Patterson, United States — Weather in May 2027

Climate Overview

Patterson, United States in May has hot conditions, with highs reaching 29.4°C (85°F) and afternoons the warmest part of the day. Rain is rare, falling on about 3 days this month. Temperatures drop noticeably between day and night.

This month falls at the end of Spring.

Daily highs in May gradually rise from around 28°C (82°F) at the start to 32°C (90°F) by month's end.

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

Expect around 11.8h of sunshine at the start of May, increasing to 13.3h by the end.

The warmest days tend to fall around the 31th, averaging 32.7°C (91°F).

Compared to April, this month is about 5°C warmer with 1 fewer rainy days. Temperatures will rise further into June.

Monthly May Averages

Temperature

29°C / 13°C

Feels Like

28°C / 12°C

Rain

3 days · 16 mm

Sunshine

12.7h / day

Humidity

45% — Comfortable

Wind

15 km/h

Wind Direction

WNW (292°)

Gusts

37 km/h

Daylight

14.2 h

Cloud Cover

28%

Clear Sky Days

16.3

UV Index

7.9 — Very High

Dew Point

9°C — Dry

Moon Phase

Waxing Gibbous · 66%

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

HighLow

Daily Precipitation

Rainfall

Daily Sunshine

Sunshine

Daily Wind Speed

Wind Speed

Sun Position

Sunrise 05:57

Daylight 14.2h

Sunset 20:08

What to Expect

Daytime temperatures around 29°C (85°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

3days (16 mm) Excellent

0days (1 mm) Excellent

0days (0 mm) Excellent

0days (1 mm) Excellent

1days (4 mm) Excellent

2days (20 mm) Excellent

Month	Temp	Feels Like	Rain	Sun	Humidity	UV	Status	Details
January	15°C / 6°C	13°C / 3°C	9days (100 mm) Wet	7h Good	77% Humid	3.1 Moderate	Fair	View Details
February	17°C / 6°C	15°C / 4°C	7days (66 mm) Good	8.5h Good	67% Muggy	4.1 Moderate	Fair	View Details
March	19°C / 8°C	17°C / 5°C	11days (84 mm) Wet	9.4h Good	67% Muggy	5.5 High	Good	View Details
April	24°C / 10°C	23°C / 8°C	4days (28 mm) Good	11h Excellent	56% Moderate	6.9 High	Excellent	View Details
May best	29°C / 13°C	28°C / 12°C	3days (16 mm) Excellent	12.7h Excellent	45% Moderate	7.9 Very High	Excellent	View Details
June	35°C / 17°C	34°C / 16°C	0days (1 mm) Excellent	13.6h Excellent	36% Comfortable	8.2 Very High	Excellent	View Details
July	38°C / 19°C	38°C / 18°C	0days (0 mm) Excellent	13.5h Excellent	35% Comfortable	8.3 Very High	Good	View Details
August	37°C / 19°C	37°C / 18°C	0days (1 mm) Excellent	12.5h Excellent	39% Comfortable	7.7 Very High	Good	View Details
September best	34°C / 17°C	33°C / 16°C	1days (4 mm) Excellent	11.4h Excellent	43% Moderate	6.5 High	Excellent	View Details
October best	28°C / 13°C	26°C / 12°C	2days (20 mm) Excellent	9.8h Good	47% Moderate	5.1 High	Excellent	View Details
November	20°C / 9°C	18°C / 7°C	5days (40 mm) Good	8.2h Good	62% Muggy	3.5 Moderate	Good	View Details
December	15°C / 6°C	13°C / 4°C	9days (78 mm) Wet	6.9h Fair	74% Muggy	2.8 Moderate	Fair	View Details

What to Wear

Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces.

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

Packing List

Breathable clothingSunscreen (SPF 30+)Sun hatSunglassesSandals

Frequently Asked Questions

Expand all

Is May a good time to visit Patterson?

May is typically excellent for visiting Patterson, with average highs of 29°C (85°F) and around 3 rainy days. Patterson, United States in May has hot conditions, with highs reaching 29.4°C (85°F) and afternoons the warmest part of

Does it rain a lot in Patterson in May?

Patterson typically sees around 3 rainy days in May with 16 mm (0.6 in) of total rainfall. An umbrella should suffice.

Does it get cold at night in Patterson in May?

Evenings in Patterson during May are mild at 13°C (56°F). A light cardigan is usually enough.

What should I pack for Patterson in May?

With highs of 29°C (85°F) and lows of 13°C (56°F) in May, we recommend: Breathable clothing, Sunscreen (SPF 30+), Sun hat, Sunglasses, Sandals. Comfortable walking shoes are essential.

Is May among the best months weather-wise in Patterson?

Yes, May offers some of the best weather conditions in Patterson with comfortable temperatures and lower chances of rain.

What is the UV index in Patterson in May?

The average UV index in Patterson during May is 8 (very high). Strong sun protection is essential — SPF 50+, protective clothing, and avoid prolonged outdoor exposure during peak hours.

How many hours of daylight are there in Patterson in May?

Patterson gets approximately 14 hours of daylight per day in May, with around 13 hours of sunshine.

Does it snow in Patterson in May?

Snow is uncommon in Patterson during May based on 10-year climate averages.

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