April Weather in Keene, United States

Last updated: June 24, 2025

In Keene, United States, the average temperature in April hovers around 18°C (66°F). Expect a minimum of 1°C (35°F) and a maximum swing up to 34°C (93°F). With precipitation amounting to 103 mm (4.1 in) across 8 days, plan for some wet weather, and don’t forget that the average humidity sits at a comfortable 78%.

April Temperature in Keene

In April in Keene, the average temperature is 18°C (66°F), with maximums reaching up to 34°C (93°F) and minimums dropping as low as 1°C (35°F). This makes it an ideal time to visit for those who enjoy mild weather and a range of activities suited to both warm and cooler temperatures.

April Weather in Keene: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Keene, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Keene, April typically has an average temperature of 18°C (66°F), with highs reaching up to 34°C (93°F) and lows dropping to around 1°C (35°F).

Data source: Temperature data for Keene generated using information from the Copernicus Climate Change Service.

April Precipitation in Keene

In Keene in April, the precipitation amount is 103 mm (4.1 in) over a span of 8 days.

April Precipitation Trends in Keene

The chart displays monthly precipitation patterns in Keene, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Keene, April typically receives around 103 mm (4.1 inches) of precipitation spread over approximately 8 days.

Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

April Humidity in Keene

In Keene in April humidity is 78%. With an average temperature of 18°C (66°F), this humidity feels like a warm blanket enveloping you, making it both refreshing and slightly stifling for traveling.

April Average Humidity in Keene

This chart illustrates the average monthly humidity levels in Keene, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Keene is approximately 78%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Keene

In Keene in April, 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 Keene.

Maximum UV Index Levels in Keene for April

The chart shows the monthly maximum UV Index (UVI) for Keene in April, 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 April, the maximum UV index in Keene typically reaches 10, which falls under the very high exposure category.

Data source: Keene April 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 April Weather in Keene Compares to Other Months

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

This table compares monthly weather conditions in Keene, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (47°F)	49 mm (1.9 inches)	80%	moderate
February Weather	10°C (49°F)	86 mm (3.4 inches)	79%	high
March Weather	16°C (61°F)	89 mm (3.5 inches)	78%	very high
April Weather	18°C (66°F)	103 mm (4.1 inches)	78%	very high
May Weather	24°C (75°F)	161 mm (6.4 inches)	81%	extreme
June Weather	27°C (82°F)	90 mm (3.5 inches)	78%	extreme
July Weather	29°C (85°F)	52 mm (2.1 inches)	73%	extreme
August Weather	29°C (85°F)	110 mm (4.3 inches)	66%	extreme
September Weather	26°C (79°F)	62 mm (2.4 inches)	65%	very high
October Weather	20°C (68°F)	136 mm (5.4 inches)	72%	very high
November Weather	14°C (57°F)	49 mm (1.9 inches)	82%	high
December Weather	11°C (52°F)	53 mm (2.1 inches)	87%	moderate