Hayward
May
Weather in Hayward for May 2025
Your guide to Hayward weather in May - trends and predictions
In general, the average temperature in Hayward at the beginning of May is 17.4 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 21.1 °F by the end of May.
With an average of 2 rainy days, Hayward 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
21°/9°
Temperatures
16 km/h
Avg max wind
66 %
Avg humidity
Hayward in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  21° | 2 21° | 3 21° | 4  12° | |||
| 5  14° | 6 15° | 7 18° | 8 23° | 9 26° | 10 25° | 11 25° |
| 12 23° | 13 22° | 14 22° | 15 22° | 16 23° | 17 22° | 18 21° |
| 19 19° | 20 20° | 21 24° | 22 23° | 23 21° | 24 19° | 25 19° |
| 26 21° | 27 22° | 28  18° | 29 22° | 30 24° | 31  22° |
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Temperatures trend during May in Hayward
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 | 21° /7° | 0 mm | 6 | |
| May 2 | Sunny | 21° /9° | 0 mm | 6 | |
| May 3 | Sunny | 21° /10° | 0 mm | 6 | |
| May 4 | Moderate rain | 12° /6° | 20.9 mm | 3 | |
| May 5 | Partly cloudy | 14° /5° | 0.1 mm | 4 | |
| May 6 | Partly cloudy | 15° /6° | 0 mm | 5 | |
| May 7 | Sunny | 18° /8° | 0 mm | 5 | |
| May 8 | Sunny | 23° /9° | 0 mm | 6 | |
| May 9 | Sunny | 26° /12° | 0 mm | 7 | |
| May 10 | Sunny | 25° /13° | 0 mm | 7 | |
| May 11 | Sunny | 25° /12° | 0 mm | 7 | |
| May 12 | Sunny | 23° /12° | 0 mm | 6 | |
| May 13 | Sunny | 22° /10° | 0 mm | 6 | |
| May 14 | Sunny | 22° /9° | 0 mm | 6 | |
| May 15 | Sunny | 22° /10° | 0 mm | 6 | |
| May 16 | Sunny | 23° /11° | 0 mm | 6 | |
| May 17 | Partly cloudy | 22° /10° | 0 mm | 6 | |
| May 18 | Sunny | 21° /10° | 0 mm | 6 | |
| May 19 | Sunny | 19° /9° | 0 mm | 5 | |
| May 20 | Partly cloudy | 20° /10° | 0 mm | 6 | |
| May 21 | Partly cloudy | 24° /10° | 0 mm | 6 | |
| May 22 | Sunny | 23° /10° | 0 mm | 6 | |
| May 23 | Partly cloudy | 21° /9° | 0 mm | 6 | |
| May 24 | Sunny | 19° /9° | 0.1 mm | 5 | |
| May 25 | Partly cloudy | 19° /8° | 0.3 mm | 5 | |
| May 26 | Partly cloudy | 21° /8° | 0 mm | 6 | |
| May 27 | Partly cloudy | 22° /8° | 0 mm | 6 | |
| May 28 | Patchy rain possible | 18° /9° | 0.2 mm | 5 | |
| May 29 | Partly cloudy | 22° /9° | 0 mm | 6 | |
| May 30 | Partly cloudy | 24° /9° | 0 mm | 7 | |
| May 31 | Cloudy | 22° /9° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Hayward 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 Hayward forecast closer to your planned date for the most up-to-date weather information.
Hayward in May - FAQ
What are the expected maximum and minimum temperatures in Hayward during May?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 9°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Hayward during May?
In May, Hayward can expect light to moderate rainfall, totaling 21.5 mm across approximately 2 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Hayward during May?
The average wind speed in Hayward during May is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Hayward
Explore the daily rainfall trends and prepare for Haywards May weather 💧
UV exposure in Hayward during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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