 41.6°C. June and August are also very hot, with average temperatures of 32.7°C and 34.3°C respectively, and maximums often exceeding 40°C. January and December are considered the coolest months. In January, the average temperature is 12.3°C (low 5.4°C, high 19.2°C), while in December it is 13.0°C (low 6.3°C, high 19.8°C).

Summer months in Tempe, from May to September, are marked by intense heat. Especially in June, July, and August, daytime temperatures regularly soar above 35°C, and frequently past 40°C, indicating the dry heat typical of a desert climate. Nighttime temperatures in summer also remain high, rarely dropping below 24-29°C. Spring months, April and May, bring significant warming, with average temperatures of 22.9°C and 27.0°C respectively, and days that are already quite hot.

Winter in Tempe is mild and pleasant. From December to February, average daytime temperatures hover around 19-20°C, while nights drop to 5-6°C, making this period comfortable for visiting. The autumn months, October and November, are transitional, with temperatures gradually cooling from the hot summer to the mild winter. In October, the average temperature is 24.5°C, and in November, it is 17.8°C. Tempe is characterized by noticeable diurnal temperature variations, especially during transitional seasons and winter, when the difference between daytime highs and nighttime lows can exceed 10-15°C.

The city of Tempe, USA, experiences a very arid climate throughout the year. Total precipitation is extremely low, which is characteristic of desert regions. Rainfall here is generally rare and light.

The driest period in Tempe occurs during the spring and early summer months, as well as late autumn. In particular, April and May stand out with a total absence of precipitation (0 mm) and zero rainy days. June and November are also virtually dry with zero rainfall, although these months might record one day with minor precipitation.

A slight increase in the frequency of rainfall is observed in mid-summer and during the winter months. July and August are the months with the highest number of days with precipitation—averaging 6 days each—though the total amount of moisture remains minimal (around 1 mm). In winter, from December to March, there may also be about 3-4 days with light rain per month, with precipitation levels also around 1 mm. Given the temperature patterns, precipitation falls primarily as rain.

When planning a trip to Tempe, it’s important to consider its desert climate with hot summers and mild winters. During the summer months, especially from May to September when daytime temperatures often rise above 35-40°C, your wardrobe should focus on light, breathable clothing made from natural fabrics. Don't forget a hat or cap, sunglasses, and high-SPF sunscreen—the sun here is very intense nearly year-round. Since rainfall is minimal (averaging 0-1 mm per month), there is no major need for an umbrella, but for trips in July and August when there are a few days of light rain, you might want to pack a compact one.

For a trip to Tempe during the cooler period from November to March, when average daytime temperatures range from 12°C to 20°C and nighttime lows can drop to 5-10°C, layering is the most practical approach. Pack T-shirts, long-sleeved shirts, a light sweater or fleece, and a windbreaker or light jacket. This will allow you to easily adapt to temperature changes throughout the day. Weather in the spring and autumn can also be variable, making layered clothing the best choice.

Regardless of the season, comfortable walking shoes are a must-have for any tourist in Tempe. It is also recommended to carry a reusable water bottle to stay hydrated, especially on hot days. While there is no data on strong winds, a light scarf may come in handy for cool evenings or as extra sun protection.