Grantham · Monthly

Historical observations, model forecasts and long-range statistical averages are labelled separately.

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Typical = statistical conditions beyond the model horizon, not a prediction for that date. Historical readings may include provider estimates or interpolation. — means no data was supplied.

Oct 17, 2026

Model forecast

Partly cloudy

High

22°

Low

14°

Precipitation

2.1 mm

Precipitation probability

45%

Sunrise

5:13 AM

Sunset

6:00 PM