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May Weather in South Greeley, United States

Last updated: June 24, 2025

In May, the average temperature in South Greeley, United States hovers around 12°C (54°F), with minimums dipping to -4°C (26°F) and soaring to a maximum of 30°C (86°F). Expect around 103 mm (4.1 in) of precipitation spread over 13 days, and a consistent average humidity of 74%. Stay prepared for a mix of weather!

May Temperature in South Greeley

In May in South Greeley, the average temperature is 12°C (54°F). Maximum temperatures can reach 30°C (86°F), while minimums can drop as low as -4°C (26°F). Be prepared for a wide range of temperatures if you plan to travel during this time!

May Weather in South Greeley: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in South Greeley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In South Greeley, May typically has an average temperature of 12°C (54°F), with highs reaching up to 30°C (86°F) and lows dropping to around -4°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec302838455366737164464033
Data source: Temperature data for South Greeley generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in South Greeley

In South Greeley in May, the precipitation amount is 103 mm (4.1 in) spread over a duration of 13 days.

May Precipitation Trends in South Greeley

The chart displays monthly precipitation patterns in South Greeley, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In South Greeley, May typically receives around 103 mm (4.1 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec1319514610344343218332315
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in South Greeley

In South Greeley in May, humidity is 74%. With an average temperature of 12°C (54°F), this humidity feels like a chilly embrace that can dampen your travel experience, making it essential to dress in layers and prepare for an unexpected drizzle while exploring the sights.

May Average Humidity in South Greeley

This chart illustrates the average monthly humidity levels in South Greeley, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in South Greeley is approximately 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%76%62%60%74%82%82%84%75%73%74%77%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in South Greeley

In South Greeley in May, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in South Greeley.

Maximum UV Index Levels in South Greeley for May

The chart shows the monthly maximum UV Index (UVI) for South Greeley in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in South Greeley typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46710101212119644
Data source: South Greeley May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How May Weather in South Greeley Compares to Other Months

Weather in South Greeley varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in South Greeley, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in South Greeley, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)13 mm (0.5 inches)72%moderate
February Weather-2°C (28°F)19 mm (0.7 inches)76%high
March Weather3°C (38°F)51 mm (2.0 inches)61%high
April Weather7°C (45°F)46 mm (1.8 inches)60%very high
May Weather12°C (54°F)103 mm (4.1 inches)74%very high
June Weather19°C (67°F)44 mm (1.7 inches)82%extreme
July Weather23°C (73°F)34 mm (1.3 inches)82%extreme
August Weather21°C (71°F)32 mm (1.3 inches)84%extreme
September Weather18°C (64°F)18 mm (0.7 inches)75%very high
October Weather8°C (47°F)33 mm (1.3 inches)73%high
November Weather4°C (40°F)22 mm (0.9 inches)74%moderate
December Weather1°C (33°F)15 mm (0.6 inches)77%moderate

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