Lancaster
May
Weather in Lancaster for May 2025
Your guide to Lancaster weather in May - trends and predictions
In general, the average temperature in Lancaster at the beginning of May is 20.6 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 26.1 °F by the end of May.
With an average of 2 rainy days, Lancaster experiences minimal rainfall in May, ensuring that most days remain pleasantly dry.
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29
Dry days
2
Rainy days
0
Snow days
25°/11°
Temperatures
33 km/h
Avg max wind
48 %
Avg humidity
Lancaster in May average weather
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  23° | 2 25° | 3 25° | 4  17° | |||
| 5 13° | 6 20° | 7 21° | 8 22° | 9 24° | 10 26° | 11 27° |
| 12 29° | 13  28° | 14 25° | 15  26° | 16 29° | 17 27° | 18 23° |
| 19 26° | 20  31° | 21  31° | 22 28° | 23 25° | 24 21° | 25 23° |
| 26 25° | 27 28° | 28 27° | 29 26° | 30 27° | 31 27° |
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Temperatures trend during May in Lancaster
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 | Sunny | 23° /11° | 0 mm | 6 | |
| May 2 | Sunny | 25° /10° | 0 mm | 7 | |
| May 3 | Sunny | 25° /12° | 0 mm | 7 | |
| May 4 | Cloudy | 17° /10° | 0.1 mm | 4 | |
| May 5 | Sunny | 13° /5° | 0.2 mm | 4 | |
| May 6 | Sunny | 20° /5° | 0 mm | 6 | |
| May 7 | Sunny | 21° /8° | 0 mm | 6 | |
| May 8 | Sunny | 22° /8° | 0 mm | 6 | |
| May 9 | Sunny | 24° /11° | 0 mm | 6 | |
| May 10 | Sunny | 26° /13° | 0 mm | 7 | |
| May 11 | Sunny | 27° /15° | 0 mm | 7 | |
| May 12 | Sunny | 29° /16° | 0 mm | 7 | |
| May 13 | Overcast | 28° /15° | 0 mm | 6 | |
| May 14 | Sunny | 25° /12° | 0 mm | 7 | |
| May 15 | Partly cloudy | 26° /11° | 0 mm | 7 | |
| May 16 | Sunny | 29° /10° | 0 mm | 7 | |
| May 17 | Sunny | 27° /12° | 0 mm | 7 | |
| May 18 | Sunny | 23° /11° | 0 mm | 6 | |
| May 19 | Sunny | 26° /9° | 0 mm | 7 | |
| May 20 | Moderate rain at times | 31° /14° | 0.5 mm | 7 | |
| May 21 | Patchy rain possible | 31° /16° | 0.3 mm | 7 | |
| May 22 | Patchy rain possible | 28° /14° | 0.1 mm | 7 | |
| May 23 | Sunny | 25° /11° | 0 mm | 7 | |
| May 24 | Overcast | 21° /10° | 0 mm | 5 | |
| May 25 | Partly cloudy | 23° /8° | 0 mm | 6 | |
| May 26 | Sunny | 25° /8° | 0 mm | 7 | |
| May 27 | Sunny | 28° /11° | 0 mm | 7 | |
| May 28 | Sunny | 27° /12° | 0 mm | 7 | |
| May 29 | Cloudy | 26° /12° | 0 mm | 6 | |
| May 30 | Partly cloudy | 27° /12° | 0 mm | 7 | |
| May 31 | Sunny | 27° /12° | 0 mm | 7 | |
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Important Notice
Our weather forecast for Lancaster in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Lancaster forecast closer to your planned date for the most up-to-date weather information.
Lancaster in May - FAQ
What are the expected maximum and minimum temperatures in Lancaster during May?
Enjoy moderate daytime temperatures of up to 25° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Lancaster during May?
Rainfall in Lancaster during May is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 2 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
What are the typical wind conditions in Lancaster during May?
The average wind speed in Lancaster during May is 33 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Lancaster
Explore the daily rainfall trends and prepare for Lancasters May weather 💧
UV exposure in Lancaster during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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